EASY
8th CBSE
IMPORTANT
Earn 100

The process of electrolysis can be used in the extraction of aluminium from its ore.

50% studentsanswered this correctly

Important Questions on Chemical Effects of Electric Current

EASY
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q IV
During electrolysis, the electrolyte undergoes a physical change.
EASY
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q VI
What do you understand by the terms electrolyte? Give four examples.
MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q VI
What do you understand by the terms non-electrolyte? Give four examples.
MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q VI
How will you prove that distilled water is a non-electrolyte?
MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q VI
Describe how distilled water can be made a conductor of electricity.
MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q VI
Describe an experiment to show the chemical effect of electric current.
HARD
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q VI
Describe an experiment for the electroplating of an iron object with copper.
MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q VI
State three uses of electrolysis.