Free CBSE Class 8 Science Chemical effects of Electric Current Worksheets

Download free printable Chemical effects of Electric Current Worksheets to practice. With thousands of questions available, you can generate as many Chemical effects of Electric Current Worksheets as you want.

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Sample CBSE Class 8 Science Chemical effects of Electric Current Worksheet Questions

What happens when a compass needle is brought near a current carrying wire?
Fill in the blanks: The bulb glows when electric current passes through it because of ___________ effect of electric current.
Choose the correct option: During electroplating, the object to be electroplated is made _________.
1. cathode 2. anode 3. Electrolyte 4. None of these
State True or False: Adding lemon in water,makes it a good conducter of electricity.
1. true 2. false
Sometimes we see that the liquid is conducting but the bulb may not glow. Why?
The chemical reaction brought about by an electric current may produce changes in the colour of the solutions.
1. TRJUE 2. false
Fill in the blanks: LED glows even when a __________ electric current passes through it.
State True or False: The chemical effect of electric current is used in the purification of salts.
1. true 2. false
State True or False: Adding sugar makes pure water conducting.
1. true 2. false
State True or False: Distilled water is poor conductor of electricity.
1. true 2. false

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