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

Medium

The chemical reaction that involves the roasting process is:

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A
$Fe_2O_3 + 3CO \longrightarrow 2Fe + 3CO_2$
B
$2Al + Fe_2O_3 \longrightarrow 2Fe + Al_2O_3$
C
$2ZnS + 3O_2 \longrightarrow 2ZnO + 2SO_2$
D
$FeO + SiO_2 \longrightarrow FeSiO_3$

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Class 12 Questions

Class 12

Chemistry Questions

Chapter

General Principles and Processes of Isolation of Elements

Subtopic

Roasting and Calcination

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Similar Questions

Among the following,the calcination process is

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Choose the correct code regarding the Roasting process.
$I$. It is the process of heating ore in air to obtain the oxide.
$II$. It is an exothermic process.
$III$. It is used for hydrated oxide and oxysalt ore.
$IV$. It is used after the concentration of ore.

Medium

What are the methods to convert concentrated ore into oxide? Explain them in detail.

Medium

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

Medium

In order to bring initial chemical change in the ore,the process of heating of ore below its melting point is known as

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