1.

In the reaction for the transition of carbon in the diamond form to carbon in the graphite form, DeltaH is -453.5 cal. This points out that

Answer»

Graphite is CHEMICALLY different from diamond
Graphite is as stable as diamond
Graphite is more stable than diamond
Diamond is more stable than graphite

Solution :`C_(D)rarrC_(G),DeltaH=-453.5 cal`.
i.e. ENERGY of `C_(G)` is less and thus more stable.


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