CBSE Class 11 Important Topics - Subject Wise

Author at PW
July 08, 2025
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CBSE Class 11 Important Topics: Starting Class 11 can feel a bit overwhelming. The subjects are new, the syllabus is longer, and the way of learning becomes more serious. Many students often ask.  “What should I study first?” or “Which chapters are the most important?” That’s exactly what this article is here to help with. We’ve listed the important topics of Class 11 for each subject so you can focus on what really matters. Whether it’s the important topics of Physics Class 11, Chemistry, Biology, or Maths, knowing what to prioritise can save you time and help you study smarter. So, if you’re unsure where to begin, this guide is a great place to start.

Check Out: CBSE Class 11th Books

CBSE Class 11 Science Important Topics 

The Science stream is ideal for students planning to pursue Engineering, Medicine, or Research-based careers. This stream includes Physics, Chemistry, Mathematics, and Biology (optional). Mastering these subjects is not only important for CBSE board exams but also for competitive exams like JEE and NEET. Below is an elaborated breakdown of subject-wise class 11 important topics for Science students.

Class 11 Physics Important Topics 

Physics in Class 11 introduces students to the fundamental principles that govern the universe. From motion to gravitation, mastering the important topics of Physics Class 11 builds a solid base for Class 12 and competitive exams like JEE and NEET.

Unit Name

Important Topics

Physical World & Measurement

Need for measurement, 

SI Units, Errors, Significant Figures

Kinematics

Motion in a straight line, 

Graphical representation, 

Relative velocity, Projectile motion

Laws of Motion

Newton’s Laws, Friction, Circular motion

Work, Energy and Power

Work-energy theorem, 

Conservation of energy, Collisions

Systems of Particles and Rotational Motion

Torque, Angular momentum, 

Moment of inertia

Gravitation

Newton’s Law of Gravitation, 

Satellite motion, Kepler’s laws

Thermodynamics

Zeroth and First Law,

 Isothermal and Adiabatic processes

Mechanical Properties of Solids & Fluids

Stress-strain, 

Pascal's law, Bernoulli’s theorem

Oscillations and Waves

SHM, Damped and 

Forced Oscillations, Wave motion

Check Out: CBSE Question Bank Class 11 Physics

Class 11 Chemistry Important Topics 

Chemistry in Class 11 is a mix of theory and application. It consists of three branches: Physical Chemistry, Organic Chemistry, and Inorganic Chemistry. Understanding the important topics of Chemistry Class 11 ensures that you master the chemical concepts essential for advanced learning in Class 12 and exams like NEET and JEE Main.

Branch

Important Topics

Physical Chemistry

Mole Concept, Stoichiometry,

 Thermodynamics, Equilibrium

Organic Chemistry

Nomenclature, Isomerism, 

Reaction Mechanisms, Hydrocarbons

Inorganic Chemistry

Periodic Classification, Chemical Bonding,

 Hydrogen, s-block and p-block elements

Check Out: CBSE Question Bank Class 11 Chemistry

Class 11 Maths Important Topics

Mathematics in Class 11 requires strong problem-solving skills. The syllabus focuses on algebra, calculus foundations, and geometry.

Unit

Important Topics

Sets, Relations & Functions

Types of sets, 

Venn diagrams, Domain and range

Trigonometry

Identities, Graphs, 

Inverse trigonometric functions

Algebra

Complex Numbers, 

Quadratic Equations, Sequences and Series

Coordinate Geometry

Straight lines, Parabola, Ellipse, Hyperbola

Calculus

Limits and Derivatives

Statistics and Probability

Measures of dispersion, Mean,

 Variance, Probability rules

Check Out: CBSE Question Bank Class 11 Mathematics

Class 11 Biology Important Topics

Biology is theoretical but requires understanding and retention. The Class 11 Biology important topics are vital for NEET preparation.

Unit

Important Topics

Diversity of Living Organisms

Kingdom classification,

 Plant and Animal Kingdom

Structural Organisation

Animal Tissues, 

Morphology of Flowering Plants

Cell Structure and Function

Cell theory, Cell organelles, Cell cycle

Plant Physiology

Photosynthesis, 

Respiration, Transport in plants

Human Physiology

Digestion, Respiration, 

Excretion, Neural and Hormonal coordination

Check Out: CBSE Question Bank Class 11 Biology

Class 11 Commerce Important Topics

The Commerce stream includes subjects like Accountancy, Business Studies, Economics, and Maths (optional). Check out the Class 11 Commerce Important Topics.

