InterviewSolution
Saved Bookmarks
| 1. |
(a) Name three types of substances in which an electric current can produce a chemical effect. (b) State some of the characteristics of chemical changes brought about by the chemical effect of electric current. (c) Why does an electric bulb glow when a current passes through it ? |
|
Answer» (a) Name three types of substances in which an electric current can produce a chemical effect. |
|