JEE Main 2023 exam is among the most prestigious engineering entrance exams. Students take this test to apply to some of the country’s top engineering and technical colleges, including the IITs, NITs, CFITs, and others. In this article, you will get to know about the JEE Mains 2023 syllabus in-depth.

Moreover, the National Testing Agency (NTA) has released the JEE Main syllabus for 2023. Students prepare more strongly when they know the important topics for the JEE Main 2023 Exam. JEE Main 2023 covers mathematics, Physics, and chemistry topics from classes 11 and 12.

## JEE Main 2023 Highlight

Students can check the main overview of the JEE Main 2023 Exam:

PARTICULARS | DETAILS |
---|---|

Exam Name | Joint Entrance Examination (Main) or JEE Main |

Conducting Body | National Testing Agency (NTA) |

Exam Level | National level |

Exam Frequency | Twice a year (June and July) |

Mode of Application | Online |

No. of Papers and Total Marks | Paper-1: BE/B Tech (300 marks) Paper-2A: BArch (400 marks) Paper-2B: B Plan (400 marks) |

Marking Scheme | +4 for each correct response -1 for each incorrect response |

JEE Main official Website | jeemain.nta.nic.in |

## JEE Main 2023 Exam Pattern

Candidates can check out the complete exam pattern with a number of questions given below:

PAPER | SUBJECTS | TYPE/NUMBER OF QUESTIONS | MODE OF EXAM |
---|---|---|---|

Paper 1: BE/B Tech | Part 1: Mathematics | 30 MCQ and 10 Numerical Value | Computer-Based Test (CBT) |

Part 2: Physics | 30 MCQ and 10 Numerical Value | Computer-Based Test (CBT) | |

Part 3: Chemistry | 30 MCQ and 10 Numerical Value | Computer-Based Test (CBT) | |

Paper 2A: BArch | Part 1: Mathematics | 20 MCQ and 10 Numerical Value | Computer-Based Test (CBT) |

Part 2: Aptitude Test | 50 MCQ | Computer-Based Test (CBT) | |

Part 3: Drawing Test | 2 Questions | To be attempted on the drawing sheet | |

Paper 2B: BPlan | Part 1: Mathematics | 20 MCQ and 10 Numerical Value | Computer-Based Test (CBT) |

Part 2: Aptitude Test | 50 MCQ | Computer-Based Test (CBT) | |

Part 3: Planning Test | 25 MCQ | Computer-Based Test (CBT) |

## JEE Mains 2023 Syllabus

In this section, candidates can find the details of the topics which comprise the syllabus for JEE Mains 2023. Paper 1 and Paper 2A, as well as Paper 2B, will cover the following topics in the JEE syllabus 2023.

### JEE Mains Syllabus 2023 for Physics

The following is a list of important Physics chapters. To get good grades in Physics, candidates should go through the entire JEE Main 2023 syllabus.

#### PHYSICS AND MEASUREMENT

Physics, technology, and society, S I Units, fundamental and derived units, least count, accuracy and Errors in measurement, Dimensions of Physics quantities, dimensional analysis, and its applications.

#### KINEMATICS

The frame of reference, motion in a straight line, Position- time graph, speed and velocity; Uniform and non-uniform motion, average speed and instantaneous velocity, uniformly accelerated motion, velocity-time, pos1t10n-time graph, relations for uniformly accelerated motion, Scalars and Vectors, Vector. Addition and subtraction, zero vector, scalar and vector products, Unit Vector, Resolution of a Vector. Relative Velocity, Motion in a plane, Projectile Motion, Uniform Circular Motion.

#### LAWS OF MOTION

Force and inertia, Newton’s First law of motion; Momentum, Newton’s Second Law of motion, Impulses; Newton’s Third Law of motion. Law of conservation of linear momentum and its applications. Equilibrium of concurrent forces. Static and Kinetic friction, laws of friction, rolling friction. Dynamics of uniform circular motion: centripetal force and its applications.

#### WORK, ENERGY, AND POWER

Work done by a content force and a

variable force; kinetic and potential

energies, work-energy theorem, power.

The potential energy of spring

conservation of mechanical energy,

conservative and neoconservative forces;

Elastic and inelastic collisions in one and

two dimensions.

#### ROTATIONAL MOTION

Centre of the mass of a two-particle

system, Centre of the mass of a rigid body;

Basic concepts of rotational motion; a moment of a force; torque, angular momentum, conservation of angular momentum and its applications; the moment of inertia, the radius of gyration. Values of moments of inertia for simple geometrical objects, parallel and perpendicular axes theorems, and their applications. Rigid body rotation equations of rotational motion.

#### GRAVITATION

The universal law of gravitation. Acceleration due to gravity and its variation with altitude and depth. Kepler’s law of planetary motion. Gravitational potential energy; gravitational potential. Escape velocity, Orbital velocity of a satellite. Geo stationary satellites.

