HARD
10th CBSE
IMPORTANT
Earn 100

How is copper extracted from its sulphide ore (copper glance)Cu2S? Explain with equations of the reactions involved. 
 

Important Questions on Metals And Non-Metals

EASY
10th CBSE
IMPORTANT
What is an alloy? Give two examples of alloys. 
HARD
10th CBSE
IMPORTANT
How are the properties of an alloy different from those of the constituent elements?
EASY
10th CBSE
IMPORTANT
The metal which can be extracted from the bauxite ore is:
EASY
10th CBSE
IMPORTANT
The two metals which can be extracted just by heating their sulphides in air are:
EASY
10th CBSE
IMPORTANT
A common metal which is highly resistant to corrosion is: