Which of the following sets is/are true?

Indian saltpeter - Nitrate ore

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Fluoruspar - Halide ore

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Pitchblende - Sulphide ore

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Galena - Sulphate ore

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Solution

The correct option is B Fluoruspar - Halide ore
Minerals from which a metal can be extracted economically and conveniently is called ore.

Pitchblende : $U_{3} O_{8}$ - Oxide ore
Galena : $P b S$ - Sulphide ore
Fluoruspar : $F e S_{2}$ - Sulphide ore
Dolomite : $C a C O_{3} . M g C O_{3}$ - Carbonate ore
Anglesite : $P b S O_{4}$ - Sulphate ore
Iron pyrite : $F e S_{2}$ - Sulphide ore

Hence, options (a) and (b) are correct.

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Similar questions

For $2$ sets $A$ and $B$ , which of the following is/are true always?

A

B

N, W

I

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