#### PROPERTIES OF SOLIDS AND LIQUIDS

Elastic behaviour, Stress-strain relationship, Hooke’s Law. Young’s modulus, bulk modulus, modulus of rigidity. Pressure due to a fluid column; Pascal’s law and its applications. Viscosity. Stokes’ law. terminal velocity, streamline, and turbulent flow. Reynolds number. Bernoulli’s principle and its applications. Surface energy and surface tension, angle of contact, application of surface tension – drops, bubbles, and capillary rise. Heat, temperature, thermal expansion; specific heat capacity, calorimetry; change of state, latent heat. Heat transfer-conduction, convection, and radiation. Newton’s law of cooling.

#### THERMODYNAMICS

Thermal equilibrium, zeroth law of thermodynamics, the concept of temperature. Heat, work and internal energy. The first law of thermodynamics. The second law of thermodynamics: reversible and irreversible processes. Carnot engine and its efficiency.

#### KINETIC THEORY OF GASES

Equation of state of a perfect gas, work done on compressing a gas, Kinetic theory of gases – assumptions, the concept of pressure. Kinetic energy and temperature: RMS speed of gas molecules: Degrees of freedom. Law of equipartition of energy, applications to specific heat capacities of gases; Mean free path. Avogadro’s number.

#### OSCILLATIONS AND WAVES

Periodic motion – period, frequency, displacement as a function of time. Periodic functions. Simple harmonic motion (S.H.M.) and its equation; phase: oscillations of a spring -restoring force and force constant: energy in S.H.M. – Kinetic and potential energies; Simple pendulum derivation of expression for its time period: Free, forced and damped oscillations, resonance. Wave motion, Longitudinal and transverse waves, speed of a wave. Displacement relation for a progressive wave. Principle of superposition of waves, a reflection of waves. Standing waves in strings and organ pipes, fundamental mode and harmonics. Beats. Doppler Effect in sound.

#### ELECTROSTATICS

**Electric charges:**Conservation of charge. Coulomb’s law-forces between two point charges, forces between multiple charges: superposition principle and continuous charge distribution.**Electric flux:**Gauss’s law and its applications to find field due to infinitely long uniformly charged straight wire, uniformly charged infinite plane sheet and uniformly charged thin spherical shell. Electric potential and its calculation for a point charge, electric dipole and system of charges; Equipotential surfaces, Electrical potential energy of a system of two point charges in an electrostatic field.**Electric field:**Electric field due to a point charge, Electric field lines. Electric dipole, Electric field due to a dipole. Torque on a dipole in a uniform electric field.**Conductors and insulators.**Dielectrics and electric polarization, capacitor, the combination of capacitors in series and parallel, capacitance of a parallel plate capacitor with and without dielectric medium between the plates. Energy stored in a capacitor.

#### CURRENT ELECTRICITY

Electric current. Drift velocity. Ohm’s law. Electrical resistance. Resistances of different materials. V-l characteristics of Ohmic and non-ohmic conductors. Electrical energy and power. Electrical resistivity. Colour code for resistors; Series and parallel combinations of resistors; Temperature dependence of resistance. Electric Cell and its Internal resistance, potential difference and emf of a cell, a combination of cells in series and parallel. Kirchhoff’s laws and their applications. Wheatstone bridge, Metre Bridge, Potentiometer – principle and its applications.

#### MAGNETIC EFFECTS OF CURRENT AND MAGNETISM

Biot – Savart law and its application to current carrying circular loop. Ampere’s law and applications to infinitely long currents carrying straight wire and solenoid. Force on a moving charge in uniform magnetic and electric fields. Cyclotron. Force on a current-carrying conductor in a uniform magnetic field. The force between two parallel current carries the conductor definition of ampere. Torque experienced by a current loop in a uniform magnetic field: Moving coil galvanometer, its current sensitivity, and conversion to ammeter and voltmeter. Current loop as a magnetic dipole and its magnetic dipole moment. Bar magnet as an equivalent solenoid, magnetic field lines; Earth’s magnetic field, and magnetic elements. Para-, dia- and ferromagnetic substances. Magnetic susceptibility and permeability. Hysteresis. Electromagnets and permanent magnets.

#### ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENTS

Electromagnetic induction: Faraday’s law. Induced emf and current: Lenz’s Law, Eddy currents. Self and mutual inductance. Alternating currents, peak and RMS value of alternating current/ voltage: reactance and impedance: LCR series circuit, resonance: Quality factor, power in AC circuits, wattless current. AC generator and transformer.

#### ELECTROMAGNETIC WAVES

Electromagnetic waves and their characteristics, Transverse nature of electromagnetic waves, Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet. X-rays. Gamma rays), Applications of e.m. waves.

#### OPTICS

Reflection and refraction of light at plane and spherical surfaces, mirror formula. Total internal reflection and its applications. Deviation and Dispersion of light by a; prism; Lens Formula. Magnification: Power of a Lens. Combination of thin lenses in contact. Microscope and Astronomical Telescope (reflecting and refracting ) and their magnifying powers.

