1
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+1
-0

Zirconium is refined by

A
liquation process
B
Mond process
C
electrolytic refining process
D
van Arkel method
2
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

In leaching of alumina from bauxite by Bayer's process, then ore is treated with

A
$\mathrm{NaOH}(a q)$
B
$\mathrm{NaCN}(a q)$
C
$\mathrm{KCN}(a q)$
D
$\mathrm{Na}_2 \mathrm{CO}_3(\mathrm{aq})$
3
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following is not the mineral of iron?

A
Limonite
B
Magnetite
C
Corundum
D
Haematite
4
MHT CET 2019 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Limestone is used as a flux in the extraction of

A
iron
B
aluminium
C
zinc
D
copper
MHT CET Subjects
EXAM MAP