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Standard XII
Chemistry
Extraction of Aluminium
The ore that ...
Question
The ore that is concentrated by froth floatation process is ___________.
A
cinnabar
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B
bauxite
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C
malachite
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D
zineite
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Solution
The correct option is
C
cinnabar
Ores
which are
concentrated
by
froth floatation process include
Galena (
P
b
S
), zinc blende (
Z
n
S
) and
cinnabar
(
H
g
S
).
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