Solved UPSC CDS/OTA Question
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Q · Soap and DetergentsMedium · 45s
Which statement is correct? 1. Soaps are amphiphilic. 2. Detergents are always anionic. Select the correct answer:
TopicSoap and Detergents
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
← Previous questionQ 30 / 30
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Soaps have both hydrophilic and hydrophobic parts. Detergents can be anionic, cationic, or non-ionic.
Final Answer: Option A — 1 only