**JEE Main 2019:** The Joint Entrance Main (JEE Main) is scheduled to be conducted from January 6 to 20, 2019, the admit card of which will be available to download from December 17.

From the upcoming academic session, the examinations will be held twice a year. After the examinations on January, the second examinations will be conducted from April 6 to 20, 2019.

## JEE Mains 2019: Detail syllabus

**Chemistry **

This section will include questions on general topics, gaseous and liquid states, atomic structure and chemical bonding, energetics, chemical equilibrium, electrochemistry, chemical kinetics, solid state, solutions, surface chemistry and nuclear chemistry.

**Physical Chemistry**

**Properties and matter of nature**

Dalton’s atomic theory; Concept of atom, molecule, element and compound; Physical quantities and their measurements in Chemistry

**States Of Matter**

Classification of matter into solid, liquid and gaseous states. Gas laws – Boyle’s law, Charle’s law, Graham’s law of diffusion, Avogadro’s law, Dalton’s law of partial pressure, Liquid State- Properties of liquids – vapour pressure, viscosity and surface tension and effect of temperature, Gaseous State- Ideal gas equation; Kinetic theory of gases (only postulates); Concept of average, root mean square and most probable velocities.

**Solutions**

Different methods of solution- molality, molarity, mole fraction, percentage, vapour pressure of solutions and Raoult’s Law

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**Equilibrium**

Meaning of equilibrium, concept of dynamic equilibrium.

**Redox reactions and Electrochemistry**

Oxidation, reduction, oxidation number, electronic concepts. Electrolytic and metallic conduction, conductance in electrolytic solutions. Kohlrausch’s law and its applications

**Atomic Structure**

Rutherford atomic models, Electromagnetic radiation, photoelectric effect, bohr model of hydrogen atom and its limitations, quantum mechanical model of atom

**Molecular structure and chemical bonding**

Ionic and covalent bonds, factors affecting formation of ionic bonds. Covalent Bonding, Molecular Orbital Theory.

**Chemical Thermodynamics**

Fundamentals of thermodynamics and its laws, state functions, types of processes, system and surroundings.

**Chemical Kinetics**

Chemical reaction and factors affecting it. Concentration, temperature, pressure and catalyst; elementary and complex reactions, order and molecularity of reactions. Arrhenius theory, collision theory of bimolecular gaseous reactions.

**Colloidal state**

Colloids and suspensions, classification of colloids – lyophilic, lyophobic; multi molecular, macromolecular and associated colloids (micelles), preparation and properties of colloids

**Inorganic Chemistry**

**Elements and periodicity**

Periodic law, periodic table, s, p, d and f block elements, periodic trends in properties of elements atomic and ionic radii, ionization enthalpy

**Classification of elements**

Periodic table, modern periodic law, valence and oxidation states.

**Isolation Of Metals**

Extraction of metals- concentration, reduction (chemical and electrolytic methods) . Thermodynamic and electrochemical principles involved in the extraction of metals.

**Hydrogen**

Position in periodic table, isotopes, preparation, properties and uses of hydrogen. Properties and uses of water and heavy water, hydrogen peroxide, hydrogen as a fuel.

**P – Block Elements**

Structure and properties of Group 13 to 18 elements.

**Environmental Chemistry**

Environmental pollution, Atmospheric pollution, Soil pollution, Water Pollution, Tropospheric pollutants, Major pollutants.

**Organic Chemistry**

**Organic Compounds**

Purification, Qualitative analysis, Quantitative analysis, Calculations of empirical formulae and molecular formulae.

**Hydrocarbons**

IUPAC nomenclature, Alkanes, Alkenes, Alkynes, Aromatic hydrocarbons

**Halogens and Oxygen**

Nature of C-X bond; Mechanisms of substitution reactions, General methods of organic compunds contatining oxygen. Alcohols, Phenols And Ethers

**Polymers**

Classification of polymers, copolymerization, general methods of polymerization, Vulcanization

**Biomolecules**

Significance of biomolecules. Carbohydrates, proteins, vitamins, nucleic acids.

**Physics**

The sections will include general topics- mechanics, thermal physics, electricity and magnetism, optics and modern physics.

**Unit and measurement**

SI units, Fundamental and derived units, dimensions of physical quantities and analysis, errors in measurement, accuracy of measuring instruments

**Kinematics/ Laws of Motion**

Laws of motion (Newton’s law of motion), speed and velocity, motion in a straight line, position-time graph, mtion, vector addition and subtraction, scalar and vector products. Relative velocity and its functions.

Force and Inertia, Impulse. Law of conservation of linear momentum and its applications, Equilibrium of concurrent forces. Static and Kinetic friction, laws of friction. Dynamics of uniform circular motion and its applications.

