This chapter is currently out of syllabus
1
AIEEE 2004
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Which one of the following ores is best concentrated by froth – floatation method?
A
Magnetite
B
Malachite
C
Galena
D
Cassiterite
2
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The metal extracted by leaching with a cyanide is
A
Mg
B
Ag
C
Cu
D
Na
3
AIEEE 2002
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Aluminium is extracted by the electrolysis of
A
bauxite
B
alumina
C
alumina mixed with molten cryolite
D
molten cryolite
JEE Main Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12