Corrosion of iron occurs in the presence of ………….. and ……………..

Corrosion on silver is

Rusting of iron is

Corrosion copper is…

P : Corrosion of iron is an oxidation process. Q : Corrosion occurs in presence of water and air.

Which of the following process occurs in the presence of oxygen or air below its melting point ?

The corrosion of iron object is favoured by

A chemical reaction which occurs in the presence of sun light is called-

c) How can corrosion be prevented ?

How may of following are redox reactions: -decomposition of magnesite. - decomposition of potasium chlorate in presence of MnO_(2) ……. decomposition iron - reaction of F_(2) with HBr. - Reaction of AgNO_(3) with KCl to from silver chloride precipitate.

Corrosion is basically a/an