List of top Chemistry Questions on refining

Mond's process is used for refining ___. Whereas van Arkel method is used for refining ___.
Which one of the following methods can be used to obtain highly pure metal which is liquid at room temperature ?
Semiconductor materials like Si and Ge are usually purified by
Purification of aluminium by electrolytic refining is called
Semiconductor materials like Si and Ge are usually purified by:
A can be
van-Arkel method of purification of metals involves converting the metal to a: