CBSE Class 8 Science Chemical Effects of Electric Current Assignment Set F

CBSE Class 8 Science - Chemical effects of Electric Current (6)

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Lesson 14- Chemical effects of Electric Current

I Fill in the blanks:

1. Distilled water is _____________ of electricity.

2. The dissociation of chemicals into ions due to the passing of electricity through it is the _____________ of electricity.

3. The distilled water becomes _____________ of electricity on dissolving salt in it.

4. _____________ are wires/rods/plates through which electricity enters of leaves an electrolyte.

5. The longer lead of LED is always connected to the positive terminal of the battery.

6. Name two liquids that conduct electricity _____________.

7. The passage of electric current through liquids causes _____________.

8. Coating of _____________ is deposited on iron to protect it from corrosion.

9. What is LED

10. Define Electroplating

11. Name some materials around you which conduct electricity.

12. Name some materials around you which do not conduct electricity.

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Prepared by :

Mrs. Roohi Kirmani

VI – VIII (Boys Section)

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