1.

Which one of the following reaction is not possible [MP PMT 1991]

A. \[Fe+{{H}_{2}}S{{O}_{4}}\,\to \,\,FeS{{O}_{4}}+{{H}_{2}}\]
B. \[Cu+2AgN{{O}_{3}}\,\to \,Cu\,{{(N{{O}_{3}})}_{2}}+2Ag\]
C. \[2KBr+{{I}_{2}}\,\to \,\,2KI+B{{r}_{2}}\]
D. \[CuO+{{H}_{2}}\,\to \,\,Cu+{{H}_{2}}O\]
Answer» D. \[CuO+{{H}_{2}}\,\to \,\,Cu+{{H}_{2}}O\]


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