CBSE Class 11 Accountancy Important Topics

Accountancy helps students understand financial transactions, recording processes, and business operations. It forms the basis for careers in finance, accounting, and taxation. Focusing on the class 11 important topics in Accountancy can help students gain clarity and score well in theory as well as practical sections.

Chapter

Important Topics

Introduction to Accounting

Objectives, Advantages, Accounting Process

Theory Base of Accounting

Concepts, Conventions, Principles

Recording of Transactions – I & II

Journal, Ledger, Cash Book, Trial Balance

Bank Reconciliation Statement

Causes of differences, Preparation of BRS

Depreciation, Provisions and Reserves

Methods of Depreciation, 

Accounting Treatment

Bills of Exchange

Promissory Note, Dishonour of Bill

Rectification of Errors

Types of errors, Suspense Account

Financial Statements

Without and with adjustments

CBSE Class 11 Business Studies Important Topics

Business Studies helps students understand the nature of business, trade, and modern forms of commerce. It introduces foundational principles of management and entrepreneurship. The class 11 important topics in Business Studies are highly scoring if you prepare with clarity and examples.

Nature and Purpose of Business

Business vs Profession 

vs Employment, Objectives

Forms of Business Organisation

Sole Proprietorship, Partnership, 

Joint Stock Company

Public, Private and Global Enterprises

Features, Differences, Role of MNCs

Business Services

Banking, Insurance, 

Transport, Warehousing

Emerging Modes of Business

E-business, Outsourcing, Smart Cards

Social Responsibility of Business

CSR, Business Ethics, 

Environment protection

Formation of a Company

Stages, Promotion, Incorporation

CBSE Class 11 Economics Important Topics

Class 11 Economics introduces students to basic economic concepts, consumer behaviour, and statistical tools. The syllabus is divided into Indian Economic Development, Microeconomics, and Statistics for Economics. Understanding the class 11 important topics in Economics is crucial: 

Part

Important Topics

Microeconomics

Demand, Supply, Elasticity, 

Consumer Equilibrium, Producer’s Behaviour

Statistics for Economics

Collection of Data, 

Classification, Measures of Central 

Tendency (Mean, Median, Mode), 

Dispersion, Correlation

Indian Economic Development

Indian Economy on the Eve of Independence,

 Economic Planning, 

Liberalisation, Poverty, Human Capital Formation

CBSE Class 11 Arts Important Topics

The Humanities stream opens up a numerous career options in law, civil services, psychology, literature, social work, and more. Class 11 Humanities subjects help students develop analytical, social, and critical thinking skills. Understanding the class 11 important topics for Humanities subjects ensures a balanced preparation for CBSE board exams and entrance tests like CUET.

Class 11 History Important Topics

History involves studying past societies, movements, and revolutions. It teaches students to draw connections between events and their long-term impacts.

Chapter

Important Topics

From the Beginning of Time

Evolution of humans, Tools and technology

Writing and City Life

Mesopotamia and Sumerian civilization

An Empire Across Three Continents

Roman Empire's administration, Expansion

The Industrial Revolution

Causes, Inventions, Social impact

Paths to Modernisation

Japan's and China's modernisation models

Class 11 Political Science Important Topics

For aspirants of civil services and law, Political Science offers the conceptual framework of how our nation functions. Focus on constitutional articles and real-life political examples.

Unit

Important Topics

Constitution

Making and features of Indian Constitution

Rights

Fundamental Rights and Duties

Federalism

Division of powers

Election & Representation

Voting systems, Representation models

Judiciary

Role, structure, and independence of judiciary

Class 11 Geography Important Topics

Map-based questions are a major part of Class 11 Geography exams. Focus on India's geographical features and physical phenomena affecting the planet.

Branch

Topics

Physical Geography

Earth's Interior, Volcanoes, Earthquakes, Rocks

India – Physical Environment

Physiographic divisions, Drainage system, Climate types

Check Out: Commerce Class 11th

How to Prepare for CBSE Class 11 Exam?

