The standard reduction potential values of four metallic cations A, B, C and D are 1.23, 1.5, –2.87 and –1.66 respectively. The order of reducing power of the corresponding metal is
A
C > D > A > B
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B
A > B > C > D
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C
C > D > B > A
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D
D > C > A > B
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Solution
The correct option is AC > D > A > B More negative or lower is the reduction potential more is the reducing power.