Which of the following process is for purification of metals?

Froath floatation

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Leaching

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Liquation

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Poling

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Solution

The correct option is D Poling
Liquation is for purification of metals.
In this method a low melting metal like tin can be made to flow on a sloping surface. In this way it is separated from higher melting impurities.
Poling method is used to refine Cu from copper matte.

Froth floatation and leaching are the process of concentration of ore.

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Similar questions

The process of purification of metals is represented by the following scheme

$T i + 2 l_{2} 250^{\circ} C \to T i l_{4}^{\circ} \begin{matrix} T i p u r e \end{matrix} + I_{2}$

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