Among the following given substances the, one with zero ΔHf0.

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Among the following given substances the, one with zero $Δ {H_{f}}^{0}$ .

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Graphite

Bituminous coal

Fullerene

Diamond

answer is B.

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Detailed Solution

The standard enthalpy of formation of all elements in their standard states is zero. Since the natural standard state of carbon is graphite, the enthalpy of formation of graphite is zero. As there is no change involved in its formation.

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