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Given that bond energies of H–H and Cl–C...

Given that bond energies of H–H and Cl–Cl are 430 kJ `mol^(-1)` and 240 kJ `mol^(-1)` respectively and `Delta_(f)H` for HCl is -90 kJ `mol^(-1)` . Bond enthalpy of HCl is :

A

`245 kJ mol^(-1)`

B

`2909 kJ mol^(-1)`

C

`380 kJ mol^(-1)`

D

`425 kJ mol^(-1)`

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The correct Answer is:
D
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