Class 11 is very different from Class 10. The subjects become deeper, and you’ll be learning more detailed things. Many students feel it’s tough in the beginning, but with the right method and regular study, you can manage it well. This year is also important because it builds the base for Class 12 and exams like NEET, JEE, CUET, etc. Here’s a simple and clear guide on how you can prepare for the CBSE Class 11 exam, step by step:

1. Know Your Syllabus and Important Topics

The first thing you should do is check your full syllabus. Look at all the chapters in each subject and try to find out which ones are more important. These are the chapters that are often asked in school exams and competitive exams.

  • In Physics, chapters like Kinematics, Laws of Motion, Work, Energy and Power, and Gravitation are very important. These are some of the important topics of Physics Class 11 and they are full of concepts and numerical questions.

  • In Chemistry, focus on Mole Concept, Thermodynamics, Structure of Atom, and Chemical Bonding. These are among the important topics of Chemistry Class 11, and you’ll also see these in Class 12 and entrance exams.

  • If you have Biology, give attention to chapters like Cell Structure, Photosynthesis, and Human Physiology. These are the class 11 Biology important topics and are very important for NEET and school exams.

  • In Mathematics, you should study Trigonometry, Sets and Relations, Quadratic Equations, Sequences and Series, and Limits and Derivatives. These are some of the class 11 Maths important topics and are very useful for JEE and Class 12 preparation too.

2. Make a Simple and Daily Study Plan

Now that you know your topics, it’s time to make a daily study plan. This doesn’t have to be too strict or heavy. Just keep it simple and doable. Try to study at least 2 to 3 subjects every day. If you are studying Science, maybe do Physics and Chemistry one day, and Maths and Biology the next. For Commerce, you can plan Accountancy, Economics, and Business Studies on alternate days.

3. Understand the Concepts, Don’t Just Memorise

In Class 11, you can’t just mug up and pass. You need to really understand what you’re learning. Most subjects now are based on logic and reasoning.

For example, in Physics, instead of just memorising formulas, try to understand why a formula is used and how it works. For example, if you know the meaning of Newton’s Laws, then you can solve many problems from the important topics of Physics Class 11. The more you understand, the better you’ll remember.

4. Give More Time to Important Chapters

Every subject has some chapters that carry more marks or are asked more often. Focus more on these. They are the class 11 important topics and help you score higher.

Make a list of these topics for each subject. For example:

  • Physics: Kinematics, Newton’s Laws, Gravitation

  • Chemistry: Mole Concept, Chemical Bonding, Organic Chemistry basics

  • Biology: Cell, Plant Physiology, Human Physiology

  • Maths: Trigonometry, Limits and Derivatives, Sequences and Series

  • Start your preparation with these topics. If you are short on time, at least do these chapters well. After that, you can revise the rest.

5. Practise Questions and Solve Sample Papers

Just reading the chapter is not enough. You have to practise what you’ve learnt. Solving questions will show you if you’ve understood the topic properly.

In Physics and Maths, practise numerical problems every day. Focus more on questions from the important topics of Physics Class 11 and class 11 Maths important topics. Use your NCERT exercises, example questions, and previous year papers.

Also, try to solve sample papers and mock tests. This will help you manage time and get familiar with the exam format. You can start with one subject at a time and slowly build your speed and accuracy.

6. Revise Regularly and Use Easy Tools

Revision is very important, or else you will forget what you studied earlier. Try to revise every week.

Make short notes, write down formulas, and use flashcards. Keep one notebook for all important points from every subject. You can go through this notebook quickly before tests.

Read More: CBSE Class 11 Question Bank for All Subjects

CBSE Class 11 Important Topics FAQs

1. Is Class 11 really tough?

Class 11 feels a bit tough at first because the syllabus is more detailed than Class 10. But with regular study, proper understanding, and focus on class 11 important topics, it becomes easier to manage.

2. How many hours should I study in Class 11?

You should aim to study around 4–5 hours daily apart from school time. Divide your time wisely among all subjects, and give more time to the important topics of Physics, Chemistry, Biology, and Maths.

3. Should I focus only on NCERT books for Class 11?

Yes, NCERT books are the most important for Class 11. They cover all the basics and are enough for school exams. 

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CBSE Class 11 Important Topics - Subject Wise