Introduction to Thermodynamics, Unit Conversion and Maxwell Equation

Concept of Coefficient & Cyclic Rule and Euler Theorem

Concept of Reversible and Irreversible Processes: Thermodynamics

Heat Capacity, First & Second Law of Chemical Thermodynamics

Concept & Coefficient of Joule Thomson Effect and Inversion Temperature

Internal Energy and Concept of Degrees of Freedom

Concept of Cyclic & Reversible Cyclic Process

Carnot Engine between Various Variables, Refrigerator and Problem Solving

Law of Thermodynamics, Equilibrium, Entropy change and Problem Solving

Entropy Change, Trouton's Rule, Irreversible transformation

Entropy of mixing & Gibbs Paradox

Clapeyron Equation, Vapourisation of Liquid and Problem Solving

Nernst Heat Theorem, Third law of Thermodynamics, Partial Motor Properties: Chemical Thermodynamics

Thermodynamics

Chemical Equilibrium: Gibbs Free Energy, Le Chatelier's Principle, pH Calculation & Problem Solving

Electron Affinity, Hybridization & Doubt Solving

Hybridization, Electrochemical Cell & Nernst Equation: Electrochemistry

Reaction Kinetics - I: Chemical Kinetics, Molecularity, Order of Reaction, Half Life Time & Doubt Solving

Activated Complex Theory, Arrhenius Equation, Enzyme Catalysis & Doubt Solving: Reaction Kinetics - II

Chemical Equilibrium

Electronic Spectroscopy & Electrochemistry

Electrochemistry: Molar Conductance, degree of dissociation, Infinite Dilution Graph & Ionic Mobility

Electrochemistry: Conductometric Titration in Different Conditions

Ostwald Dilution Law & ILKOVIC Equation: Electrochemistry

Molecular Spectroscopy & Thermodynamics: Problem Solving

Electrochemical Cell & Latimer Diagram: Electrochemistry

Electrochemistry

Quantum Field & Presence of Quenching Agent

Quantum Mechanics, Operator, Momentum, Potential Energy & Angular Momentum

Operator- II, Properties of Commutator & Angular Momentum

Commutator of Angular Momentum, Ladder Operator & Hermition Adjoint Method

Operator Postulate, Eigen Value, Theorems Regarding Function and Operator, Normalization & Probability

Normalized function & Average Value Concept

Quantum Mechanical Representation of Schrodinger Equation, Electronic and Rotational Motion & Tunneling

Quantum Chemistry: Huckel Molecular Orbital Theory - Introduction,  Assumptions, and Examples

Quantum Chemistry: Energy, π Bond, Butadiene, DEPE, and Function of Planer Conjugate System with Examples

Quantum Chemistry: Function Corresponding to Planer Conjugate System, Bond order, and Quantum Idea of MOT & VBT

Quantum Mechanics

Statistical Thermodynamics: Introduction, Residual Entropy & Problem Solving

Microstates, Maxwell-Boltzmann Distribution & Quantum Mechanical Particle & Boltzmann Distribution Law

Partition Function: Electronic, Translational & Rotational Partition Function

Rotational Partition function, Vibrational Partition Function, Temperature Dependency

Thermodynamics Probability, Sackur Tetrode Equation & Kinetic Theory of Gas

Statistical Thermodynamics

Half & Quarter life, Completion time, Kinetics of 1st & 2nd order Reaction: Chemical kinetics

Kinetics of nth Order & Pseudo Order Reaction, Van't Hoff Differential Method: Chemical kinetics

Consecutive Reaction, Effect of Temperature, and Graphs: Chemical kinetics

Arrhenius equation and Complex Reaction: Chemical Kinetics

Complex Reaction and its Problem Solving: Chemical Kinetics

Parallel Reaction, Transition State Theory, and Thermodynamics Approach: Chemical kinetics

Partition Function Approach and Theory of Molecular Reaction: Chemical Kinetics

Chemical Kinetics

Surface chemistry: Mechanism, Solid surface, Thermodynamics of adsorption & Isotherm

Freundlich & Langmuir Adsorption Isotherm, BET Equation

Surface Area, Micelle Formation, Thermodynamics of CMC, Colloidal & its Model

Surface Chemistry

Postulate of Quantum Theory, Spin as Part of Wave Function, and Slater Determinant

Introduction of Group Theory and Symmetry Element with Operations

Classification of Axis, Plane of Symmetry, Classification of Plane, and Dihedral

Improper Axis, Inversion Centre, and Point Group of Linear Molecules

Point Group of Higher-Order Axis, Tetrahedral, Eclipsed Ethane, and Matrix Representation

