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Extracting Metals in the Middle of Reactivity Series

During extrac...

Question

During extraction, sulphide ores are converted into their oxides by calcination.

A

True

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B

False

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Solution

The correct option is B False

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Q. Give reason for the following:
Carbonate and sulphide ores are usually converted into oxides during the process of extraction of metals.

A sulphide ore is converted into metal oxide by the process of :
(a) Carbonation (b) roasting (c) calcination (d) anodising

Q. Give reason: Carbonate and sulphide ores are usually converted into oxides during the process of extraction.

Q. Give reason why carbonate and sulphide ores are usually converted into oxides during the process of extraction?
[1 Mark]

Question 12 (d)

Give reason why carbonate and sulphide ores are usually converted into oxides during the process of extraction.

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Extracting Metals in the Middle of Reactivity Series

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