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  • Which of the following statement is incorrect about the extractive metallurgy of copper?Option: 1 Matte chiefly consists of cuprous sulphide and some

Which of the following statement is incorrect about the extractive metallurgy of copper?

Option: 1

Matte chiefly consists of cuprous sulphide and some ferrous sulphide


Option: 2

Most of the impurity of iron sulphide is removed as fusible slag during roasting.


Option: 3

The copper pyrites is concentrated by froth floatation process


Option: 4

The copper obtained from Bessemer converter is called as blister copper


Answers (1)

best_answer

 

Slag -

The fusible material formed by the reaction of flux and gangue.

- wherein

FeO + SiO2 \rightarrow FeSiO3

 

 

Most of impurityof iron sulphide is removed during smelting, 2FeS + 3O2 → 2FeO + 2SO2

 FeO + SiO2 → FeSiO3 (slag)

Posted by

Deependra Verma

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