Category: Chemical effect of electric current

Uses of electroplating

​Question 1 Name two metals which are usually electroplated on cheaper metals for making jewellery? Question 2 What properties of chromium make it suitable for...

Purification of metal

Question 1 Name few application of chemical effects of electric current? Question 2 Name few compounds which are produced by using chemical effect of current?...

Weak conductors of electricity

Question 1 How will you show that vinegar and lemon juice are weak conductors of electricity? Question 2 How will you show that ordinary water or...

Electroplating

Question 1 Name few applications of chemical effect of electric current? Question 2 What is electroplating? Question 3 Name the metal which is electroplated on...

Chemical effect of electric current

​Question 1 Define the term chemical effects? Question 2 What is electrolysis? Question 3 What is an acidified water? Question 4 Name one compound which...

Distilled, tap, sea and rain water

Question 1 Distilled water does not conduct electricity?Why? Question 2 What substance can be added to distilled water in small amount to make it a...

Test for conduction of liquid

Question 1 Describe an activity to show that hydrochloric acid solution conduct electricity? Question 2 Vinegar is a sour liquid.State whether vinegar conduct electricity or...

Liquids conduct electricity

Question 1 What are good conductors of electricity?Give example? Question 2 What are bad conductors of electricity?Give example? Question 3 Do liquids conduct electricity? Question...