Wave optics: wavefront and Huygens’ principle. Laws of reflection and refraction using Huygens principle. Interference, Young’s double-slit experiment and expression for fringe width, coherent sources and sustained interference of light. Diffraction due to a single slit, width of central maximum. Resolving power of microscopes and astronomical telescopes. Polarization, plane-polarized light: Brewster’s law uses plane-polarized light and Polaroid.

#### DUAL NATURE OF MATTER AND

RADIATION

Dual nature of radiation. Photoelectric effect. Hertz and Lenard’s observations; Einstein’s photoelectric equation: particle nature of light. Matter waves-wave nature of particle, de Broglie relation. Davisson Germer experiment.

#### ATOMS AND NUCLEI

Alpha-particle scattering experiment; Rutherford’s model of atom; Bohr model, energy levels, hydrogen spectrum. Composition and size of nucleus, atomic masses, isotopes, isobars: isotones. Radioactivity- alpha. beta and gamma particles/rays and their properties; radioactive decay law. Mass-energy relation, mass defect; binding energy per nucleon and its variation with mass number, nuclear fission and fusion.

#### ELECTRONIC DEVICES

Semiconductors; semiconductor diode: 1- V characteristics in forward and reverse bias; diode as a rectifier; I-V characteristics of LED. the photodiode, solar cell and Zener diode; Zener diode as a voltage regulator. Junction transistor, transistor action, characteristics of a transistor: transistor as an amplifier (common emitter configuration) and oscillator. Logic gates (OR. AND. NOT. NAND and NOR). Transistor as a switch.

#### COMMUNICATION SYSTEMS

Propagation of electromagnetic waves in the atmosphere; Sky and space wave propagation. Need for modulation. Amplitude and Frequency Modulation, Bandwidth of signals. the bandwidth of Transmission medium, Basic Elements of a Communication System (Block Diagram only).

#### EXPERIMENTAL SKILLS

Familiarity with the basic approach and observations of the experiments and activities:

- Vernier calipers -its use to measure the internal and external diameter and depth of a vessel.
- Screw gauge-its use to determine thickness/ diameter of thin sheet/wire.
- Simple Pendulum-dissipation of energy by plotting a graph between the square of amplitude and time.
- Metre Scale – the mass of a given object by principle of moments.
- Young’s modulus of elasticity of the material of a metallic wire.
- Surf ace tension of water by capillary rise and effect of detergents,
- Co-efficient of Viscosity of a given viscous liquid by measuring terminal velocity of a given spherical body,
- Plotting a cooling curve for the relationship between the temperature of a hot body and time.
- Speed of sound in air at room temperature using a resonance tube,
- Specific heat capacity of a given (i) solid and (ii) liquid by method of mixtures.
- The resistivity of the material of a given wire using meter bridge.
- The resistance of a given wire using Ohm’s law
- Resistance and figure of merit of a galvanometer by half deflection method.
- The focal length of;

- Convex mirror
- Concave mirror, and
- Convex lens, using the parallax method.

- The plot of the angle of deviation vs angle of incidence for a triangular prism.
- Refractive index of a glass slab using a travelling microscope.
- Characteristic curves of a p-n junction diode in forward and reverse bias.
- Characteristic curves of a Zener diode and finding reverse break down voltage.
- Characteristic curves of a transistor and finding current gain and voltage gain.
- Identification of Diode. LED, Transistor. IC. Resistor. A capacitor from a mixed collection of such items.
- Using a multimeter to:

- Identify the base of a transistor
- Distinguish between NPN and PNP type transistor
- See the unidirectional of current in case of a diode and an LED.
- Check the correctness or otherwise of a given electronic component (diode, transistor or IC).

### JEE Mains Syllabus 2023 for Chemistry

The Chemistry section of JEE Mains 2023 syllabus is broken down into Section A – Physical Chemistry, Section B – Inorganic Chemistry, and Section C – Organic Chemistry. These topics come from the class 11 and 12 curriculum.

### SECTION – A PHYSICAL CHEMISTRY

#### UNIT I: SOME BASIC CONCEPTS IN

CHEMISTRY

Matter and its nature, Dalton’s atomic

theory: Concept of atom, molecule,

element and compound: Physical

quantities and their measurements in

Chemistry, precision and accuracy,

significant figures. S.I. Units, dimensional

analysis: Laws of chemical combination;

Atomic and molecular masses, mole

concept, molar mass, percentage

composition, empirical and molecular

formulae: Chemical equations and

stoichiometry.

#### UNIT 2: STATES OF MATTER

Classification of matter into solid, liquid

and gaseous states.

**Gaseous State:**Measurable properties of gases: Gas laws – Boyle’s law, Charle’s law. Graham’s law of diffusion. Avogadro’s law, Dalton’s law of partial pressure; Concept of Absolute scale of temperature; Ideal gas equation; Kinetic theory of gases (only postulates); Concept of average, root mean square and most probable velocities; Real gases, deviation from Ideal behaviour, compressibility factor and van der Waals equation.**Liquid State:**Properties of liquids – vapour pressure, viscosity and surface tension and effect of temperature on them (qualitative treatment

only).**Solid State:**Classification of solids: molecular, ionic, covalent and metallic solids, amorphous and crystalline solids (elementary idea); Bragg’s Law and its applications: Unit cell and lattices, packing in solids (fee, bee and hep lattices), voids, calculations involving unit cell parameters, an imperfection in solids; Electrical and magnetic properties.

