Question

Given below are the steps for extraction of copper from its ore. write the reaction involved.
a) Roasting of Copper (I) sulphide
b) Reduction of copper (I) oxide with copper (I) Sulphid

Answer 1

Answer:

1. extraction of cpper in sulphide form usesthe methodof roasting

• Cu2S +O2 gives Cu2O+SO2
• Cu2O+C gives Cu +CO

(b)Cu2O+Cu2S gives Cu+SO2