Electrode potentials `(E_("red")^(@))` of 4 element A,B, C,D are -1.36,-0.32,0,-1.26V respectively. The decreasing reactivity order of these elements is

E^@ of three metals A, B, C are -1.4 V, + 0.6V, - 3.4V respectively. The reducing power of these metals are in order :

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 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 reduction electrode potential values of the elements A, B and C are + 0.68, - 2.50 and -0.50 V respectively. The order of their reducing power is

The standard electrode potentials of elements A,B and C are+0.68, -2.50 and -0.50 V respectively.The correct order of their reducing powers is: