Write the equations of anodic and cathodic reactions occur during rusting of iron.

(a) Find the value of deltaG^circ at 25^circ for the following electrochemical cell. Cu|Cu^2+ 9(1M) Ag ( 1M) Ag Write the equation of anodic and cathodic reaction occur during rusting of iron. (i) At Anode :- 2Fe to 2Fe^2+ +4e^- (ii) At Cathod :- O_2+4H ^+ 4e ^- to 2H_2O.

Rusting of iron is a

What is a secondary cell? Write the equation for the cathodic reaction of lead storage battery ?

What is secondary cell? Write the equation for the cathode reaction of lead storage battery.

Give three ways of preventing rusting of iron.

Write the reactions occur at anode and cathode in Lechlanche cell.

What is corrosion? Explain the electro- chemical theory of rusting of iron and write the reactions involved in the rusting of iron?

Write the cathodic and anodic cell reactions of Hydrogen-Oxygen fuel cell.

Write the anodic and cathodic reactions taking place in Hall-Heroult electrolytic cell in the extraction of aluminium.