JEE Main Chemistry question

Chemistry General Principles and Processes of Isolation of Elements (Metallurgy)JEE Main

Not in JEE Main or NEET syllabus

van-Arker method of purification of metals involves converting the metal to a

(A)Volatile stable compoundCorrect
(B)Non-volatile stable compound
(C)Volatile unstable compound
(D)None of the above

Answer: (A)

Solution

In the van-Arkel process, the crude metal (e.g. Ti) is first converted into a volatile compound (such as TiI) that is stable enough to be isolated from the non-volatile impurities by distillation; this

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Question ID VK-145253