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CBSE Class XII Board Examination

The Central Board of Secondary Education's Class 12 board exam. The chapters below are the main NCERT-based ones for the science and maths subjects.

Practise CBSE XII free

Exam pattern

  • A theory paper for each subject, plus practical or internal assessment marks (the split depends on the subject).
  • Papers mix multiple-choice, short-answer, long-answer and case-based questions.
  • No negative marking.

On Lakshyank

Marked here as: +1 correct, no negative marking, 0 skipped

451 practice questions

Official site: cbseacademic.nic.in ↗

Syllabus

Physics 14 topics
  • Electric charges and fields
  • Electrostatic potential and capacitance
  • Current electricity
  • 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
Chemistry 10 topics
  • Solutions
  • Electrochemistry
  • Chemical kinetics
  • d and f block elements
  • Coordination compounds
  • Haloalkanes and haloarenes
  • Alcohols, phenols and ethers
  • Aldehydes, ketones and carboxylic acids
  • Amines
  • Biomolecules
Mathematics 13 topics
  • Relations and functions
  • Inverse trigonometric functions
  • Matrices
  • Determinants
  • Continuity and differentiability
  • Applications of derivatives
  • Integrals
  • Applications of integrals
  • Differential equations
  • Vector algebra
  • Three-dimensional geometry
  • Linear programming
  • Probability
Biology 13 topics
  • Sexual reproduction in flowering plants
  • Human reproduction
  • Reproductive health
  • Principles of inheritance and variation
  • Molecular basis of inheritance
  • Evolution
  • Human health and disease
  • Microbes in human welfare
  • Biotechnology: principles and processes
  • Biotechnology and its applications
  • Organisms and populations
  • Ecosystem
  • Biodiversity and conservation

How to prepare for CBSE XII

  • Read the NCERT textbooks line by line. Most board questions come straight from them.
  • Solve the sample papers and previous year papers under time to learn how marks are distributed.
  • Practise case-based and assertion-reason questions, which now carry marks in many subjects.
  • Write answers in the board's style: short, point-wise, with diagrams, formulae and units where needed.
  • Revise chapter by chapter and re-solve the questions you got wrong.

CBSE XII previous year papers

2026 451 questions

CBSE XII topic-wise practice

Physics 51 Computer Science 50 Entrepreneurship 50 Chemistry 50 Mathematics 50 Economics 50 Accountancy 50 Business Studies 50 Biology 50

Try some CBSE XII questions

Question 1 Physics · 2026

What is the formula of Acceleration?

Question 2 Chemistry · 2026

Which of the following acids has the lowest pKa value (strongest acid)?

Question 3 Mathematics · 2026

The order and degree of the differential equation [1 + (dy/dx)^2]^(3/2) = d^2y/dx^2 are:

Question 4 Economics · 2026

The government implements progressive taxation to achieve which budgetary objective?

Question 5 Entrepreneurship · 2026

Venture Capital (VC) financing is best suited for:

Practise all CBSE XII questions free →

CBSE XII: frequently asked questions

Is there negative marking in CBSE Class 12 boards?

No. CBSE board papers do not use negative marking.

Which books should I use for Class 12 boards?

The NCERT textbooks are the base for all subjects. Add sample papers and previous year papers for practice.

What kinds of questions come in the board exam?

A mix of multiple-choice, short-answer, long-answer and case-based questions. The exact pattern is published each year by CBSE.

Where can I practise Class 12 questions?

On Lakshyank you can practise chapter-wise questions for Physics, Chemistry, Mathematics and Biology and fix your mistakes with the mistake notebook.

This page is a summary for practice. The official notification is always the final word: dates, eligibility and syllabus change. All exams