Purification And Characterisation Of Organic Compounds Question 88

Question: Which method of purification is represented by the equation- $ \underset{Impure}{\mathop{Ti+2I_2}}\xrightarrow{500K}TiI_4\xrightarrow{1675K}\underset{Pure}{\mathop{Ti+2I_2}} $

[AIIMS 1983]

Options:

A) Cupellation

B) Poling

C) Van Arkel

D) Zone refining

Show Answer

Answer:

Correct Answer: C

Solution:

Van Arkel method Ti and Zn are refined by this method.

It is used for obtaining ultra pure metals.