1.

Which one of the following ores is best concentrated by froth flotation method:

Answer»

Galena
Malachite
MAGNETITE
Siderite

SOLUTION :frothfloatation methodismainlyapplicableforsulphideores
(1)malachiteore `Cu(OH)_2 . CucO_3`
(2) magneticore : ` Fe_3 O_4`
(3) sideriteore : `FeCO_3`
(4) Galena ore ` : PBS ` (SULPHIDE ore)


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