Question

An ore which does not contain oxygen is
A Bauxite
B Haematite
C
Chalcopyrite
D Calamine​

Answer 1

Answer:

d option is the correct answer.

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Answer 2

Answer:

Calocopyrite does not contain oxygen.

Calocopyrite is most important and major source of copper.It is widely spread Copper-iron sulfide CuFeS2.