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Identify the correct set of suphide ores...

Identify the correct set of suphide ores from the following

A

Fool's gold, calamine, kaolinite

B

Sphalerite, fool's gold, chalcopyrites

C

Copper glance, siderite, malachite

D

Bauxite, magnetite, zincite

Text Solution

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The correct Answer is:
B
Only following ores are sulphide ores.
Sphalerite = zinc sulfide
Fool's gold = iron disulfide
Chalcopyrites = copper iron sulphide
Rest are not sulphide ores
Calamine = zinc carbonate and silicate
Malachite = copper carbonate hydroxide
Siderite = iron carbonate
Zincite = zinc oxide
Kaolinite = basic aluminium silicate
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