A solution of CuSO4 was kept in an iron pot. After few days the iron pot was found to have a number of holes in it. The balance equation of the reaction involve is:
2Fe+CuSO4→Fe2(SO4)3+Cu
Fe+CuSO4→FeSO4+Cu
Fe+CuSO4→Fe2SO4+Cu
3Fe+CuSO4→Fe3(SO4)4+Cu
A
2Fe+CuSO4→Fe2(SO4)3+Cu
B
Fe+CuSO4→FeSO4+Cu
C
3Fe+CuSO4→Fe3(SO4)4+Cu
D
Fe+CuSO4→Fe2SO4+Cu
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Solution
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Iron(Fe) being more reactive than copper(Cu) displaces latter from CuSO4 to form FeSO4. The reaction can be written as: Fe+CuSO4→FeSO4+Cu
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