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 · Acids, Bases and SaltsMedium · 45s
Consider the following: 1. Lemon juice contains citric acid. 2. Vinegar contains formic acid. Which is/are correct?
TopicAcids, Bases and Salts
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.
Lemon juice has citric acid. Vinegar contains acetic acid, not formic acid.
Final Answer: Option A — 1 only