Class 12 Chemistry General Principles and Processes of Isolation of Elements Concentration

Easy

What is the product formed when bauxite ore is treated with sodium hydroxide?

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A
Sodium meta-aluminate
B
Aluminium hydroxide
C
Sodium aluminate
D
Sodium hydrogen carbonate

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Class 12 Questions

Class 12

Chemistry Questions

Chapter

General Principles and Processes of Isolation of Elements

Subtopic

Concentration

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Similar Questions

Observe the following statements regarding the purification of bauxite and select the correct answer.
$(I)$ During the $Hall$ process,silicon is removed in the form of vapor.
$(II)$ Bauxite containing $Fe_2O_3$ impurities is purified by the $Bayer$ process.
$(III)$ $AlN$ is formed during the $Serpeck$ process.

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How do we separate two sulphide ores by the Froth Flotation Method? Explain with an example.

Medium

Magnetic separation is used to increase the concentration of which of the following ores?

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Bauxite ore is concentrated by

Easy

In the $Hoopes$ process,what is the bauxite ore treated with?

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