CBSE Class 12 Chemistry Compartment Question Paper Solved 2020 Set A

Access and download CBSE Class 12 Chemistry Compartment Question Paper Solved 2020 Set A, carefully designed as per the latest 2025-26 examination guidelines issued by CBSE, NCERT, and KVS. These Class 12 Chemistry previous year question papers include detailed solutions, helping students to assess their performance and identify and improve key areas before the final exams.

Solved Chemistry Question Papers for Class 12

Practicing these Class 12 Chemistry question papers is the best way to understand the actual exam pattern and marking scheme. By solving these papers under timed conditions, Class 12 students can improve their speed and accuracy. Download the full CBSE Class 12 Chemistry Compartment Question Paper Solved 2020 Set A to begin your self-assessment today.

Chemistry Class 12 Question Paper PDF with Solutions

SECTION A
Read the given passage and answer the question numbers 1 to 5 that follow :
 
A large number of simple molecules called monomers combine together by the process of polymerisation to form a macromolecule called polymer. If the repeating structural unit is derived from one type of monomer, the polymer is called homopolymer. If the repeating structural unit is derived from two or more monomers, then the polymer is called copolymer. Homopolymer and copolymer may be formed by addition or condensation reaction. In view of the general awareness and concern for the problems created by the polymeric solid wastes, certain new biodegradable polymers have been developed.
 
1. Give an example of a natural polymer.
 
2. Draw the structure of the polymer formed by the polymerisation of monomer chloroprene.
 
3. Is {CH2 - CH(C6H5}n a homopolymer or a copolymer ?
 
4. Name the polymer used for coating non-stick utensils.
 
5. Give an example of a biodegradable polymer.
 
Question numbers 6 to 10 are one word answers. 
 
6. Name the unit formed by the attachment of a base to 1' position of sugar.
 
7. Write an example of a sol in which a solid is dispersed in the gas.
 
8. Out of alitame, aspartame and sucralose, identify the artificial sweetener with which the control of sweetness is the major concern.
 
9. Predict the change in molar conductivity with the decrease in concentration.
 
10. Name the temperature above which micelle formation takes place.
 
Please click on below link to download CBSE Class 12 Chemistry Compartment Question Paper Solved 2020 Set A.

CBSE Class 12 Chemistry Compartment Question Paper Solved 2020 Set A

To understand the types of questions asked in past examinations, it is very important for Class 12 students to solve the CBSE Class 12 Chemistry Compartment Question Paper Solved 2020 Set A provided above. You can easily download these past papers for Class 12 Chemistry in PDF format for the last 10 years. By practicing these actual exam questions you will gain an understanding of the difficulty level and the variety of topics covered over the years. By solving these Previous Year Papers (PYPs) you will understand both descriptive and MCQ questions in your final tests.

Importance of solving CBSE Class 12 Chemistry Compartment Question Paper Solved 2020 Set A

Regularly practicing CBSE Class 12 Chemistry Compartment Question Paper Solved 2020 Set A is the best way to improve your score in Class 12 Chemistry. These papers will give you details of the marking scheme and the paper structure used by the CBSE. By regularly attempting these under actual exam conditions at home, you can slowly improve your time management skills, which will help you to complete your Chemistry paper within the allowed duration.

Benefits of downloading CBSE Class 12 Question Papers

Having the CBSE Class 12 Chemistry Compartment Question Paper Solved 2020 Set A in PDF format allows you to revise key concepts anywhere, even without an internet connection. These sets are a reliable tool to practice numerical problems and understand the correct approach to all types of answers. After solving the questions, you should compare your work with the solutions provided by our teachers. Along with these papers, students should always solve the Class 12 Chemistry Sample Papers and MCQ tests on studiestoday.com for a complete revision.

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