Question

What is role of iodine in precipitation of zirconium?

Answer 1

hey,

Zirconium Crude metal is heated with iodine in an evacuated vapour to separate from impurities andthis decomposes at 1800K to give a pure Zirconium metal and iodine. Iodine is heated with Zirconium to form a volatile compound which on further heating decompose to give pure zirconium.

Answer 2

Zirconium Crude metal is heated with iodine in an evacuated vapour to separate from impurities andthis decomposes at 1800K to give a pure Zirconium metal and iodine. Iodine is heated with Zirconiumto form a volatile compound which on further heating decompose to give purezirconium.