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Roasting

Why is sulphi...

Question

Why is sulphide ore roasted befre reduction.

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Solution

Roasting is a process in which a metallic sulphide ore is heated in regular supply of air to convert the metallic sulphide into metallic oxide since reduction of metallic oxides can be done easily.

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Q. Which of the following statements, about the advantage of roasting of sulphide ore before reduction is not true?

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Q. A sulphide ore like

Z n S

is first roasted to its oxide prior to its reduction by carbon because:

Q. Which of the following statements, about the advantage of roasting of sulphide one before reduction is not true?

Q. Which of the following factors in of no significance for roasting sulphide ores to oxides & not subjecting the sulphide ores to carbon reduction directly?

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