MetallurgyHardBloom L1

Question

Which of the following statement is correct regarding Cu-extraction

Options

A.In the smelting step carbon reduction takes places
B.During partial roasting Cu2S remains almost unaffected
C.In Bessemer converter, only self reduction occur, not slag formation
D.Blister forms in the blister Cu is due to dissolved CO2

Solution

Sol. Affinity of Cu is less for oxygen due to which Cu2S remain unaffected during partial roasting.

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