Organic Chemistry · UPSC CDS/OTA · Question 15 of 30

Organic Chemistry – Question 15

Step-by-step solution. Organic Chemistry for UPSC CDS/OTA.

Topic
Organic Chemistry
Subject
General Studies
Difficulty
Medium
Solve Time
45–60 sec

Solved UPSC CDS/OTA Question

A solved UPSC CDS/OTA PYQ — decoded step-by-step.

Solve it the standard way once — then learn the shortcut.

Q · Organic Chemistry Medium · 45s

Which of these is formed when ethanol burns completely in air?

TopicOrganic Chemistry
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min

Step-by-Step Solution

The complete worked solution.

Every step explained — no skipped algebra.

Complete combustion of ethanol yields CO₂ and H₂O.

Final Answer: Option B — Carbon dioxide and water
Solve Question✦ Build Plan
Organic Chemistry Question 15 – UPSC CDS/OTA