The standard reduction potential of metals A, B, C and D are `+0.80V, -0.76V, +0.20V and +0.38V` respectively. Arrange the metals in the ascending order of their electropositivity.

The reduction potential of four elements A, B , C, D are +0.79V , -0.74V , 1.08V , -0.31V respectively. Arrange them in order of reducing character.

The standard reduction potential of metals A, B and C are -2.37V, +1.85V and +1.36V , respectively. What will be the order of reducing power of the metals?

The standard reduction potential of four elements A, B, C & D are - 0.40 V, +0.80 V, - 3.05 V & + 1.66 V respectively. Which of them is chemically most reactive ?

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

The standard reduction potential values of three metallic cations x,y,z are 0.52 , -3.03 , -1.18v respectively.What will be the order of reducing power of the corresponding metals?

The standard reduction potential of Zn is -0.76V and that of Cu is +0.34V . What do they indicate?

The standard reduction potentials of Ni^(2+)|Ni, Cr^(3+)|Cr, Ag^(+)|Ag, Fe^(2+)|Fe electrodes are -0.24, -0.74, +0.80 and -0.44V , respectively. Arrange Ni, Cr, Ag and Fe in increasing order of their reducing power and give reasons.

Zn - granules are added in excess to 500 mL of 1.0 M nicke nitrate solution at 25^(@)C until the equilibrium is reached. If standard reduction potential of Zn^(2+)|Zn and Ni^(2+)|Ni are -0.75V and -0.24V , respectively, find out the concentration of Ni^(2+) in solution at equilibrium.

The standard reduction potentials for Zn^(2+)|Zn, Ni^(2+)|Ni and Fe^(2+)|Fe are -0.76, -0.23 and 0.44V respectively. The reaction x+y^(2+)rarr x^(2+)+y will be spontaneous when -