Q41 of 76 Page 271

What is electrolysis? Explain why, in the electrolysis of water, 'acidified water' is used.

Electrolysis is the process of dissociation of water molecules into H+ and OH- ions. When electric current Is passed through it in a conducting state. Because water does not have much higher concentration of ions. Dilute sulphuric acid is added to increase the concentration of ions in the water.


More from this chapter

All 76 →
41

What is meant by the chemical effect of electric current? Explain with the help of an example.

 41

Name any two applications of the chemical effect of electric current.

 42

Name three types of substances in which an electric current can produce a chemical effect.

 42

State some of the characteristics of chemical changes brought about by the chemical effect of electric current.