Question

Zone refining is based on the principle that ...

• A. impurities of low boiling metals can be separated by distillation.
• B. impurities are more soluble in molten metal than in solid metal.
• C. different components of a mixture are differently absorbed on an adsorbent.
• D. Vapours of volatile compound can be
  decomposed in pure metal.

Answer 1

Answer: (B)

..