Step A: Few drops of sulphuric acid are added to a copper sulphate powder and a small amount of hot water.

Step B : On cooling the above, blue coloured crystals are separated. 

1
Step A is a physical change and Step B is a physical change 
2
Step A is a physical change and Step B is a chemical change  
3
Step A is a chemical change and Step B is a physical change 
4
Step A is a chemical change and Step B is a chemical change 
5
Question Not Attempted

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Quick Navigation