EASY
8th CBSE
IMPORTANT
Earn 100

Copper conducts electricity through electrons, whereas salt solution conducts electricity through ions. Do you agree?

Important Questions on Chemical Effects of Electric Current

EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 18 - Chemical Effects of Electric Current>EXERCISES>Q 5
Why should you not touch electrical appliances with wet hands?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 18 - Chemical Effects of Electric Current>EXERCISES>Q 6
After electroplating a metal spoon with copper, a student interchanged the connections of the copper plate and the spoon. What do you think will happen now?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 18 - Chemical Effects of Electric Current>EXERCISES>Q 7
We should not try to put out a fire in an electrical appliance by pouring water on it. Why?
EASY
8th CBSE
IMPORTANT
Living Science 8>Chapter 18 - Chemical Effects of Electric Current>EXERCISES>Q 8
Instead of taking the trouble of electroplating metals with chromium for making car parts, taps, cycle parts, etc., why are these objects not made of chromium itself?