The standard reduction potentials of magnesium and iron electrodes are -2.73 V and -0.44 V respectively. Which electrode will undergo oxidation and which electrode reduction ?

A cell is prepared by dipping a copper rod in 1 MCuSO_(4) solution and a nickel rod in 1M NiSO_(4) . The standard reduction potentials of copper and nickel electrodes are +0.34 V and -0.25 V respectively. (i) Which electrode will work as anode and which as cathode? (ii) What will be the cell reaction? (iii) How is the cell represented ? (iv) Calculate the EMF of the cell.

The half cell reduction potential of a hydrogen electrode at pH = 5 will be :

How the reduction potential of an electrode can be decreased?

The standard reduction potential at 298 K for single electrodes are given below.l From this we can tell that

The standard reduction potential of Pb and Zn electrodes are -0.12 6 and -0.763 volts respectively . The e.m.f of the cell Zn|Zn^(2+)(0.1M)||Pb^(2+)(1M)|Pb is

The standard reduction potentials of Cu^(2+)|Cu and Cu^(2+)|Cu^(o+) are 0.337V and 0.153V , respectively. The standard electrode potential fo Cu^(o+)|Cu half cell is

How can the reduction potential of an electrode increased ?

The reduction potential of a hydrogen electrode at pH 10 at 298K is : (p =1 atm)

The standard reduction potential of normal calomel electrode and reduction potential of saturated calomel electrodes are 0.27 and 0.33 volt respectively. What is the concentration of Cl^- in saturated solution of KCl? (a)0.1M (b)0.01M (c)0.001M (d)None

The standard reduction potentials of Cu^(2+)|Cu and Cu^(2+)|Cu^(o+) are 0.337V and 0.153V , respectively. The standard electrode potential fo Cu^(o+)|Cu half cell in Volts is