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MHT CET Chemistry question

ChemistryThermodynamicsMHT CET

Bond energy of H - H, F - F and H - F bonds are 104, 38 and 135 kcal , respectively. The resonance energy in the H - F molecule will be

Answer: (C)

Solution

Expected (covalent) H-F energy kcal , so resonance (ionic) energy $= 135 - 62.87

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Question ID VK-060453