The $E^{\circ}$ (standard reduction potential) of three metals A, B and C are respectively + 0.5 V; – 3.0 and – 1.2 V respectively. The reducing powers of these metals are:

A > C > B

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C > B > A

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B > C > A

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A > B > C

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Solution

The correct option is C B > C > A
More negative the standard reduction potential more will be the reducing power.

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Similar questions

+ 0.5 V, - 3.0 V

- 1.2 V .

+ 0.5 V, - 3.0 V & - 1.2 V

For elements A, B and C the standard reduction potential are +0.65V , -2.25V and -0.45V respectively. The correct order of their reducing power is:

X

Y

Z

- 1.2 V

+ 0.5 V

- 3.0 V

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