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JEE Main Chemistry question

ChemistryThermodynamicsJEE Main

The enthalpy change () for the process is . If the bond energy in ammonia is , what is the bond energy for the N-N bond in ? **[MP PET 2004]**

Answer: (B)

Solution

has one N-N bond and four N-H bonds, so $Δ H = BE(N{-}N)+4 BE(N{-}H) =

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Question ID VK-134801