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Extraction of Metals

Obtaining Zn ...

Question

Obtaining Zn from zinc oxide is a process of:

A

Reduction

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B

Oxidation

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C

Galvanization

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D

Distillation

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Solution

The correct option is A
Reduction

Zinc oxide is converted to zinc by the process of reduction. In this process, oxygen is removed from the compound in the presence of carbon.

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Zinc is obtained from zinc oxide by the process of:

The smelting of Zinc Oxide (obtained from roasted ZnS) happens __ the boiling point of Zinc metal

Q. Why is zinc not extracted from zinc oxide through reduction using

C O ?

Q. The reaction given below represent the processes of reduction to obtain metals from their respective ores.
Arrange them in the following order.
Sodium, aluminium, zinc, chromium, iron, copper and mercury
(a) Metal oxide

+

\to

+ {S O}_{2}

(b) Metal oxide

+ C O \to

+ {C O}_{2}

(c) Metal oxide

+ C \to

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(d) Metal oxide

\to

+ O_{2}

(e) Metal oxide

Δ - \to

+ O_{2}

(f) Metal oxide

+

\to

Aluminium oxide

+

metal
(g) Metal chloride

\to

+

Q. The reducing agent used in the reduction of zinc oxide to zinc is:

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