+1 vote
in Class 12 by kratos

Describe the principle controlling each of the following processes:

(i) Vapour phase refining of titanium metal.

(ii) Froth floatation method of concentration of a sulphide ore.

1 Answer

+2 votes
by kratos
 
Best answer

(i) In this method, the metal is converted into its volatile compound and collected elsewhere. It is then decomposed to give pure metal.

(ii) This method of concentration of ore is based upon the principle that the surface of sulphide ores is preferentially wetted by oils while that a gangue is preferentially wetted by water.

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