NEET Chemistry Covalent Bond MCQ Question with Solution

What is the average bond enthalpy of the O-H bonds in water based on the provided data?

A

464.5 kJ mol –1

B

502 kJ mol –1

C

427 kJ mol –1

D

500 kJ mol –1

Option A

The average bond enthalpy is calculated by averaging the bond dissociation enthalpies, which results in 464.5 kJ mol –1 for the O-H bonds in water.

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