MEDIUM
10th CBSE
IMPORTANT
Earn 100

Write the difference between a mineral and an ore.

Important Questions on Metals and Nonmetals
HARD
10th CBSE
IMPORTANT
Mention the names of the steps in metallurgy.

EASY
10th CBSE
IMPORTANT
Name the products obtained when zinc blende is roasted.

EASY
10th CBSE
IMPORTANT
Name the products obtained when limestone is calcined.

HARD
10th CBSE
IMPORTANT
Explain froth floatation process.

MEDIUM
10th CBSE
IMPORTANT
An ore when heated in the air gives sulphur dioxide. Name the process that would be used for its concentration. (Froth floatation/Hydraulic washing)

HARD
10th CBSE
IMPORTANT
Show by chemical equations how roasting can convert sulphide ore into an oxide?

EASY
10th CBSE
IMPORTANT
Name the metals which can be extracted from the following ore.
Bauxite

EASY
10th CBSE
IMPORTANT
Name the metal which can be extracted from the following ore:
Haematite
