standard reduction electrode potentials of three metals A,B,C are 0.5V,-3.0V and -1.2V respectively. The correct orders of reducing powers of these metals is

Standard reduction electrode potentials of three metals A,B and C are respectively +0.5V, -3.0V and -1.2V . The reducing powers of these metals are:

The standard reduction potential values of three metallic cations, X, Y, Z are 0.5, –3.03 and – 1.18 V respectively. The order of reducing power of the corresponding metals is :

The standard reduction potential values of three metallic cations, X,Y, and Z are 0.52,-3.03, and -0.18V , respectively. The order of reducing power of the corresponding metal is

Standard electrode potential of three metal X, Y and Z are -1.2 V, +0.5 V and -3.0 V respectively. The reducing power of these metals will be:

Standard electrode potential of three metal X, Y and Z are -1.2 V, +0.5 V and -3.0 V respectively. The reducing power of these metals will be:

Standard reduction electrode potential of Zn^(2+)//Zn is -0.76V . This means:

Reduction potentials of four elements P, Q, R, S is -2.90V, 0.34V, 1.2V and -0.76V . The decreasing order of reducing power is

The standard electrode potential of four metallic elements (A, B, C and D) are + 0.80, –0.76, + 0.12 and +0.34 V respectively. Arrange them in order of decreasing electropositive character

The standard electrode potentials (E_(M^(+)//M)^(@)) of four metals A, B, C and D are -1.2V, 0.6V, 0.85 V and -0.76V , respectively. The sequence of deposition of metals on applying potential is

The standard E_(red)^(@) Values if A, B and C are + 0.68V , - 0.76V , -0.50V respectively. The order of their reducing power is :