Eamcet Chemistry - 2 nd Year : Unit 6.1 ( General Principles of Metallurgy ) - General Principles of Metallurgy Free Online Tests | Mock Tests | Preparation | Practice Tests

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Eamcet Chemistry
2 nd Year : Unit 6.1 ( General Principles of Metallurgy ) - General Principles of Metallurgy

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Froth flotation process used for the concentration of sulphide ore
a) Is based on the difference in wettability of different minerals
b) Uses sodium ethyl xanthate C₂H₅OCS₂, Na as collector
c) Uses NaCN as depressant in the mixture of ZnS and PbS when ZnS forms soluble complex and PbS forms froth

A. (a), (b) only correct

B. (b), (c) only correct

C. (a), (c) only correct

D. (a), (b), (c) are correct

E. None of the above

View Answer

Correct choice: D

Explanation:

None

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Eamcet Chemistry 2 nd Year : Unit 6.1 ( General Principles of Metallurgy ) - General Principles of Metallurgy

Eamcet Chemistry
2 nd Year : Unit 6.1 ( General Principles of Metallurgy ) - General Principles of Metallurgy