MHT CET Chemistry question

ChemistryThermodynamicsMHT CET

Heats of formation of ethane, ethylene, acetylene and are -136.9, -66.9, -228 and -395.39 (all in kJ) respectively. Stablest among them is [MHT-CET 2006]

Answer: (B)

Solution

The compound with the most negative heat of formation is the most stable; here that is CO (-395.39

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Question ID VK-064253