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Standard enthalpies of formation of O3, ...

Standard enthalpies of formation of `O_3, CO_2, NH_3` and HI are 142.2, -393.2, -46.2 and `+25.9 kJ mol^-1` respectively. The order of their increasing stabilities will be

A

`O_3, CO_2, NH_3, HI`

B

`CO_2, NH_3, HI,O_3`

C

`O_3, HI, NH_3, CO_2`

D

`NH_3, HI, CO_2, O_3`

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The correct Answer is:
C
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