JEE Main 2025 Chemistry question

ChemistryAldehydes, Ketones and Carboxylic AcidsJEE Main 2025

Xg of benzoic acid on reaction with aq. release that occupied 11.2 L volume at STP. X is g.

Answer: 61

Solution

Moles of CO = 11.2/22.4 = 0.5 = moles of benzoic acid. Mass = 0.5 × 122 = 61 g.

Question ID VK-002040