1.

For which one of the processes represented by the following equations the enthalpy (heat) change is likely to be negative

A. \[C{{l}^{-}}(g)+aq\to C{{l}^{-}}(aq)\]
B. \[Cl(g)\to C{{l}^{+}}(g)+{{e}^{-}}\]
C. \[1/2C{{l}_{2}}(g)\to Cl(g)\]
D. \[C{{l}_{2}}(l)\to C{{l}_{2}}(g)\]
Answer» B. \[Cl(g)\to C{{l}^{+}}(g)+{{e}^{-}}\]


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