Chemistry IMP Topics For JEE

🧪 JEE Chemistry – Subject-wise Important Topics

---

📘 PHYSICAL CHEMISTRY (Concept + Formula-Based, Very Scoring)

---

🔹 1. Some Basic Concepts of Chemistry (Mole Concept)

Key Concepts:

Mole, molar mass, Avogadro's number

Empirical & molecular formula

Limiting reagent Important Formulae:

% Composition, Equivalent concept ✅ JEE Tip: Most basic but very common in numerical-type questions.

---

🔹 2. Atomic Structure

Key Concepts:

Bohr’s model, Quantum numbers

de Broglie, Heisenberg uncertainty Formulas:

 ✅ JEE Tip: MCQs from quantum numbers and spectral lines appear every year.

---

🔹 3. Chemical Bonding and Molecular Structure

Key Concepts:

VSEPR theory, Hybridization

Molecular Orbital Theory

Bond order, dipole moment ✅ JEE Tip: Know shapes, bond angles, paramagnetic/diamagnetic nature.

---

🔹 4. States of Matter (Gases & Liquids)

Key Concepts:

Ideal Gas Law, Real gases (van der Waals)

Kinetic theory Formula:

, ✅ JEE Tip: Formula-based numerical questions are common.

---

🔹 5. Thermodynamics

Key Concepts:

First Law, Enthalpy, Entropy

Hess’s Law, Spontaneity Formula:

, ✅ JEE Tip: Focus on enthalpy changes, spontaneity, and heat capacity.

---

🔹 6. Equilibrium

Key Concepts:

Chemical Equilibrium (Kp, Kc)

Ionic Equilibrium (pH, buffer, solubility) Formulas:

, ✅ JEE Tip: Questions often involve acid-base theory + pH + solubility.

---

🔹 7. Electrochemistry

Key Concepts:

Electrochemical cells, Nernst equation

Conductance, EMF Formula:

 ✅ JEE Tip: Learn cell diagrams, salt bridge, and redox titrations.

---

🔹 8. Chemical Kinetics

Key Concepts:

Order of reaction, Rate laws

Half-life, Arrhenius equation Formula:

 (1st order) ✅ JEE Tip: Practice integrated rate laws and graph interpretation.

---

🔹 9. Surface Chemistry

Key Concepts:

Adsorption, Catalysis

Colloids, Emulsions ✅ JEE Tip: Theory-based but frequently asked.

---

---

🍃 ORGANIC CHEMISTRY (Reaction Logic + Practice-Based)

---

🔹 10. General Organic Chemistry (GOC)

Key Concepts:

IUPAC Naming, Resonance, Hyperconjugation

Inductive effects, Carbocation stability ✅ JEE Tip: Master GOC—it helps with all other organic chapters.

---

🔹 11. Hydrocarbons

Key Concepts:

Alkanes, Alkenes, Alkynes: Reactions

Isomerism, Aromaticity (benzene) ✅ JEE Tip: Questions from mechanism + major product prediction.

---

🔹 12. Haloalkanes and Haloarenes

Key Concepts:

SN1, SN2, E1, E2 mechanisms

Reactivity order, Isomerism ✅ JEE Tip: Mechanism-based questions are common.

---

🔹 13. Alcohols, Phenols, and Ethers

Key Concepts:

Reactions with Na, Lucas test

Kolbe, Reimer-Tiemann for phenols ✅ JEE Tip: Mechanisms and identification reactions appear often.

---

🔹 14. Aldehydes and Ketones (Carbonyl Compounds)

Key Concepts:

Nucleophilic addition reactions

Aldol condensation, Cannizzaro reaction ✅ JEE Tip: Know oxidation-reduction trends + reagent uses.

---

🔹 15. Carboxylic Acids and Derivatives

Key Concepts:

Acidic strength, Derivatives (amides, esters) ✅ JEE Tip: Compare acidity + understand decarboxylation.

---

🔹 16. Amines

Key Concepts:

Basicity order, Diazotization ✅ JEE Tip: Questions on Hinsberg test and reaction series.

---

🔹 17. Biomolecules, Polymers, Chemistry in Everyday Life

Key Concepts:

Carbs, Proteins, Vitamins

Synthetic Polymers ✅ JEE Tip: Mostly theory-based, memorize key facts.

---

🧬 INORGANIC CHEMISTRY (Memory + Logic-Based)

---

🔹 18. Periodic Table & Periodic Properties

Key Concepts:

Trends in size, ionization energy, electronegativity ✅ JEE Tip: Very important for logic-based MCQs.

---

🔹 19. Chemical Bonding (Already covered above)

---

🔹 20. Hydrogen and the s-block (Group 1 & 2)

Key Concepts:

Properties of alkali & alkaline earth metals ✅ JEE Tip: NCERT-based questions are common.

---

🔹 21. p-block Elements

Key Concepts:

Group 13 to 18 elements

Anomalies (like Boron, Nitrogen) ✅ JEE Tip: Focus on reactions of Nitrogen, Oxygen, Halogens, Noble Gases.

---

🔹 22. d- and f-block Elements

Key Concepts:

Transition metals, Color, Catalysis, Complexes ✅ JEE Tip: Learn oxidation states and color/reaction trends.

---

🔹 23. Coordination Compounds

Key Concepts:

IUPAC Naming, Bonding theories (VBT, CFT)

Isomerism ✅ JEE Tip: Expect 1–2 questions in both Mains & Advanced.

---

📚 Best Books for Chemistry

NCERT – For Inorganic & Organic base

O.P. Tandon – For Physical Chemistry

Morrison & Boyd – For deep Organic

MS Chauhan – For Organic MCQs

N Awasthi / RC Mukherjee – For Physical MCQs

Previous Year Questions – Mandatory

---

🎯 Final Tip:

Learn Inorganic directly from NCERT.

Practice Physical Chemistry numericals daily.

For Organic, focus on reaction mechanism + exception cases.

---

Would you like:

📄 Downloadable Chemistry short notes?

🧪 Chapterwise MCQ practice links?

📆 60-day JEE Chemistry revision plan?

Let me know what you need!