A) \[Mn{{O}_{2}}+4HCl\to MnC{{l}_{2}}+C{{l}_{2}}+2{{H}_{2}}O\]
B) \[Fe+CuS{{O}_{4}}\to FeS{{O}_{4}}+CU\]
C) \[{{H}_{2}}+{{N}_{2}}\to N{{H}_{3}}\]
D) \[C+{{O}_{2}}\to C{{O}_{2}}\]
E) None of these
Correct Answer: B
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