This chapter is currently out of syllabus
1
AIPMT 2003
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The method of zone refining of metals is based on the principle of
A
greater mobility of the pure metal than that of the 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
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