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JEE Main Chemistry question

ChemistryThermodynamicsJEE Main

The heat of atomisation of is 228 kcal per mol and that of is 335 kcal per mol. The energy of the P-P bond is

Answer: (B)

Solution

From : 3\times BE(P{-}H)=228 \Rightarrow BE(P{-}H)=76\ kcal/mol. (structure

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Question ID VK-134938