1.

Copper is the most noble of the first row transition. Ores of copper include chalcanthite (CuSO_(4).5H_(2)O), atacamite (Cu_(2)Cl(OH)_(3)). However, 80% of the world copper production comes from the ore chalcopurite (CuFeS_(2)) The extraction of copper from chalcopyrite involves partial roasting of iron and sefl-reduction. Iron is removed from chalcopyrite as

Answer»

FeO
FeS
`Fe_(2)O_(3)`
`FeSiO_(3)`

SOLUTION :IRON is REMOVED in the FORM of slag of `FeSO_(3)`
`FeO+SiO_(2) to FeSiO_(3)`


Discussion

No Comment Found

Related InterviewSolutions