Select the correct statement for froth floatation method.

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Collectors enhance non-wettability of mineral particles by water

Cresols, aniline are used as froth stabilisers

The minerals particles become wet by oils while gangue particles by water

Froth floatation method can also be used for non-sulphide ore by using suitable activator

answer is A, B, C, D.

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Detailed Solution

The non-wettability of mineral particles in water is improved by collectors in the froth flotation process. Cresols and aniline are employed as froth stabilizers. Oils cause mineral particles to become wet, whereas water affects gangue particles. By applying the proper activator, the froth flotation process may also be used for non-sulfide ore.

Therefore, all the options are correct.

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