McqMate
Q. |
Ultra purification of a metal is done by |
A. | slugging |
B. | zone melting |
C. | smelting |
D. | leaching |
Answer» B. zone melting | |
Explanation: When metals are required in a ultra pure state, the zone refining method is used. The principleemployed states that the impurities, which lower the melting point of a metal remain preferentially dissolved in the liquid phase and purer metal will emerge in the solid phase. |
View all MCQs in
ChemistryNo comments yet