MetallurgyMediumBloom L3

Question

The method of zone refining of metals is based on the principle of:

Options

A.Greater mobility of the pure metal than that of impurity.
B.Higher melting point of the impurity than that of the pure metal.
C.Greater noble character of the solid metal than that of the impurity
D.Greater solubility of the impurity in the molten state than in the solid

Solution

Sol. Impurely are more soluble in molten state rather in solid.

Create a free account to view solution

View Solution Free
Topic: Metallurgy·Practice all Metallurgy questions

More Metallurgy Questions

Which of the following employ(s) thermal decomposition of volatile iodide compounds?...Froth flotation is a process of :...Magnesium is extracted from ore carnallite by :...Which of the following is(are) regarded as iron ores?...Calcium silicate (slag) formed in the slag formation zone in extraction of iron from haematite ore :...