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Chemistry
Which one of the following ores is best concentrated by froth-flotation method ?
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Q. Which one of the following ores is best concentrated by froth-flotation method ?
JEE Main
JEE Main 2016
General Principles and Processes of Isolation of Elements
A
Galena
67%
B
Cassiterite
16%
C
Magnetite
13%
D
Malachite
4%
Solution:
$PbS$, i.e. Galena is best concentrated by froth floatation method.