#### UNIT 3: ATOMIC STRUCTURE

Thomson and Rutherford atomic models

and their limitations; Nature of

electromagnetic radiation, photoelectric

effect; Spectrum of the hydrogen atom.

Bohr model of a hydrogen atom – its

postulates, derivation of the relations for

the energy of the electron and radii of the

different orbits, limitations of Bohr’s

model; Dual nature of matter, de Broglie’s

relationship. Heisenberg uncertainty

principle. Elementary ideas of quantum

mechanics, quantum mechanics, the

quantum mechanical model of the atom, its

important features. Pauli’s exclusion principle and Hund’s rule, electronic configuration of elements, extra stability of half-filled and completely filled

orbitals.

#### UNIT 4: CHEMICAL BONDING AND MOLECULAR STRUCTURE

Kossel – Lewis approach to chemical bond

formation, the concept of ionic and

covalent bonds.

**Ionic Bonding:**Formation of ionic bonds, factors affecting the formation of ionic bonds; calculation of lattice enthalpy.**Covalent Bonding:**Concept of electronegativity. Fajan’s rule, dipole moment: Valence Shell Electron Pair Repulsion (VSEPR ) theory and shapes of simple molecules.**Quantum mechanical approach to covalent bonding:**Valence bond theory – its important features, the concept of hybridization involving s, p and d orbitals; Resonance.**Molecular Orbital Theory –**Its important features. LCAOs, types of molecular orbitals (bonding, antibonding), sigma and pi-bonds, molecular orbital electronic configurations of homonuclear diatomic molecules, the concept of bond order, bond length, and bond energy.

Elementary idea of metallic bonding. Hydrogen

bonding and its applications.

#### UNIT 5: CHEMICAL THERMODYNAMICS

Fundamentals of thermodynamics: System

and surroundings, extensive and intensive

properties, state functions, types of

processes.

**The first law of thermodynamics –**Concept of work, heat internal energy and

enthalpy, heat capacity, molar heat

capacity; Hess’s law of constant heat

summation; Enthalpies of bond

dissociation, combustion, formation,

atomization, sublimation, phase transition,

hydration, ionization and solution.**The second law of thermodynamics –**Spontaneity of processes; and system as criteria for spontaneity. Standard Gibbs

energy change and equilibrium constant.

#### UNIT 6: SOLUTIONS

Different methods for expressing the concentration of solution – molality,

molarity, mole fraction, percentage (by

volume and mass both), the vapour

pressure of solutions and Raoult’s Law –

Ideal and non-ideal solutions, vapour

pressure – composition, plots for ideal and

non-ideal solutions; Colligative properties

of dilute solutions – a relative lowering of

vapour pressure, depression of freezing

point, the elevation of boiling point and

osmotic pressure; Determination of

molecular mass using colligative

properties; Abnormal value of molar mass,

van’t Hoff factor and its significance.

#### UNIT 7: EQUILIBRIUM

Meaning of equilibrium, the concept of dynamic

equilibrium.

**Equilibria involving physical processes**: Solid liquid, liquid – gas and solid-gas equilibria, Henry’s law. General characteristics of equilibrium involving physical processes.**Ionic equilibrium:**Weak and strong electrolytes, ionization of electrolytes, various concepts of acids and bases (Arrhenius. Bronsted – Lowry and Lewis) and their ionization, acid-base equilibria (including multistage ionization) and ionization constants, ionization of water. pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts and solubility products, buffer solutions.**Equilibrium involving chemical processes:**Law of chemical equilibrium, equilibrium constants and their significance, factors affecting equilibrium concentration, pressure, temperature, the effect of catalyst; Le Chatelier’s principle.

#### UNIT 8: REDOX REACTIONS AND ELECTROCHEMISTRY

- Electronic concepts of oxidation and

reduction, redox reactions, oxidation

number, rules for assigning oxidation

number, balancing of redox reactions. - Electrolytic and metallic conduction,

conductance in electrolytic solutions,

molar conductivities and their variation

with concentration: Kohlrausch’s law and

its applications. **Electrochemical cells –**Electrolytic and

Galvanic cells, different types of

electrodes, electrode potentials including

standard electrode potential, half – cell and

cell reactions, emf of a Galvanic cell and

its measurement: Nernst equation and its

applications; Relationship between cell

potential and Gibbs’ energy change: Dry

cell and lead accumulator; Fuel cells.

#### UNIT 9: CHEMICAL KINETICS

Rate of a chemical reaction, factors affecting the

rate of reactions: concentration, temperature,

pressure, and catalyst; elementary and complex

reactions, order and molecularity of reactions, rate

law, rate constant and its units, differential and

integral forms of zero and first-order reactions, their characteristics and half-lives, the effect of

temperature on the rate of reactions, Arrhenius

theory, activation energy and its calculation,

collision theory of bimolecular gaseous reactions

(no derivation).

