NEET 2024Medium
Q.Which of the following principles is the basis of 'Zone Refining' used for ultra-pure semiconductors?
a
Impurities are more soluble in the melt than in the solid state of the metal
b
Pure metal has a lower melting point than its impurities
c
Impurities are more volatile than the metal
d
The metal forms a volatile complex that decomposes on heating
Correct Answer: Option A
The correct solution involves applying the fundamental concept to derive the final value step by step...