Download CBSE Class 12 Chemistry Question Papers
Access comprehensive previous year question papers for Class 12 Chemistry using the CBSE Class 12 Chemistry Question Paper 2020 Set 02. Designed to align with the 2026-27 CBSE academic guidelines, these solved papers help students assess their exam readiness and understand official marking schemes.
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Access the complete question paper PDF for Class 12 Chemistry below. Regular practice with these targeted exam papers builds familiarity with standard question patterns and helps secure higher marks in final evaluations.
CBSE Class 12 Chemistry Question Paper 2020 Set B. Students can download the last year board exams question papers using the link below. Free download of examination question papers with solutions. Last 10 year question papers should be practised to get better marks in examinations.
1. What are n- type of semiconductors?
2. What is the effect of pressure on sodium chloride type of crystals?
3. Assign IUPAC name to the following organic compounds :-
4. Write the structural formula of the following organic compounds :-
a) Hex 2 en 4 yn oic acid.
b) 4 Chloro pentan 2 one.
5. Which of the following compounds is more basic and why :-
(CH3)3N or (CH3)2NH
6. Write the cell reactions which occur in a lead storage battery
a) when the battery is in use.
b) when the battery is on recharging.
7. A first order decomposition reaction takes 40 minutes for 30 % decomposition. Calculate its rate constant and the half life period.
8. Give reason for the following :-
a) Give any one use of coordination complexes in qualitative analysis.
b) Cu+ salts are colourless while Cu2+ salts are coloured. (At. no. of Cu = 29)
10. Write the chemical equation when: -
a) Methoxy benzene reacts with hydrogen iodide.
b) Propan 1 ol is oxidised by copper at 573 K.
(OR)
a) Out of ethyl bromide and ethyl chloride which has higher boiling point and why?
b) What is absolute alcohol?
Please click the link below to download pdf file of CBSE Class 12 Chemistry Question Paper 2020 Set B.
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Practice Exam Question Papers for Class 12 Chemistry CBSE Class 12 Chemistry Question Paper 2020 Set 02
Understanding Exam Patterns with CBSE Class 12 Chemistry Question Paper 2020 Set 02
Access structured past examination sets for Class 12 Chemistry. Solving the CBSE Class 12 Chemistry Question Paper 2020 Set 02 provided above helps students understand actual exam difficulty levels, question formats, and topic distributions for both descriptive and objective sections.
Why Practice Class 12 Chemistry Question Papers?
Reviewing official papers clarifies the exact marking scheme and structural layout established by the CBSE, enabling students to structure answers for maximum score potential.
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FAQs
The CBSE Class 12 Chemistry Question Paper 2020 Set 02 is available for download on StudiesToday.com. It includes complete set with all sections so that Class 12 students can practice with the exact same paper that came in the CBSE exams.
Yes, the solutions for CBSE Class 12 Chemistry Question Paper 2020 Set 02 are prepared by subject matter experts as per official marking scheme. Class 12 students will understand the structure of answers and 'step-marks' methodology Chemistry.
Solving previous year papers like CBSE Class 12 Chemistry Question Paper 2020 Set 02 is important to understand repeat themes and question difficulty levels of Chemistry. It helps Class 12 students to test their time management skills too.
Yes, where applicable, CBSE Class 12 Chemistry Question Paper 2020 Set 02 is available in both English and Hindi mediums. All students from Class 12 can access Chemistry study material in their preferred language.
No, all previous year question papers on StudiesToday, including CBSE Class 12 Chemistry Question Paper 2020 Set 02, are provided free of charge in mobile-friendly PDF.