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JEE Main Chemistry question

ChemistrySome Basic Concepts of ChemistryJEE Main

10 mL of a certain gaseous hydrocarbon requires 25 mL of O for complete combustion, producing 20 mL of CO. What is the molecular formula of the hydrocarbon?

Answer: C₂H₂

Solution

Let the hydrocarbon be CH: CH + OCO + HO. From the CO volume, carbons per

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Question ID VK-142606