#### UNIT 10: SURFACE CHEMISTRY

**Adsorption-**Physisorption and chemisorption and

their characteristics, factors affecting adsorption of

gases on solids – Freundlich and Langmuir

adsorption isotherms, adsorption from solutions.**Catalysis –**Homogeneous and

heterogeneous, activity and selectivity of

solid catalysts, enzyme catalysis and its

mechanism.**Colloidal state-**distinction among true

solutions, colloids and suspensions,

classification of colloids – lyophilic.

lyophobic; multimolecular.

macromolecular and associated colloids

(micelles), preparation and properties of

colloids – Tyndall effect. Brownian

movement, electrophoresis, dialysis,

coagulation and flocculation: Emulsions

and their characteristics.

### SECTION – B INORGANIC CHEMISTRY

#### UNIT 11: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

Modem periodic law and present form of

the periodic table, s, p. d and f block

elements, periodic trends in properties of

elements atomic and ionic radii, ionization

enthalpy, electron gain enthalpy, valence,

oxidation states and chemical reactivity.

#### UNIT 12: GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF METALS

Modes of occurrence of elements in nature,

minerals, ores; Steps involved in the extraction of

metals – concentration, reduction ( chemical and

electrolytic methods), and refining with special

reference to the extraction of AL Cu, Zn, and Fe;

Thermodynamic and electrochemical principles

involved in the extraction of metals.

#### UNIT 13: HYDROGEN

Position of hydrogen in periodic table, isotopes,

preparation, properties and uses of hydrogen;

Physical and chemical properties of water and heavy water; Structure, preparation, reactions, and uses of hydrogen peroxide; Classification of hydrides – ionic, covalent, and interstitial; Hydrogen as a fuel.

#### UNIT 14: S -BLOCK ELEMENTS (ALKALI

AND ALKALINE EARTH METALS)

**Group -1 and 2 Elements**: General introduction, electronic configuration and general trends in physical and chemical properties of elements, anomalous properties of the first element of each group, diagonal relationships.- Preparation and properties of some important compounds – sodium carbonate and sodium hydroxide and sodium hydrogen carbonate; Industrial uses of lime, limestone. Plaster of Paris and cement: Biological significance of Na, K. Mg and Ca.

#### UNIT 15: P- BLOCK ELEMENTS

**Group -13 to Group 18 Elements**

**General Introduction:** Electronic configuration

and general trends in physical and chemical properties of elements across the periods and down the groups; unique behaviour of the first element in each group.

**Groupwise study of the p – block elements Group -13**: Preparation, properties, and uses of boron and aluminum; Structure, properties, and uses of borax, boric acid, diborane, boron trifluoride, aluminum chloride, and alums.**Group-14:**The tendency for catenation; Structure, properties, and uses of Allotropes and oxides of carbon, silicon tetrachloride, silicates, zeolites, and silicones.**Group-15:**Properties and uses of nitrogen and phosphorus; Allotrophic forms of phosphorus; Preparation, properties, structure, and uses of ammonia, nitric acid, phosphine, and phosphorus halides (PCb. PCls); Structures of oxides and oxoacids of nitrogen and phosphorus.**Group-16**: Preparation, properties, structures, and uses of ozone:

- Allotropic forms of sulphur.
- Preparation, properties, structures, and uses of sulphuric acid (including its industrial preparation).
- Structures of oxoacids of sulphur.

**Group-17:**Preparation, properties, and uses of hydrochloric acid; Trends in the acidic nature of hydrogen halides; Structures of Interhalogen compounds and oxides and oxoacids of halogens.**Group-18:**Occurrence and uses of noble gases; Structures of fluorides and oxides ofxenon.

#### UNIT 16: d – and f- BLOCK ELEMENTS

**Transition Elements:**General introduction, electronic configuration, occurrence and characteristics, general trends in properties of the first-row transition elements – physical properties, ionization enthalpy, oxidation states, atomic radii, colour, catalytic behaviour, magnetic properties, complex formation, interstitial compounds, alloy formation; Preparation, properties and uses of K2Cr2O7, and KMnO4.

**Inner Transition Elements**

**Lanthanoids –**Electronic configuration, oxidation states, and lanthanoid contraction.**Actinoids –**Electronic configuration and oxidation states.

#### UNIT 17: CO-ORDINATION COMPOUNDS

Introduction to coordination compounds. Werner’s theory; ligands, coordination number, denticity. chelation; 1UP AC nomenclature of mononuclear coordination compounds, isomerism; Bonding-Valence bond approach and basic ideas of Crystal field theory, colour and magnetic properties; Importance of co-ordination compounds (in qualitative analysis, extraction of metals and in biological systems).

