Ores in the form of sulphide and carbonate are converted into:

water

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oxides

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aldehyde

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alcohol

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Solution

The correct option is B oxides
It is easy to obtain metals from their oxides. So, ores found in the form of sulphide and carbonates are first converted to their oxides by the process of roasting and calcination.

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Similar questions

Question 12 (d)

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

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

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