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Zone Refining

Zone refining...

Question

Zone refining is based on the principle that the impurities are more soluble in the melt than in the solid metal.

A

True

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B

False

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Solution

The correct option is A True

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Similar questions

Zone refining is based on the principle of that the impurities tend to be in the melt than in the solid metal.

Q. (I) When copper ore is mixed with silica, in a reverberatory furnace copper matte is produced. The copper matte contains sulphides of copper (II) and iron (II).
(II) Zone refining is based on the principle that impurities are more soluble in molten metal than in solid metal.
(III) In the metallurgy of aluminium, graphite anode is oxidised to carbon monoxide and carbon dioxide.
Correct statements amongs the following are:

Q. Assertion :Metals of high impurity are obtained by zone-refining. Reason: Impurities in the ore are more soluble in the metal than in the pure metal.

Choose the correct option.

Q. The solubility of impurities in a metal in molten and solid states is different. This is principle involved in the refining of a metal by which of the following methods?

Q. The zone refining process of metals is based on the principle of :

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