Formation of metallic copper from sulphide ore in te normal thermometallurgical process essentially involves which of the following reactions

Options

A. `Cu_(2)S+(3)/(2)O_(2) to Cu_(2)O+SO_(2), " " Cu_(2)O+C to 2Cu+CO`
B. `Cu_(2)S+(3)/(2)O_(2)to Cu_(2)O+SO_(2), " " 2Cu_(2)O+Cu_(2)S to 6Cu+SO_(2)`
C. `Cu_(2)S+2O_(2) to CuSO_(4), " " CuSO_(4)+Cu_(2)S to 3Cu+2SO_(2)`
D. `Cu_(2)S+(3)/(2)O_(2)to Cu_(2)O+SO_(2), " " Cu_(2)O+CO to 2Cu+CO_(2)`

Answer

B