⚗️ JEE Chemistry

Chapters

1. Mole Concept, Stoichiometry and Concentration Terms
   Every numerical in physical chemistry — thermodynamics, equilibrium, electrochemistry, colligative properties — eventually reduces to counting moles. That makes this the…
2. Atomic Structure — Quantum Numbers, Orbitals and Configurations
   Atomic structure is the chapter that decides how well you will cope with the whole of inorganic chemistry, because periodicity, bonding, colour, magnetism and oxidation…
3. Chemical Thermodynamics and Thermochemistry
   Thermodynamics answers one question and refuses to answer another. It tells you whether a change can happen and how much energy it will release or absorb; it says…
4. Equilibrium — Chemical and Ionic
   Equilibrium is the chapter where chemistry stops being one-directional. A reaction at equilibrium has not stopped; both directions are running at identical rates, which…
5. States of Matter — Gas Laws, Kinetic Theory and Real Gases
   The gaseous state is the one place in chemistry where a handful of molecular assumptions produce an equation you can trust to three figures, and it is worth…
6. Solutions and Colligative Properties
   A colligative property depends on how many solute particles are dissolved and not at all on what they are. That is a strange and powerful idea: a mole of urea and a mole…
7. Chemical Kinetics — Rate Laws, Order and Activation Energy
   Kinetics supplies the answer thermodynamics refused to give: how fast. The whole chapter rests on one distinction that must become automatic — order is experimental,…
8. Electrochemistry — Cells, Nernst Equation and Electrolysis
   Electrochemistry is where redox chemistry, thermodynamics and kinetics meet, and it is unusually rewarding because a single sign convention unlocks most of it. Get one…
9. Surface Chemistry — Adsorption, Catalysis and Colloids
   Surface chemistry is the smallest scoring unit in physical chemistry and also the easiest to secure, because it is almost entirely conceptual — there is one graph, two…
10. The Periodic Table and Periodicity
    Inorganic chemistry has a reputation for being memory work, and it earns that reputation only when studied in the wrong order. Almost every fact about the p-block, the…
11. Chemical Bonding and Molecular Structure
    Bonding is the single most productive chapter in the chemistry syllabus, because it is asked directly and it underlies coordination compounds, organic reactivity and…
12. Hydrogen and the s- and p-Block Elements
    This is the part of inorganic chemistry that feels most like a list, and the way to stop it feeling that way is to keep asking which of three effects is responsible: the…
13. The d- and f-Block Elements
    Every distinctive property of the transition metals — variable oxidation state, colour, paramagnetism, catalytic activity, complex formation, alloy formation — comes…
14. Coordination Compounds
    Coordination chemistry is where inorganic questions stop being recall and start being reasoning, and it is generously represented in the paper. Nearly every question…
15. General Principles of Metallurgy
    Metallurgy looks like industrial trivia until you notice that every choice in it is a thermodynamic decision. Why is aluminium extracted electrolytically and iron in a…
16. Principles of Practical Chemistry — Salt Analysis and Tests
    the exam explicitly examines "principles related to practical chemistry", and the questions are unusually predictable: a described observation and four candidate ions,…
17. General Organic Chemistry — Isomerism, Electronic Effects and Intermediates
    Organic chemistry is where candidates most often decide to memorise reactions, and it is the worst possible subject for that strategy — there are thousands of reactions…
18. Hydrocarbons — Alkanes, Alkenes, Alkynes and Aromatics
    The four families of hydrocarbons behave differently for one reason: what is available at the reactive site. An alkane has only strong sigma bonds and no electron-rich…
19. Haloalkanes, Alcohols, Phenols and Ethers
    These four families are grouped together because they interconvert constantly and because they share one governing question: is the reagent going to attack carbon or…
20. Aldehydes, Ketones and Carboxylic Acids
    The carbonyl group is the busiest functional group in organic chemistry, and its reactivity has exactly one source: the carbon is electron-poor because oxygen has pulled…
21. Amines and Diazonium Salts
    Amines are the nitrogen analogues of alcohols, and almost everything about them follows from one feature: the lone pair on nitrogen. It makes an amine basic, makes it a…
22. Biomolecules — Carbohydrates, Proteins and Nucleic Acids
    Biomolecules is the one organic chapter where the paper asks mostly for recall, and that makes it unusually efficient to prepare: the questions repeat, and a compact set…
23. Polymers and Chemistry in Everyday Life
    These two units are the most factual in the Chemistry syllabus, and the efficient way to prepare them is to organise the facts rather than to read them repeatedly. For…

Practise JEE Chemistry: mock tests and previous-year questions

Reading is free. Practice is ₹29 a month for the whole course — less than ₹1 a day, cancel anytime.