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Question

Main function of roasting is

Solution

Correct option is

To remove volatile substance

 

Roasting is mainly employed to remove volatile substances  

              

            

           

SIMILAR QUESTIONS

Q1

Sulphide ores are generally concentrated by

Q2

The substance added in water in the froth floatation process is

Q3

Cyanide process is used in the extraction of

Q4

Froth floatation process for the concentration of the ores is an illustration of the practical application of

Q5

Bauxite ore is concentrated by

Q6

Froth floatation method is successful in separating impurities from ores because

Q7

The method of concentrating the ore which makes use of the difference in density between ore and impurities is called

Q8

In the metallurgy of iron, when CaCO3 is added to blast furnace, calcium ion appears as

Q9

Refractory materials are generally used in furnaces because

Q10

Purpose of smelting of an ore is