An unknown metal M displaces nickel from nickel (II) sulphate solution – McqOptions

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1.	An unknown metal M displaces nickel from nickel (II) sulphate solution but does not displace manganese from manganese sulphate solution. Which order represents the correct order of reducing power?
A.	\[Mn>Ni>M\]
B.	\[Ni>Mn>M\]
C.	\[Mn>M>Ni\]
D.	\[M>Ni>Mn\]
Answer» D. \[M>Ni>Mn\]

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