Polymers CBSE Class 12 PYQ Chapter Wise (2016–2026)

Explore: All CBSE Class 12 chapters · CBSE Class 12 Chemistry PYQs · CBSE Class 12 hub · Syllabus & pattern · Class 12 2026

Answer first

Polymers PYQs (previous year questions) for CBSE Class 12: Polymers (Chemistry) had 6 questions across the 50 official CBSE Class 12 papers we tagged (2016–2026), and appeared in 5 of them. Asked in 5 of 10 years; last in 2020. The concepts asked in the most papers: Monomers, Biodegradable Polymers, Polymerisation.

Year-wise question count

Asked in 5 of 10 years.

Most-asked concepts

Sorted by the number of papers a concept appeared in.

How to practise Polymers PYQs

1. Start with the concepts at the top of the table. They have come back the most.
2. Solve one year’s Polymers questions from the official PDF against the clock, then check the answer listed below.
3. Log every miss as a concept gap, a calculation slip or a misread. Each needs a different fix.
4. Once a concept is clean in two papers, move to the next. Then sit a full paper from the year pages.

Questions by year

Each line gives the question number and paper, type, concept, our one-line summary, with a link to the official PDF.

CBSE Class 122020

• Q.9 (Chemistry (56/1/1)) · Very short answer · Monomers: Structure of the PVC monomer PDF
• Q.27 (Chemistry (56/1/1)) · Short answer · Monomers: Names and structures of monomers of bakelite and neoprene PDF

CBSE Class 122019

• Q.19 (Chemistry (56/1/1)) · Short answer · Monomers: Monomers of nylon-6,6, glyptal and Buna-S PDF

CBSE Class 122018

• Q.23 (Chemistry (56/1)) · Value based · Biodegradable Polymers: Values on refusing polythene bags; LDPE vs HDPE; biodegradable polymers PDF

CBSE Class 122017

• Q.19 (Chemistry (56/1)) · Short answer · Monomers: Monomers of nylon-6,6, melamine-formaldehyde and Buna-S PDF

CBSE Class 122016

• Q.20 (Chemistry (56/1/N)) · Short answer · Polymerisation: Benzoyl peroxide role, monomers of a polymer, order of intermolecular forces PDF

Other Chemistry chapters

• The Solid State PYQs
• Solutions PYQs
• Electrochemistry PYQs
• Chemical Kinetics PYQs
• Surface Chemistry PYQs
• General Principles of Isolation of Elements PYQs
• The p-Block Elements PYQs
• The d- and f-Block Elements PYQs
• Coordination Compounds PYQs
• Haloalkanes and Haloarenes PYQs
• Alcohols, Phenols and Ethers PYQs
• Aldehydes, Ketones and Carboxylic Acids PYQs
• Amines PYQs
• Biomolecules PYQs
• Chemistry in Everyday Life PYQs

FAQ

How many Polymers questions come in CBSE Class 12?

In the official papers we tagged: 2 in 2020, 1 in 2019, 1 in 2018, 1 in 2017 and 1 in 2016. Not asked in the other 5 years. That is 6 questions in all, about 2% of Chemistry.

Which Polymers topics repeat in CBSE Class 12?

Asked in the most papers: Monomers, Biodegradable Polymers, Polymerisation. The concept table lists every one with its count.

Are these official CBSE Class 12 questions?

Yes. Every question is from an official CBSE Class 12 paper hosted on our year pages. The one-line summaries are ours; open the PDF linked beside each question for the full text.