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JEE Main Chemistry question

ChemistryHaloalkanes and HaloarenesJEE Main

Excess of reacts with of an organic compound with molecular formula (glycerol). This reaction evolves of methane at STP. What is the number of active hydrogen atoms present in a molecule of this compound?

Answer: 4

Solution

Each active (acidic) hydrogen in the compound reacts with one equivalent of to evolve one molecule of . The molar mass of is , so is mol. If

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Question ID VK-149001