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JEE CHEMISTRY MCQ: GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

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Heating of pyrite ores in air to remove Sulphur is known as:
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Correct option: D
Roasting
Option D (Roasting) is correct because roasting involves heating sulfide ores in air to convert the sulfide to an oxide and release sulfur dioxide.

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Which of the following is used as a stabilizer during the concentration of sulphide ores? Which statement is correct? Diaspora is: Following method is not used for extraction of Al Carbon reduction method is commercially used for the reduction of The metal which is purified by zone refining is
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