\[FeS{{O}_{4}}+Zn\xrightarrow{{}}ZnS{{O}_{4}}+Fe\] |
\[CuS{{O}_{4}}+Fe\xrightarrow{{}}FeS{{O}_{4}}+Cu\] |
A) \[Fe\]
B) \[Cu\]
C) \[Zn\]
D) \[S{{O}_{4}}\]
E) None of these
Correct Answer: B
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