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MHT CET Chemistry question

ChemistryThermodynamicsMHT CET

The enthalpy change () for the process is . If the bond energy of N H bond in is . What is the bond energy of N N bond in ?

Answer: (B)

Solution

Atomisation of breaks one N-N and four N-H bonds: , so $ = 1724 - 1564 = 160\

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Question ID VK-064646