Question

When copper ore is mixed with silica in a
reverberatory furnace, copper matte produced
is?
(1) Sulphides of copper (II) and iron (II)
(2) Sulphides of copper (II) and iron (III)
(3) Sulphides of copper (I) and iron (II)
(4) Sulphides of copper (I) and iron (III)​

Answer 1

Explanation:

sulphides of copper(|)and iron(|||)

Answer 2

Answer:

Sulphides of copper (l) and iron (lll)

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