Soap and Detergents · UPSC CDS/OTA · Question 19 of 30

Soap and Detergents – Question 19

Step-by-step solution. Soap and Detergents for UPSC CDS/OTA.

Topic
Soap and Detergents
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.

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Q · Soap and DetergentsMedium · 45s

How do soaps emulsify oil?

TopicSoap and Detergents
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.

Micelles trap oil in their hydrophobic core, dispersing it in water.

Final Answer: Option C — By forming micelles
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Soap and Detergents Question 19 – UPSC CDS/OTA