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

Which among the following ore is concentrated by froth floatation process?

A
Bauxite
B
Dolomite
C
Galena
D
Diaspore
2
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
3
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
$\mathrm{Na}_2 \mathrm{CO}_3(\mathrm{aq})$
4
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
MHT CET Subjects
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