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Topic

Organic Chemistry

Asked 4 times across 2 UPSC exams over 7 years (2018–2025), peaking in 2025.
4
PYQs
2
Exams
2
Years active
2018–2025
Span
2025
Peak
1/4
Answers
📅 Full chronological timeline →

Key insights

  • Most tested in CAPF — 3 of 4 PYQs
  • Most asked in 2025
  • Recurs across 2 years (2018–2025)

How it travelled across exams

First appearance in each exam — the same idea, reframed.
CDS 2018 CAPF 2025

How the concept evolved

118
325
Rising — more than half its appearances (4 of 4) are since 2016.

Related concepts

Ideas UPSC tests alongside this one — keep exploring.

Sample questions

You've seen the pattern — here are a few of the actual PYQs.
CAPF2025

Which of the following statements relating to carbon and its compounds are correct?

  1. 1-Propyne has three double bonds
  2. The boiling point of acetic acid is higher than methane
  3. Ethanol reacts with sodium metal and produces hydrogen gas
  4. Esters give effervescence on reaction with sodium bicarbonate. Select the answer

using the code given below.

  1. A 1 and 3
  2. B 2 and 3 only
  3. C 1 and 2
  4. D 2, 3 and 4
Answer key not yet available (pending official release)
Science & Technology › Physics & Chemistry
CAPF2025

Which of the following reagents can cause oxidation of an alcohol?

  1. Hot concentrated H2SO4
  2. Alkaline KMnO4
  3. Acidified K2Cr2O7
  4. Acidified KMnO4 Select the answer

using the code given below.

  1. A 1, 2 and 3
  2. B 1, 3 and 4
  3. C 2 and 3 only
  4. D 4 only
Answer key not yet available (pending official release)
Science & Technology › Physics & Chemistry
CAPF2025
Which one among the following statements is not correct?
  1. A The reaction of methane and chlorine in sunlight produces hydrogen gas.
  2. B Palladium catalyzes the addition of hydrogen gas on an alkene.
  3. C Ethanol burns in oxygen to give carbon dioxide, water and releases heat and light.
  4. D Unsaturated hydrocarbons burn with a sooty flame.
Answer key not yet available (pending official release)
Science & Technology › Physics & Chemistry

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