 Group Theory: Matrix, Inversion, Group and Property, Abelian Group

Group Theory: Order of Smytree, Reducible Representation 

Application of Group Theory with Standard Reduction Formula

Group Theory

Covalent Bond & VSEPR: Introduction & PYQs

Covalent Bond, Valence Bond & Molecular Orbital Theory, and Problem Solving

Carbon Oxide: Introduction & Problem Solving

Acid & Bases, PKA Values, Acidity Order, and PYQs

Leveling & Differentiating Effect, Ionization, and PYQs

Chemical Bonding & Orbital Theory: Problem Solving

Lewis Acid, Lewis Base, Hard Acid, and Soft Acid

Chemical Bond. & Molecular Struc.

 Nomenclature of Heterocyclic Compounds and Paal-Knorr Pyrrole Synthesis

 Furan Reactions, Lithiation and Thiophene Derivatives

Thiophene, Pyridine Synthesis, Nucleophilic Aromatic Substitution and Hantzsch Pyridine Synthesis

Heterocyclic Chemistry: Doubt Clearing & Problem Solving

Reactions of Indole, Quinoline & Isoquinoline and Problem Solving

Heterocyclic Chemistry: Problem Solving

Carbohydrates, Aldo Pentose, Hexose Reactions and Haworth Projection

Carbohydrates, Epimers, Mutarotation and Esters

Disaccharides-Sucrose, Disaccharides, Amino Acid and Isoelectric PH

Diastereo Selective Reactions, Enolates 

Heterocyclic

Physical Chemistry

Chemical Sciences

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Test Preparation

In this course, Lekhanshu Singh will conduct in depth coverage on all topics of Electrochemistry. Complete concepts with the numerical practice will be done in the class. Each class will be 120 minutes long. Each class will be conducted in Hinglish whereas, notes will be shared in English.

Detailed Course on Electrochemistry for CSIR NET Dec'25

In this course, Lekhanshu Singh will conduct in depth coverage on Solid State - Physical Chemistry. Complete concepts with the numerical practice will be done in the class. Each class will be 120 minutes long. Each class will be conducted in Hinglish whereas notes will be shared in English.

Detailed Course on Solid State for CSIR NET December 2025

Solid State- CSIR NET JUNE 2026

In this course, Lekhanshu Singh will conduct in depth coverage on Solid State - Physical Chemistry. Complete concepts with the numerical practice will be done in the class. Each class will be 90 minutes long. Each class will be conducted in Hinglish whereas notes will be shared in English.

Solid State- CSIR NET Dec 2026

In this course, Lekhanshu Singh will conduct in depth coverage on Phase Equilibrium - Physical Chemistry. Complete concepts with the numerical practice will be done in the class. Each class will be 90 minutes long. Each class will be conducted in Hinglish whereas notes will be shared in English.

Course on Phase Equilibrium - Physical Chemistry CSIR UGC NET Dec 2026

In this course, Lekhanshu Singh will conduct in depth coverage of Quantum Chemistry of Physical Chemistry. Complete concepts with the numerical practice will be done in the class. Each class will be 120 minutes long. Each class will be conducted in Hindi whereas, notes will be shared in English.

Detailed Course on Quantum Chemistry - Physical Chemistry for CSIR NET June 2026

About In this course, Lekhanshu Ma'am will conduct in depth coverage on all topics of Chemical Kinetics. Complete concepts with the numerical practice will be done in the class. Each class will be 90 minutes long. Each class will be conducted in Hinglish, whereas notes will be shared in English.

Detailed Course on Chemical Kinetics & Photochemistry for CSIR NET JUN 2026

In this batch, Lekhanshu Ma'am will teach the concepts of Polymer Chemistry. It is going to be most useful batch for all the CSIR NET Aspirants. It will be 60 mins long session. So must attend session for all.

Polymers - CSIR NET JUNE 2026

In this course, Lekhanshu Singh will conduct in depth coverage on Thermodynamics- Physical Chemistry. Complete concepts with the numerical practice will be done in the class. Each class will be 120 minutes long. Each class will be conducted in Hinglish whereas notes will be shared in English.

Physical Chemistry

Chapters

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Thermodynamics

Practice

Chemical Equilibrium

Practice

Electrochemistry

Notes

Practice

Quantum Mechanics

Notes

Practice

Statistical Thermodynamics

Notes

Practice

Chemical Kinetics

Notes

Practice

Surface Chemistry

Notes

Practice

Group Theory

Notes

Practice

Chemical Bond. & Molecular Struc.

Heterocyclic

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