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CBSE Class 11 Science

CBSE Class 11 Science Syllabus 2026-27

Complete syllabus for Physics, Chemistry, Biology, Mathematics & English

Download the official CBSE Class 11 Science syllabus and prepare effectively for board exams and competitive exams like JEE and NEET. Your complete guide to CBSE Class 11 Science curriculum.

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Physics Chemistry Biology Mathematics English

CBSE Class 11 Physics Syllabus 2026-27

70 Marks Theory + 30 Marks Practical

The CBSE Class 11 Physics syllabus covers mechanics, thermodynamics, waves, and other fundamental concepts essential for JEE and NEET preparation.

Unit No. Unit Name Weightage Key Topics
Unit 1 Physical World and Measurement 5% Physics scope, fundamental and derived units, dimensional analysis
Unit 2 Kinematics 15% Motion in straight line, projectile motion, relative velocity
Unit 3 Laws of Motion 15% Newton's laws, friction, circular motion, inertia
Unit 4 Work, Energy and Power 10% Work-energy theorem, potential energy, power, collisions
Unit 5 Motion of System of Particles and Rigid Body 10% Centre of mass, torque, angular momentum, rolling motion
Unit 6 Gravitation 8% Universal law, Kepler's laws, acceleration due to gravity
Unit 7 Properties of Bulk Matter 10% Elasticity, viscosity, surface tension, fluid dynamics
Unit 8 Thermodynamics 12% Laws of thermodynamics, entropy, heat engines
Unit 9 Behaviour of Perfect Gases and Kinetic Theory 5% Gas laws, kinetic theory, RMS speed, degrees of freedom
Unit 10 Oscillations and Waves 10% SHM, wave equation, Doppler effect, standing waves
Practical Assessment: 30 marks (Two experiments: 12 marks, Practical record: 6 marks, Project: 6 marks, Viva: 6 marks)

CBSE Class 11 Chemistry Syllabus 2026-27

70 Marks Theory + 30 Marks Practical

The CBSE Class 11 Chemistry syllabus is divided into three sections: Physical Chemistry, Inorganic Chemistry, and Organic Chemistry.

Physical Chemistry

  • Unit 1: Some Basic Concepts of Chemistry
  • Unit 2: Structure of Atom
  • Unit 3: Classification of Elements
  • Unit 4: Chemical Bonding
  • Unit 5: States of Matter
  • Unit 6: Thermodynamics
  • Unit 7: Equilibrium
  • Unit 8: Redox Reactions

Inorganic Chemistry

  • Unit 9: Hydrogen
  • Unit 10: s-block Elements (Alkali and Alkaline Earth Metals)
  • Unit 11: Some p-block Elements
  • Unit 12: Organic Chemistry Basics - Principles and Techniques

Organic Chemistry

  • Unit 13: Hydrocarbons
  • Unit 14: Environmental Chemistry
  • Key Topics:
  • IUPAC nomenclature
  • Isomerism
  • Reaction mechanisms
  • Functional groups
Practical Assessment: 30 marks (Volumetric analysis: 8 marks, Qualitative analysis: 8 marks, Practical record: 6 marks, Project: 4 marks, Viva: 4 marks)

CBSE Class 11 Biology Syllabus 2026-27

70 Marks Theory + 30 Marks Practical

The CBSE Class 11 Biology syllabus covers diversity, structural organization, cell biology, plant physiology, and human physiology.

Unit No. Unit Name Weightage Key Topics
Unit 1 Diversity in Living World 15% Classification, kingdoms, viruses, bacteria, fungi, algae
Unit 2 Structural Organisation in Plants and Animals 15% Tissues, anatomy of flowering plants, morphology of animals
Unit 3 Cell Structure and Function 20% Cell theory, organelles, cell division, biomolecules
Unit 4 Plant Physiology 25% Photosynthesis, respiration, plant growth, mineral nutrition
Unit 5 Human Physiology 25% Digestion, respiration, circulation, excretion, nervous system
Practical Assessment: 30 marks (Major experiment: 8 marks, Minor experiment: 6 marks, Practical record: 6 marks, Project: 5 marks, Viva: 5 marks)

CBSE Class 11 Mathematics Syllabus 2026-27

80 Marks Theory + 20 Marks Internal

The CBSE Class 11 Mathematics syllabus covers algebra, trigonometry, calculus, coordinate geometry, and statistics.

Unit No. Unit Name Weightage Key Topics
Unit 1 Sets and Functions 15% Sets, relations, functions, trigonometric functions
Unit 2 Algebra 25% Complex numbers, quadratic equations, sequences and series, permutations
Unit 3 Coordinate Geometry 25% Straight lines, conic sections (circle, parabola, ellipse, hyperbola)
Unit 4 Calculus 20% Limits, derivatives, applications of derivatives
Unit 5 Mathematical Reasoning 5% Statements, logical connectives, truth tables
Unit 6 Statistics and Probability 10% Measures of dispersion, probability, Bayes theorem
Internal Assessment: 20 marks (Periodic Tests: 10 marks, Notebook Submission: 5 marks, Subject Enrichment: 5 marks)

CBSE Class 11 English Syllabus 2026-27

80 Marks Theory + 20 Marks Internal

The CBSE Class 11 English syllabus includes Literature, Grammar, and Writing Skills.

Literature (Hornbill)

Prose

  • The Portrait of a Lady
  • We're Not Afraid to Die
  • Discovering Tut
  • Landscape of the Soul
  • The Ailing Planet
  • The Browning Version
  • The Adventure
  • Silk Road

Poetry

  • A Photograph
  • The Laburnum Top
  • The Voice of the Rain
  • Childhood
  • Father to Son

Literature (Snapshots)

  • The Summer of the Beautiful White Horse
  • The Address
  • Ranga's Marriage
  • Albert Einstein at School
  • Mother's Day
  • The Ghat of the Only World
  • Birth
  • The Tale of Melon City

Grammar & Writing

Grammar

  • Tenses (Advanced)
  • Modal Auxiliaries
  • Voice
  • Reported Speech
  • Clauses
  • Prepositions

Writing Skills

  • Notice Writing
  • Letter to the Editor
  • Article Writing
  • Speech Writing
  • Debate Writing
  • Report Writing
Internal Assessment: 20 marks (Periodic Tests: 10 marks, Notebook Submission: 5 marks, Subject Enrichment: 5 marks)

Download CBSE Class 11 Science Syllabus PDF

Get the complete official CBSE Class 11 Science syllabus in PDF format for offline reference and exam preparation.

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* PDF files are hosted on the official CBSE website. Links are updated regularly.

Frequently Asked Questions

CBSE Class 11 Science includes Physics, Chemistry, Biology/Mathematics, and English as core subjects. Students choose between PCM (Physics, Chemistry, Mathematics) and PCB (Physics, Chemistry, Biology).
Yes, the CBSE Class 11 Science syllabus is updated regularly. The 2026-27 syllabus includes revised content as per the latest CBSE guidelines and National Education Policy (NEP) 2020 recommendations.
NCERT textbooks are the best reference for CBSE Class 11 Science. For additional practice: HC Verma (Physics), OP Tandon (Chemistry), Trueman (Biology), and RD Sharma (Mathematics) are recommended.
Practical assessment is 30 marks for Physics, Chemistry, and Biology. It includes experiments, practical record, project work, and viva voce. Mathematics has internal assessment of 20 marks.
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