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Which among the following represents sta...

Which among the following represents standard enthalpy of formation?

A

`2C(S)_("graphite")+3H_(2)(g)+(1)/(2)O_(2)(g) rarr C_(2)H_(5)OH(I)`

B

`CaO(S)+CO_(2)(g) rarr CaCO_(3)`

C

`C_(6)H_(6)(I)+(15)/(2)O_(2)(g) rarr 6CO_(2)(g)+3H_(2)O(I)`

D

`Fe_(2)O_(3)(S) + 3H_(2)(g) rarr 2Fe(S) + 3H_(2)O(I)`

Text Solution

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The correct Answer is:
A
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