1. Flow of electron is called

2. Which is not a non-electrolyte?

3. An electric lamp glows due to

4. Electroplating prevents

5. Which of the following is not used for electroplating metal articles?

6. Iron objects can be protected by electroplating them with

7. In LEDs, the longer lead (wire) is always connected to the _______ terminal

8. Tap water is a good conductor of electricity while distilled water is not because

9. When electrodes are immersed in water and electricity passed, the bubbles formed on the positive terminal is actually _______ gas.

10. When electrodes are immersed in water and electricity passed, the bubbles formed on the negative terminal is actually _______ gas.