Chemistry-
General
Easy
Question
General method for the extraction of metal from oxide ore is
- (a) Carbon reduction
- Reduction by aluminium
- (c) Reduction by hydrogen
- Electrolytic reduction
The correct answer is: (a) Carbon reduction
Carbon reduction, 
Related Questions to study
Chemistry-
Electrometallurgical process is used to extract
Electrometallurgical process is used to extract
Chemistry-General
Chemistry-
The important step in the extraction of metal from carbonate ore is
The important step in the extraction of metal from carbonate ore is
Chemistry-General
Chemistry-
Heating of ore in presence of air to remove sulphur impurities is called
Heating of ore in presence of air to remove sulphur impurities is called
Chemistry-General
Chemistry-
Heating mixture of 
and 
will give
Heating mixture of and will give
Chemistry-General
Chemistry-
How is limestone used in Fe extraction
How is limestone used in Fe extraction
Chemistry-General
Chemistry-
Blast furnace is employed in the smelting of oxide ore with coke and flux in the metallurgy of
Blast furnace is employed in the smelting of oxide ore with coke and flux in the metallurgy of
Chemistry-General
Chemistry-
Smelting is done in
Smelting is done in
Chemistry-General
Chemistry-
Purpose of smelting of an ore is
Purpose of smelting of an ore is
Chemistry-General
Chemistry-
Electric furnaces are lined with magnesia because
Electric furnaces are lined with magnesia because
Chemistry-General
Chemistry-
When lime stone is heated strongly, it gives off 
. In metallurgy this process is known as
When lime stone is heated strongly, it gives off . In metallurgy this process is known as
Chemistry-General
Chemistry-
A substance which reacts with gangue to form fusible material is called
A substance which reacts with gangue to form fusible material is called
Chemistry-General
Chemistry-
Which is not basic flux
Which is not basic flux
Chemistry-General
Chemistry-
Heating of pyrites in air for oxidation of sulphur is called
Heating of pyrites in air for oxidation of sulphur is called
Chemistry-General
Chemistry-
Roasting is generally done in case of the following
Roasting is generally done in case of the following
Chemistry-General
Chemistry-
Main function of roasting is
Main function of roasting is
Chemistry-General
