In the vapour phase refining methods, Mond's process and the Van Arkel method rely on specific volatile intermediates. Which of the following accurately describes the thermal decomposition steps for t

Question

In the vapour phase refining methods, Mond's process and the Van Arkel method rely on specific volatile intermediates. Which of the following accurately describes the thermal decomposition steps for these processes?

Prashant Kotian · Accepted Answer

Correct answer: B. In Mond's process, forms volatile at and decomposes at . In the Van Arkel method, or forms volatile iodides (, ) which are decomposed on a tungsten filament at highly elevated temperatures () to deposit pure metal.

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