1.

Given : C_(2)H_(6(g))rarr2C_((g))+6H_((g)), DeltaH=712 kcal. The C - C bond energy is 112kcal, what is the C-H bond energy

Answer»

88 KCAL
12 kcal
50 kcal
600 kcal

Solution :Bond ENERGY of 6C-H BONDS =712-112 = = 600 kcal.


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