Question

Out of the following, which ores are calcinated during extraction
(a) Copper pyrites
(b) Malachite
(c) Bauxite
A.a, b, c
B b,c
C.Only a
D. ALL

Answer 1

In the calculation only aluminium so are used so we can say we can say bauxite and malachite are used in calculation only..

Hope you will understand ..

Name Harshit