ISC Class 12 Syllabus 2026–27 | Complete Subject-Wise Guide for 2027 Exams

The ISC Class 12 syllabus 2026–27 is prescribed by the Council for the Indian School Certificate Examinations (CISCE) for students appearing in the 2027 ISC board examinations. The ISC (Indian School Certificate) curriculum at Class 12 is known for its depth, analytical rigour, and close alignment with undergraduate entrance examination requirements. This guide covers all major subjects, recommended ISC Class 12 books, and how to use the ISC question bank effectively for 2027 exam preparation.

About the ISC Board

ISC Class 12 is conducted by CISCE, New Delhi. It is recognized by all major Indian universities and is equivalent to Class 12 boards across India. ISC is known for its application-focused assessment and comprehensive syllabus that goes beyond rote learning.

ISC Class 12 Subject Structure 2026–27

Students choose subjects from compulsory and optional groups:

A minimum of 5 subjects must be offered, including English.

ISC Class 12 Syllabus 2026–27: Science Stream

English (Core — All Streams)

• Paper 1 – English Language: Essays, letters, reports, notices, directed writing, comprehension, grammar

• Paper 2 – Literature in English: Prescribed prose, poetry, and drama texts as per CISCE book list 2026–27

Physics

• Unit 1: Electrostatics — Coulomb's law, electric field, Gauss's theorem, capacitors

• Unit 2: Current Electricity — Kirchhoff's laws, Wheatstone bridge, potentiometer

• Unit 3: Magnetic Effects of Current — Biot-Savart law, Ampere's law, torque on a current loop

• Unit 4: Magnetism — Bar magnet, Earth's magnetism, magnetic materials

• Unit 5: Electromagnetic Induction — Faraday's laws, Lenz's law, AC circuits, LCR circuits

• Unit 6: Electromagnetic Waves — Characteristics, spectrum

• Unit 7: Optics — Ray optics, wave optics, diffraction, interference, polarisation

• Unit 8: Dual Nature of Radiation and Matter — Photoelectric effect, de Broglie hypothesis

• Unit 9: Atoms and Nuclei — Bohr's model, radioactivity, nuclear reactions

• Unit 10: Electronic Devices — Semiconductors, p-n junction, transistors, logic gates

Chemistry

• Physical Chemistry: Solutions, electrochemistry, chemical kinetics, surface chemistry, solid state

• Inorganic Chemistry: p-Block elements (Groups 15–18), d and f block elements, coordination compounds, metallurgy

• Organic Chemistry: Haloalkanes, alcohols, phenols, ethers, aldehydes, ketones, carboxylic acids, amines, biomolecules, polymers, chemistry in everyday life

Mathematics

• Relations and Functions: Types of functions, composition, inverse

• Algebra: Matrices and determinants

• Calculus: Limits and continuity, differentiation, applications of derivatives, integration (indefinite and definite), differential equations

• Vectors and 3D Geometry: Scalar and vector products, direction cosines, planes and lines

• Probability: Conditional probability, Bayes' theorem, probability distribution, Bernoulli trials

Biology

• Reproduction: Flowering plants, human reproduction, reproductive health

• Genetics and Evolution: Mendelian inheritance, molecular basis of inheritance, evolution

• Biology in Human Welfare: Human health and disease, microbes in human welfare, biotechnology principles and applications

• Ecology: Ecosystems, biodiversity, environmental issues

Computer Science

• Programming with Python: Data types, lists, tuples, dictionaries, functions, file handling, recursion

• Data Structures: Arrays, stacks, queues, linked lists (conceptual)

• Database Management: SQL basics, queries, normalization

• Networking: Types of networks, protocols, internet basics, cybersecurity

ISC Class 12 Syllabus 2026–27: Commerce Stream

Accounts

• Fundamentals of partnership accounts

• Reconstitution of partnership (admission, retirement, death)

• Dissolution of partnership

• Company accounts: issue and forfeiture of shares and debentures

• Ratio analysis, cash flow statements

Commerce

• Nature and significance of management

• Business environment

• Financial management: working capital, sources of finance

• Marketing management, consumer protection

Economics

• Part I – Micro Economics: Demand and supply, elasticity, production function, cost and revenue concepts, perfect competition, monopoly

• Part II – Macro Economics: National income, money and banking, government budget, foreign exchange and balance of payments

ISC Question Bank Class 12

An ISC question bank for Class 12 is essential for board exam preparation. It helps students:

• Practice chapter-wise and topic-wise questions systematically

• Understand how ISC examiners frame questions (application vs. recall)

• Work through ISC Class 12 previous year question papers to spot topic frequency

• Prepare for Section B (optional questions) by mastering the strongest 5–6 out of 8 questions

Popular ISC question bank series include Oswal ISC Question Bank, Together With ISC, and Arihant ISC Sample Papers.

Key Differences: ISC vs CBSE Class 12 Syllabus

How to Use ISC Class 12 Previous Year Question Papers

ISC previous year question papers are available from CISCE and through publishers. For the 2027 exams:

• Solve at least 5 years of past papers under timed conditions for each subject

• Analyse which topics appear every year (these are high-weightage and non-negotiable)

• Check your answers against the official CISCE marking scheme to understand answer structure

• Focus on Section B optional questions — choosing the right 4–5 questions from 8 can significantly boost your score

Preparation Roadmap for ISC 2027 Exams

The ISC Class 12 syllabus 2026–27 is comprehensive and rewards students who prepare with depth and consistency. Use official CISCE resources, quality ISC Class 12 reference books, and a structured ISC question bank to build the conceptual clarity and exam stamina needed for top performance in the 2027 board exams.

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