1.

For which reaction from the following, \[\Delta S\] will be maximum [AlIMS 1982, 83, 94; AMU 2000]

A.    \[Ca(s)+\frac{1}{2}{{O}_{2}}(g)\to CaO(s)\]
B.    \[CaC{{O}_{3}}(s)\to CaO(s)+C{{O}_{2}}(g)\]
C.    \[C(s)+{{O}_{2}}(g)\to C{{O}_{2}}(g)\]
D.    \[{{N}_{2}}(g)+{{O}_{2}}(g)\to 2NO(g)\]
Answer» C.    \[C(s)+{{O}_{2}}(g)\to C{{O}_{2}}(g)\]


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