1
IIT-JEE 2011 Paper 1 Offline
MCQ (More than One Correct Answer)
+2
-0.5
Extraction of metal from the ore cassiterite involves
A
carbon reduction of an oxide ore
B
self-reduction of a sulphide ore
C
removal of copper impurity
D
removal of iron impurity
JEE Advanced Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12