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Chemistry

Concentration Of Ores

2 previous year questions.

Volume: 2 Ques
Yield: Medium

High-Yield Trend

1
2015
1
2014

Chapter Questions
2 MCQs

01
PYQ 2014
easy
chemistry ID: comedk-u
Sodium cyanide is added as a depressant in the froth floatation process when the ore contains a mixture of and . This is because
1
gets precipitated without any effect on
2
forms soluble complex while forms froth
3
forms soluble complex while forms froth
4
gets precipitated without any effect on .
02
PYQ 2015
medium
chemistry ID: comedk-u
The magnetite ore is
1
ferrous oxide
2
ferric oxide
3
ferric hydroxide
4
ferrous-ferric oxide.

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