Question

Which method of purification is represented by the following equation :

Ti (s) + 2I2(g)$\overset{\quad 523k\quad}{\rightarrow}$TiI4(g) $\overset{\quad 1700k\quad}{\rightarrow}$Ti (s) + 2I2(g)

• A. Zone refining
• B. Cupellation
• C. Polling
• D. Van Arkel

Answer 1

Answer: (D)

Van Arkel

Answer 2

The process is known as Van Arkel method.