#### UNIT 18: ENVIRONMENTAL CHEMISTRY

**Environmental pollution –**Atmospheric, water and soil.**Atmospheric pollution –**Tropospheric and Stratospheric**Tropospheric pollutants –**Gaseous pollutants: Oxides of carbon, nitrogen and sulphur, hydrocarbons; their sources, harmful effects and prevention; Greenhouse effect and Global warming: Acid rain.**Particulate pollutants:**Smoke, dust, smog, fumes, mist; their sources, harmful effects and prevention.**Stratospheric pollution-**Formation and breakdown of ozone, depletion of the ozone layer – its mechanism and effects.**Water Pollution –**Major pollutants such as. pathogens, organic wastes and chemical pollutants; their harmful effects and prevention.**Soil pollution –**Major pollutants such as; Pesticides (insecticides. herbicides and fungicides), their harmful effects and prevention. Strategies to control environmental pollution

### SECTION – C ORGANIC CHEMISTRY

#### UNIT 19: PURIFICATION AND CHARACTERISATION OF ORGANIC COMPOUNDS

**Purification –**Crystallization, sublimation, distillation, differential extraction and chromatography – principles and their applications.**Qualitative analysis –**Detection of nitrogen, sulphur, phosphorus and halogens.**Quantitative analysis (basic principles only) –**Estimation of carbon, hydrogen, nitrogen, halogens, sulphur, phosphorus.**Calculations of empirical formulae and molecular formulae:**Numerical problems in organic quantitative analysis.

#### UNIT 20: SOME BASIC PRINCIPLES OF ORGANIC CHEMISTRY

**Tetravalency of carbon: Shapes of simple molecules – hybridization (s and p):**Classification of organic compounds based on functional groups: and those containing halogens, oxygen, nitrogen and sulphur; Homologous series: Isomerism – structural and stereoisomerism.**Nomenclature (Trivial and IUPAC) Covalent bond fission – Homolytic and heterolytic:**free radicals, carbocations and carbanions; stability of carbocations and free radicals, electrophiles and nucleophiles.**Electronic displacement in a covalent bond –**Inductive effect, electromeric effect, resonance and hyperconjugation.**Common types of organic reactions-**substitutions, addition, elimination and rearrangement.

#### UNITS 21: HYDROCARBONS

Classification, isomerism, IUPAC nomenclature, general methods of preparation, properties and reactions.

Alkanes – Conformations: Sawhorse and Newman projections (of ethane): Mechanism of halogenation of alkanes.

Alkenes – Geometrical isomerism: Mechanism of electrophilic addition: addition of hydrogen, halogens, water, hydrogen halides (Markownikoffs and peroxide effect): Ozonolysis and polymerization.

#### UNIT 22: ORGANIC COMPOUNDS CONTAINING

HALOGENS

- General methods of preparation, properties and reactions; Nature of C-X bond; Mechanisms of substitution reactions.
- Uses; Environmental effects of chloroform, iodoform freons and DDT.

#### UNIT 23: ORGANIC COMPOUNDS CONTAINING OXYGEN

General methods of preparation, properties,

reactions, and uses.

**Alcohols:**Identification of primary, secondary, and tertiary alcohols: mechanism of dehydration.**Phenols:**Acidic nature, electrophilic substitution reactions: halogenation. nitration and sulphonation. Reimer – Tiemann reaction.**Ethers:**Structure**Aldehyde and Ketones:**Nature of carbonyl group; Nucleophilic addition to >C=O group, relative reactivities of aldehydes and ketones; Important reactions such as – Nucleophilic addition reactions (addition of HCN. NHJ, and its derivatives), Grignard reagent; oxidation: reduction (Wolf Kishner and Clemmensen); the acidity of hydrogen. aldol condensation, Cannizzaro reaction. Haloform reaction, Chemical tests to distinguish between aldehydes and Ketones.**Carboxylic Acids:**Acidic strength and factors affecting it.

#### UNIT 24: ORGANIC COMPOUNDS CONTAINING NITROGEN

General methods of preparation. Properties, reactions and uses.

**Amines:**Nomenclature, classification structure, basic character and identification of primary, secondary and tertiary amines and their basic character.**Diazonium Salts:**Importance in synthetic organic chemistry.

#### UNIT 25: POLYMERS

- General introduction and classification of polymers, general methods of polymerization, – Addition and condensation, copolymerization.
- Natural and synthetic, rubber and vulcanization, some important polymers with emphasis on their monomers and uses – polythene, nylon, polyester and bakelite.

#### UNIT 26: BIOMOLECULES

General introduction and importance of biomolecules.

