Question

Which process of purification is represented by the following reaction?

$\underset { \text { Impure } } { \mathrm { Ti } } + 2 \mathrm { I } _ { 2 } \xrightarrow { 250 ^ { \circ } \mathrm { C } } \mathrm { TiI } _ { 4 } \xrightarrow { 1400 ^ { \circ } \mathrm { C } } \underset { \text { Pure } } { \mathrm { Ti } } + 2 \mathrm { I } _ { 2 }$

• A. Zone refining
• B. Mond’s process
• C. Cupellation
• D. Van Arkel process

Answer 1

Answer: (D)

Van Arkel process

Answer 2

This is van Arkel process of purifying titanium.