MEDIUM
10th Chhattisgarh Board
IMPORTANT
Earn 100
Explain the electrochemical principle behind corrosion.
Important Questions on Metals and Metallurgy
MEDIUM
10th Chhattisgarh Board
IMPORTANT
Gold, silver and platinum are used in making jewelry.
MEDIUM
10th Chhattisgarh Board
IMPORTANT
Give reasons for:
Sodium, potassium and lithium metals are stored under kerosene.
MEDIUM
10th Chhattisgarh Board
IMPORTANT
Give reasons for:
Although aluminium is an active metal it is still used to prepare cooking utensils.
MEDIUM
10th Chhattisgarh Board
IMPORTANT
Give reasons for:
Carbonate and sulphide ores are converted into their oxides for extraction of metal.