**Work, Energy And Power**

Kinetic and potential energies, power, potential energy of a pring, conservative and non-conservative forces, Elastic and inelastic collisions

**Rotational Motion**

Rotational motion and its basic concepts, torque, angular momentum, conservation of angular momentum and its applications; moment of inertia, radius of gyration

**Gravitation**

Universal law of gravitation, Acceleration due to gravity, Kepler’s laws of planetary motion, Escape velocity.

Solids, Liquids, and its properties; Hooke’s Law, Young’s modulus

Hooke’s law and its applications, Young’s modulus, bulk modulus, modulus of rigidity. Pascal’s law and its applications, Viscosity, Stoke’s law

**Thermodynamics**

Thermal equilibrium, concept of temperature, zeroth law of thermodynamics. First, second law of thermodynamics, heat work and internal energy.

**Kinetic Theory Of Gases**

Kinetic theory of gases, concept of pressure. Degrees of freedom, Law of equipartition of energy, applications to specific heat capacities of gases

**Oscillations And Waves**

Periodic motions, displacements, simple harmonic motion and its equations. Wave motion, Longitudinal and transverse waves, speed of a wave. Displacement relation for a progressive wave.

**Electrostatics**

Electric charges, Electric field, Electric flux, conductors and insulators.

**Currrent Electricity**

Electric current, Drift velocity, Ohm’s law, Electrical resistance, Resistances of different materials, V-I characteristics of Ohmic and nonohmic conductors, Electrical energy and power

**Magnetic effects and magnetism**

Savart law and its application, Ampere’s law and its applications to infinitely long current carrying straight wire, Force on a current-carrying conductor in a uniform magnetic field, Current loop as a magnetic dipole and its magnetic dipole moment.

**Electromagnetic Induction And Alternating Currents**

Faraday’s law, Lenz’s Law, Eddy currents. Self and mutual inductance. Alternating currents. Electromagnetic Waves, Electromagnetic waves and their characteristics.

**Optics and wave optics**

Reflection and refraction of light, mirror formula and its applications. Deviation and Dispersion of light by a prism, Lens Formula, Magnification, Power of a Lens, Wave optics, wavefront and Huygens’ principle, laws of reflection and refraction using Huygen’s principle.

**Nucleus, Atom and its structure**

Nucleus and its size. Atomic masses, isotopes, isobars; isotones. Rutherford’s model of atom; Bohr model, energy levels, hydrogen spectrum

**Mathematics**

This section will include questions on algebra, trigonometry, analytical geometry, differential calculus, integral calculus and vectors.

**Sets and their representation**

Union, intersection and complement of sets, algebraic properties. Relation, Types of relations, equivalence relations, composition of functions.

**Complex numbers**

Complex numbers as ordered pairs of reals, Representation of complex numbers in the form a+ib, complex number and the square root, quadratic equations, triangle inequality, quadratic equations and its formations, relation between roots and co-efficients.

**Matrices and determinants**

Types of matrices, determinants and matrices of order two and three. Properties and evaluation of determinants, finding area of triangles using determinants.

**Permutation and Combination**

Permutation as an arrangement and combination as selection, fundamental principle of counting and simple applications.

**Probability**

Probability of an event, addition and multiplication theorems of probability, Bernoulli trials and Binomial distribution, Baye’s theorem, probability distribution of a random variate.

**Trigonometrical identities and equations**

Trigonometrical functions. Inverse trigonometrical functions and their properties. Heights and Distances.

**Mathematical Induction**

Applications of Mathematical Induction and principle

**Binomial Theorem**

Positive integral index, general term and middle term of Binomial theorem, properties of Binomial coefficients and simple applications.

**Arithmetic and Geometric progressions**

Relation between Arithmetic and Geometric progressions, geometric means between two given numbers, arithmetic insertion. Sums of n terms of special series.

**Real**

Algebra of functions, polynomials, rational, trigonometric, logarithmic and exponential functions, inverse functions. Graphs of simple functions. Limits, continuity and differentiability. Valued functions, exponential, composite and implicit functions. Maxima and minima of functions of one variable, tangents and normals

**Calculus**

**Integral calculus**

Simple integrals and type of integrals as limit of sum. Properties and evaluation of definite integrals. Determining areas of regions.

**Differential equations**

Formation of differential equations and its solution. Solution of homogeneous and linear differential equations- dy/dx+p(x)y=q(x)

**Co-ordinate geometry**

**Straight lines**

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 from a line, equations of internal and external bisectors of angles between two lines.

**Circles**

Standard form of equation of a circle, general form of the equation of a circle, its radius and centre, equation of a circle when the end points 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.

**Vectors**

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Vectors, Scalar vectors, addition of vectors, components of a vector in two dimensions, scalar and vector products.

Clearing the JEE mains and advanced papers will make candidates eligible for admission to Bachelor of Technology (BTech), Bachelor of Engineering (BE) and Bachelor of Architecture (BArch) courses at Indian Institutes of Technology (IIT), National Institutes of Technology (NITs) and Indian Institutes of Information Technology (IIITs) across India.