1.

Thre resonance energy of benzene is approximatelyA. 18 kcal `mol^(-1)`B. 37 kcal `mol^(-1)`C. 54 kcal `mol^(-1)`D. 48 kcal `mol^(-1)`

Answer» Correct Answer - B
`Delta_(h)H^(ɵ)` of benzene is less than the expected value by `36 kcal mol^(-1)` Thus this is equal to its resonance energy.


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