An aluminium can is used to store ferrous sulphate.It is observed that holes appear in can. Explain?
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Aluminium is more reactive than iron. Aluminium from the walls can react with ferrous sulphate to form its sulphate and iron is precipitated.
2FeSO4 + 2Al → Al2(SO4)3 + 3Fe .
2FeSO4 + 2Al → Al2(SO4)3 + 3Fe .
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