A) \[CaS{{O}_{4}}+Pb\xrightarrow[{}]{{}}\]
B) \[FeS{{O}_{4}}+Pb\xrightarrow[{}]{{}}\]
C) \[NaS{{O}_{4}}+Ca\xrightarrow[{}]{{}}\]
D) \[FeS{{O}_{4}}+Zn\xrightarrow[{}]{{}}\]
E) None of these
Correct Answer: D
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