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Total energy required to break all the b...

Total energy required to break all the bonds in the gaseous state molecule of `AB_(2)` is `xkJmol^(-1)`. Then the bond energy of the bond A-B in the molecule will be ________.

A

`x/2 kJ mol^(-1)`

B

`x/3 kJ mol^(-1)`

C

`2x kJ mol^(-1)`

D

`2x/2 kJ mol^(-1)`

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The correct Answer is:
A
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