Question

The enthalpies of elements in their standard states are taken as zero. The enthalpy of formation of a compound
(a) is always negative
(b) is always positive
(c) may be positive or negative
(d) is never negative

Answer 1

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✏ Option [C.] is Correct

➾This a 100% error free answer

➾This option seems correct to me so I have taken it as the correct option.

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➾Hope This Helps You

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Answer 2

Hello Friend

The answer of u r question is

Option.A

Thank you