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Which of the following statement is correct?
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a
Roasting is unnecessarily done for Fe extraction because there is no sulphide ore
b
In the smelting step of Cu extraction, reduction of the ore takes place
c
Ores may not be mineral
d
Sphalerite is the ore of zinc
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Correct option is D
Sphalerite is an important ore of zinc; around 95% of all primary zinc is extracted from sphalerite ore.Talk to our academic expert!
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