Complete notes for Physics, Chemistry and Biology
esaral>class11>class12>Complete notes for Physics, Chemistry and Biology
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Why These Notes Work for JEE, NEET & Boards
Good chapter notes do three things that textbooks alone cannot: they compress the essential information into a scannable format, highlight formulas and concepts that are actually tested in exams, and save revision time during the final weeks before your paper.
eSaral's chapter-wise notes are written by IITian faculty who have taught JEE and NEET students at Kota for decades. Every note covers:
What's Included | Why It Matters |
|---|---|
Concept explanations with examples | Builds understanding, not just memory |
Key formulas highlighted | Saves time during last-minute revision |
Important definitions | Directly testable in NEET and Board exams |
Solved illustrations | Shows how concepts appear in actual exam questions |
Quick-revision summary | For the night before your exam |
Class 11 Physics — Chapter-Wise Notes
All 15 chapters of NCERT Class 11 Physics are covered. Click any chapter to view or download the notes.
Chapter | Notes Link |
|---|---|
Physical World | |
Units and Measurements | |
Motion in a Straight Line | Notes Coming Soon |
Motion in a Plane | |
Laws of Motion | |
Work, Energy and Power | |
Systems of Particles and Rotational Motion | |
Gravitation | |
Mechanical Properties of Solids | |
Mechanical Properties of Fluids | |
Thermal Properties of Matter | |
Thermodynamics | |
Kinetic Theory | |
Oscillations | |
Waves |
💡 High-Priority Chapters for JEE: Laws of Motion, Work-Energy-Power, Rotational Motion, Thermodynamics, Oscillations, and Waves appear in JEE Main and JEE Advanced almost every year. Prioritise these if you are short on time.
Class 12 Physics — Chapter-Wise Notes
All major chapters of NCERT Class 12 Physics are covered, including additional topics tested in JEE and NEET.
Chapter | Notes Link |
|---|---|
Electric Charges and Fields | |
Electrostatic Potential and Capacitance | |
Current Electricity | |
Chemical Effects of Electric Current | |
Moving Charges and Magnetism | |
Magnetism and Matter | |
Electromagnetic Induction | |
Alternating Current | |
Electromagnetic Waves | |
Ray Optics and Optical Instruments | |
Wave Optics | |
Dual Nature of Radiation and Matter | |
Atoms | |
Nuclei | |
Semiconductor Electronics | |
Thermoelectric Effects of Electric Current | |
Heating Effects of Electric Current | |
Communication Systems | Notes Coming Soon |
💡 High-Priority Chapters for NEET: Electrostatics, Current Electricity, Magnetism, Ray Optics, Modern Physics (Atoms and Nuclei), and Semiconductors carry the highest NEET Physics weightage in Class 12.
Class 11 Chemistry — Chapter-Wise Notes
Chapter | Notes Link |
|---|---|
Basic Concepts of Chemistry | Notes Coming Soon |
Atomic Structure | |
Classification of Elements and Periodicity in Properties | |
States of Matter | Notes Coming Soon |
Chemical Bonding and Molecular Structure | |
Thermodynamics | Notes Coming Soon |
Chemical Equilibrium | |
Ionic Equilibrium | |
Redox Reactions | Notes Coming Soon |
Hydrogen | Notes Coming Soon |
s-Block Elements | |
Carbon Family — p-Block Elements | |
Boron Family — p-Block Elements | |
General Organic Chemistry | |
Hydrocarbons |
💡 High-Priority Chapters for JEE Chemistry (Class 11): Chemical Bonding, Atomic Structure, Chemical Equilibrium, Ionic Equilibrium, General Organic Chemistry, and Hydrocarbons are the most heavily tested Class 11 Chemistry topics in JEE Main and JEE Advanced.
Class 12 Chemistry — Chapter-Wise Notes
Chapter | Notes Link |
|---|---|
The Solid State | |
Solutions | |
Electrochemistry | |
Chemical Kinetics | |
Surface Chemistry | |
Principles and Processes of Isolation of Elements | Notes Coming Soon |
p-Block Elements — Nitrogen Family | |
p-Block Elements — Halogen Family | |
p-Block Elements — Noble Gases | |
p-Block Elements — Oxygen Family | |
The d and f Block Elements | |
Coordination Compounds | |
Haloalkanes and Haloarenes | Notes Coming Soon |
Alcohols, Phenols and Ethers | |
Aldehydes, Ketones and Carboxylic Acids | |
Amines | Notes Coming Soon |
Polymers | |
Biomolecules | |
Chemistry in Everyday Life | Notes Coming Soon |
💡 High-Priority Chapters for JEE/NEET Chemistry (Class 12): Electrochemistry, Chemical Kinetics, Coordination Compounds, Aldehydes-Ketones-Carboxylic Acids, Alcohols-Phenols-Ethers, d and f Block Elements, and Biomolecules are tested in almost every JEE Main and NEET paper.
How to Use Chapter Notes Effectively
Notes are a revision and reference tool — not a replacement for first-pass learning. Here is the most effective sequence:
- Read the NCERT chapter first. Understand the concepts from the source before consulting notes.
- Open the eSaral chapter notes. Use them to consolidate, identify what is exam-relevant, and clarify anything the textbook explained unclearly.
- Write out key formulas and definitions from the notes into your own revision sheet. The act of writing reinforces memory more than re-reading.
- Attempt NCERT examples and exercises. After reading the notes, solve problems. Notes without problem-solving do not build exam readiness.
- Return to notes during revision. In the final 2–4 weeks before your exam, chapter notes are faster to revise than full textbooks. Use them as your primary revision reference.
Frequently Asked Questions
Are these chapter-wise notes free to access?
Yes. All eSaral chapter-wise notes for Class 11 and Class 12 Physics and Chemistry are free to access and download. Click any chapter link in the tables above to view the notes directly. No account or payment is required.
Are these notes suitable for both JEE and NEET preparation?
Yes. eSaral's notes are written specifically for JEE Main, JEE Advanced, and NEET preparation in addition to CBSE Board exams. Each set of notes highlights the concepts, formulas, and definitions most relevant to these entrance exams — not just the textbook content.
Which Class 11 Physics chapters are most important for NEET?
The highest-weightage Class 11 Physics chapters for NEET are Laws of Motion, Work-Energy-Power, Gravitation, Oscillations, and Waves. NEET typically draws 5–6 questions from Class 11 Physics. Focusing on these chapters alongside Class 12 Physics will cover the bulk of marks available.
Do these notes cover NCERT examples and solved problems?
eSaral's chapter notes include key solved illustrations and important worked examples that mirror the style of questions asked in JEE and NEET. For complete NCERT exercise solutions, eSaral also provides separate NCERT Solutions for each chapter.
Which Class 12 Chemistry chapters should I study first for JEE Main?
For JEE Main, start with Electrochemistry, Chemical Kinetics, and Coordination Compounds — these three chapters together contribute 3–4 questions in almost every JEE Main session. Follow with Aldehydes, Ketones and Carboxylic Acids, and Alcohols, Phenols and Ethers for the organic chemistry questions.