Classification; aldoses and ketoses: monosaccharides (glucose and fructose) and constituent monosaccharides of oligosaccharides (sucrose, lactose and maltose).**Carbohydrates**–**Proteins –**Elementary Idea of amino acids, peptide bond, polypeptides. Proteins: primary, secondary, tertiary and quaternary structure (qualitative idea only), denaturation of proteins, enzymes.Classification and functions.**Vitamins**–Chemical constitution of DNA and RNA.**Nucleic Acids**–

#### UNIT 27: CHEMISTRY IN EVERYDAY LIFE

**Chemicals in Medicines –**Analgesics, tranquillizers, antiseptics, disinfectants, antimicrobials, anti-fertility drugs, antibiotics, antacids. Anti-histamines – their meaning and common examples.**Chemicals in food –**Preservatives, artificial sweetening agents – common examples.**Cleansing Agents –**Soaps and detergents, cleansing action

#### UNIT 28: PRINCIPLES RELATED TO PRACTICAL CHEMISTRY

Detection of extra elements (Nitrogen, Sulphur, halogens) in organic compounds; Detection of the following functional groups; hydroxyl (alcoholic and phenolic), carbonyl (aldehyde and ketones) carboxyl, and amino groups in organic compounds.

The chemistry involved in the preparation of the following:

- Inorganic compounds; Mohr’s salt, potash alum.
- Organic compounds: Acetanilide, p-nitro acetanilide, aniline yellow, iodoform.
- The chemistry involved in the titrimetric exercises – Acids, bases and the use of indicator oxalic-acid vs KMn04, Mohr’s salt vs KMn04.

Chemical principles involved in the following experiments:

- Enthalpy of solution of CuSO4
- Enthalpy of neutralization of strong acid and strong base.
- Preparation of lyophilic and lyophobic sols.
- Kinetic study of the reaction of iodide ions with hydrogen peroxide at room temperature.

### JEE Mains Syllabus 2023 for Mathematics

A total of 19 topics from the standard syllabus of classes 11 and 12 are included in the Mathematics JEE Main 2023 syllabus.

#### UNIT 1: SETS, RELATIONS AND FUNCTIONS

Sets and their representation: Union,

intersection and complement of sets and

their algebraic properties; Power set;

Relation, Type of relations, equivalence

relations, functions; one-one, into and onto

functions, the composition of functions.

#### UNIT 2: COMPLEX NUMBERS AND QUADRATIC EQUATIONS

Complex numbers as ordered pairs of

reals, Representation of complex numbers

in the form a + ib and their representation

in a plane, Argand diagram, algebra of

complex number, modulus and argument

(or amplitude) of a complex number,

square root of a complex number, triangle

inequality, Quadratic equations in real and

complex number system and their

solutions Relations between roots and coefficient, nature of roots, the formation of

quadratic equations with given roots.

#### UNIT3: MATRICES AND DETERMINANTS

Matrices, algebra of matrices, type of

matrices, determinants, and matrices of

order two and three, properties of

determinants, evaluation of determinants,

area of triangles using determinants,

Adjoint, and evaluation of inverse of a

square matrix using determinants and

elementary transformations, Test of

consistency and solution of simultaneous

linear equations in two or three variables

using determinants and matrices.

#### UNIT 4: PERMUTATIONS AND COMBINATIONS

The fundamental principle of counting, permutation as an arrangement and combination as section, Meaning of P (n,r) and C (n,r), simple applications.

#### UNIT 5: MATHEMATICAL INDUCTIONS

Principle of Mathematical Induction and

its simple applications.

#### UNIT 6: BINOMIAL THEOREM AND ITS SIMPLE APPLICATIONS

Binomial theorem for a positive integral index, general term and middle term, properties of Binomial coefficients, and simple applications.

#### UNIT 7: SEQUENCE AND SERIES

Arithmetic and Geometric progressions, insertion of arithmetic, geometric means between two given numbers, Relation between A.M and G .M sum up to n terms of special series; Sn, Sn2, Sn3. Arithmetico-Geometric progression.

#### UNIT 8: LIMIT, CONTINUITY, AND DIFFERENTIABILITY

Real – valued functions, algebra of functions, polynomials, rational, trigonometric, logarithmic and exponential functions, inverse function. Graphs of simple functions. Limits, continuity and differentiability. Differentiation of the sum, difference, product and quotient of two functions. Differentiation of trigonometric, inverse trigonometric, logarithmic, exponential, composite and implicit functions; derivatives of order up to two, Rolle’s and Lagrange’s Mean value Theorems, Applications of derivatives: Rate of change of quantities, monotonic increasing and decreasing functions, Maxima and minima of functions of one variable, tangents and normal.

#### UNIT 9: INTEGRAL CALCULAS

- Integral as an anti-derivative, Fundamental Integrals involving algebraic, trigonometric, exponential and logarithms functions. Integrations by substitution, by parts and by partial functions. Integration using trigonometric identities.
- Evaluation of simple integrals of the type Integral as limit of a sum. The fundamental theorem of calculus, properties of definite integrals. Evaluation of definite integrals, determining areas of the regions bounded by simple curves in standard form.

#### UNIT 10: DIFFRENTIAL EQUATIONS

Ordinary differential equations, their order, and degree, the formation of differential equations, solution of differential equation by the method of

separation of variables, solution of a homogeneous and linear differential equation of the type.

#### UNIT 11: CO-ORDINATE GEOMETRY

Cartesian system of rectangular coordinates in a plane, distance formula, sections formula, locus and its equation, translation of axes, the slope of a line, parallel and perpendicular lines, intercepts of a line on the co-ordinate axis.

