MEDIUM
8th CBSE
IMPORTANT
Earn 100

Why is glucose a non-electrolyte?

Important Questions on Chemical Effects of Electric Current

HARD
8th CBSE
IMPORTANT
EUREKA PLUS Revised Bringing Science to Life>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q 5
Why is sulphuric acid called an electrolyte?
EASY
8th CBSE
IMPORTANT
EUREKA PLUS Revised Bringing Science to Life>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q 6

What is electroplating?

HARD
8th CBSE
IMPORTANT
EUREKA PLUS Revised Bringing Science to Life>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q 1
Draw a labelled diagram to show that hydrochloric acid (HCl) forms a strong electrolyte.
MEDIUM
8th CBSE
IMPORTANT
EUREKA PLUS Revised Bringing Science to Life>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q 2
Explain electrolysis of NaCl.
MEDIUM
8th CBSE
IMPORTANT
EUREKA PLUS Revised Bringing Science to Life>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q 3
Explain with a suitable example the electroplating of a metal object.
MEDIUM
8th CBSE
IMPORTANT
EUREKA PLUS Revised Bringing Science to Life>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q 4
How is copper refined by electrolysis?
HARD
8th CBSE
IMPORTANT
EUREKA PLUS Revised Bringing Science to Life>Chapter 14 - Chemical Effects of Electric Current>EXERCISES>Q 5

Draw a labelled diagram of an electrolytic cell.

HARD
8th CBSE
IMPORTANT
EUREKA PLUS Revised Bringing Science to Life>Chapter 14 - Chemical Effects of Electric Current>HIGHER ORDER THINKING SKILLS>Q 1

Draw atoms or molecules in containers A and B to show weak and non-electrolyte solutions.

Question Image