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

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Which of the following ore is concentrated using group 1 cyanide salt?
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Correct option: D
Sphalerite
Option D is correct because Sphalerite (ZnS) ore is concentrated using group 1 cyanide salts like NaCN as a depressant in the froth flotation method.

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