4. Chemistry | StudentBro

CBSE Class 12 Chemistry covers a wide range of topics from Physical, Organic, and Inorganic Chemistry. The subject is highly scoring when students have strong conceptual clarity and practice regularly. Solving previous year question papers helps students improve numerical accuracy, diagram labeling, and answer presentation for board exams.

Direct Links to Download CBSE STD-12 Year Wise Previous Year Paper (PDF)

► Click “Download Here” next to your subject to access the free PDF.

1	Accountancy	Download Here
2	Biology	Download Here
3	Business Studies	Download Here
4	Chemistry	Download Here
5	Computer Science (C++)	Download Here
6	Economics	Download Here
7	English	Download Here
8	Informatics Practices	Download Here
9	Maths	Download Here
10	Physical Education	Download Here
11	Physics	Download Here
12	Geography	Download Here
13	Hindi Core	Download Here
14	Hindi Elective	Download Here
15	History	Download Here
16	Political Science	Download Here
17	Sociology	Download Here
18	Engineering Graphics	Download Here
19	Home Science	Download Here
20	Entrepreneurship	Download Here
21	Psychology	Download Here
22	Biotechnology	Download Here
23	Legal Studies	Download Here
24	Sanskrit	Download Here
25	Applied Mathematics	Download Here

Units Covered in CBSE Class 12 Chemistry

Solid State and Solutions
Electrochemistry and Chemical Kinetics
Surface Chemistry
Coordination Compounds
The Chemistry of the Elements
Organic Chemistry – Haloalkanes, Haloarenes, Alcohols, Phenols, Ethers, Aldehydes, Ketones, Carboxylic Acids, Amines
Biomolecules and Polymers

Each unit carries significant weightage in the CBSE board exam.

Physical Chemistry – Important Topics

Electrochemistry – Galvanic and electrolytic cells, Nernst equation
Chemical Kinetics – Rate laws, order and molecularity of reactions
Thermodynamics & Thermochemistry – Enthalpy, Entropy, Gibbs energy
Solutions and Solid State – Raoult’s law, ideal/non-ideal solutions, crystal structures

Numerical-based questions from these topics are frequently asked.

Inorganic Chemistry – Key Areas

Periodic Table and General Principles
Coordination Compounds – Ligands, nomenclature, isomerism, bonding
The Chemistry of Elements – s-block, p-block, d-block, f-block elements

Theory and numerical-based questions are common from this section.

Organic Chemistry – High Scoring Topics

Haloalkanes & Haloarenes
Alcohols, Phenols, and Ethers
Aldehydes, Ketones, Carboxylic Acids, and Amines
Biomolecules, Polymers, and Chemistry in Everyday Life

Reaction mechanisms, equations, and conversions are frequently tested.

Importance of Practicing CBSE Class 12 Chemistry PYQs

Understand CBSE exam pattern and marking scheme
Improve speed and accuracy in numerical problems
Learn proper chemical equation balancing and reaction writing
Identify frequently repeated questions and important chapters
Enhance time management skills

Previous year question papers are the most reliable guide for exam-focused preparation.

Who Should Use CBSE STD 12 Chemistry Previous Papers

CBSE Class 12 science students
NEET and JEE aspirants alongside board preparation
Teachers and chemistry educators
Students preparing for improvement exams

These papers are useful for both self-study and guided learning.

Conclusion

CBSE STD 12 Chemistry requires conceptual clarity, problem-solving skills, and consistent practice. Solving previous year question papers helps students score better by improving numerical accuracy, theory writing, and time management. Studentbro.in provides structured and student-friendly Chemistry resources to support effective CBSE exam preparation.