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Which of the following pair of reactants can undergo a displacement reaction under appropriate conditions?(a) MgSO4 + Fe (b) ZnSO4 + Fe(c) MgSO4+ Pb (d) CuSO4 + Fe
Correct answer: (d) CuSO4 + Fe
Explanation: Iron displaces copper from its sulphate solution to produce iron sulphate and copper.
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