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  • Which of the following ores is NOT suitable for calcination or roasting?Option: 1 Iron sulfide (FeS)Opt

Which of the following ores is NOT suitable for calcination or roasting?

Option: 1

Iron sulfide (FeS)


Option: 2

Zinc carbonate \mathrm{(ZnCO_{3})}


Option: 3

Copper oxide \mathrm{(Cu_{2}O)}


Option: 4

Lead sulfide (PbS)


Answers (1)

best_answer

Copper oxide is already in the oxidized form and does not require further oxidation through calcination or roasting. The other options are suitable for these processes.

Posted by

Rakesh

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