Class 12 Chemistry General Principles and Processes of Isolation of Elements Roasting and Calcination

Easy

In metallurgy,calcination is used for .........

A
removing water and sulphides
B
removing water and $CO_2$
C
removing $H_2S$ and $CO_2$
D
removing water and $H_2S$

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Class 12 Questions

Class 12

Chemistry Questions

Chapter

General Principles and Processes of Isolation of Elements

Subtopic

Roasting and Calcination

Similar Questions

Which of the following is an example of roasting?

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The process of converting hydrated alumina into anhydrous alumina is known as .......

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In what form should the concentrated ore be converted? Why?

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Which of the following changes is not observed when an ore is heated for calcination?

Easy

The processes of calcination and roasting in metallurgical industries,respectively,can lead to :-

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