**Straight line:**Various forms of equations of a line, intersection of lines, angles between two lines, conditions for concurrence of three lines, the distance of a point form a line, equations of internal and external by sectors of angles between two lines co-ordinate of the centroid, orthocentre and circumcentre of a triangle, equation of the family of lines passing through the point of intersection of two lines.**Circle, conic sections:**A standard form of equations of a circle, the general form of the equation of a circle, its radius and central, equation of a circle when the endpoints of a diameter are given, points of intersection of a line and a circle with the centre at the origin and condition for a line to be tangent to a circle, equation of the tangent, sections of conics, equations of conic sections (parabola, ellipse and hyperbola) in standard forms, condition for Y = mx +c to be a tangent and point (s) of tangency.

#### UNIT 12: THREE DIMENSIONAL GEOMETRY

Coordinates of a point in space, the distance between two points, section formula, directions ratios, and direction cosines, the angle between two intersecting lines. Skew lines, the shortest distance between them, and its equation. Equations of a line and a plane in different forms, the intersection of a line and a plane, coplanar lines.

#### UNIT 13: VECTOR ALGEBRA

Vectors and scalars, the addition of vectors, components of a vector in two dimensions and three-dimensional space, scalar and vector products, scalar and vector triple product.

#### UNIT 14: STATISTICS AND PROBABILITY

**Measures of discretion;**calculation of mean, median, mode of grouped and ungrouped data calculation of standard deviation, variance and mean deviation for grouped and ungrouped data.**Probability:**Probability of an event, addition and multiplication theorems of probability, Baye’s theorem, probability distribution of a random variate, Bernoulli trials and binomial distribution.

#### UNIT 15: TRIGONOMETRY

Trigonometrical identities and equations, trigonometrical functions, inverse trigonometrical functions, and their properties, heights, and distance.

#### UNIT 16: MATHEMATICAL REASONING

Statement logical operations and, or, implies, implied by, if and only if, understanding of tautology, contradiction, converse, and contrapositive.

### JEE Mains 2023 Syllabus for B.Arch

JEE Mains syllabus 2023 for B.Arch has three sections: Mathematics, Aptitude, and Drawing. The mathematical syllabus is the same as for Paper 1, aptitude and drawing syllabus can be found below.

#### JEE Main Paper 2 Syllabus Aptitude

#### Unit 1

Awareness of persons. Buildings, Materials. Objects, Texture related to Architecture and Build-environment Visualizing three-dimensional objects from two-dimensional drawings. Visualizing. Different sides of three-dimensional objects. Analytical Reasoning Mental Ability (Visual. Numerical, and Verbal)

#### Unit 2

Three-dimensional- perception: Understanding and appreciation of scale and proportions of objects, building forms and elements, colour texture harmony and contrast Design and drawing of geometrical or abstract shapes and patterns in pencil. Transformation of forms, both 2D and 3D union, subtraction rotation, development of surfaces and volumes, Generation of plans, elevations, and 3D views of objects, Creating two-dimensional and three-dimensional compositions using given shapes and forms.

#### JEE Main Paper 2 Syllabus Drawing

Sketching of scenes and activities from memory of urbanscape (public space, market, festivals, street scenes, monuments, recreational spaces etc). landscape (riverfronts. Jungle. Gardens, trees. Plants etc.) and rural life.

### JEE Syllabus 2023 for B.Plan

There are three subjects in the JEE Main 2023 paper 2 syllabus for B.Plan, Mathematics, Aptitude, and Planning. A similar syllabus is provided for Maths and Aptitude as in the Paper 1 of the B.Arch course. You can check the remaining syllabus in the section below.

#### UNIT-1 GENERAL AWARENESS

General knowledge questions and knowledge about prominent cities, development issues,

government programmes etc.

#### UNIT-2 SOCIAL SCIENCES

- The idea of nationalism, nationalism in India, pre-modern world, 19th -century global economy, colonialism and colonial cities, industrialisation, resources and development, types of resources, agriculture, water, mineral resources, industries, national economy, Human Settlements.
- Power-sharing, federalism, political parties, democracy, the constitution of India
- Economic development- economic sectors, globalization, the concept of development, poverty; Population structure, social exclusion and inequality, urbanization, rural development, colonial cities.

#### UNIT-3 THINKING SKILLS

Comprehension (unseen passage); map reading skills, scale, distance, direction, area etc.; critical reasoning; understanding of charts, graphs and tables; basic concepts of statistics and quantitative reasoning.

Candidates can plan their preparation plan according to the complete syllabus. Everyone knows the syllabus is the only way to get your desired result in the exam.

Prepare for JEE 2023 Tips, Study Materials

Candidates can check the tips and study materials for the JEE Mains 2023 exam. Moreover, after in-depth information about the JEE Mains 2023 syllabus, students can easily plan their preparation schedule.

Dhurina wishes you all the best for your upcoming exams.