Question

what is the role of iodine in van arkel method?

Answer 1

Van Arkel method is a method to obtain ultrapure metal from crude metal. The method involves converting the metal into a volatile salt. The pure metal is recovered by heating the salt. The method is used to purify Ti using iodine

Answer 2

The Iodine in the process of Van Arkel Method helps in producing the ultrapure metals.

Explanation:

• Van Arkel Method is the process of obtaining the pure metals from the impure metallic compounds with the help of volatile compounds.

• The metal which is crude, one was will be heated up with some compounds to remove the impurities to obtained only the pure metal from the crude.

• Usually, the substance used to form a pure metal from crude is Iodine compounds which when heated the crude with iodine forms then it will be separated and the pure metals are obtained.

• The metals like Titanium, Zirconium and many others are purely obtained from this method.

Learn more about van arkel method

Describe Van Arkel method?

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Van Arkel method of purification of metals involves converting the metal to a [BHU 1990]

A) Volatile stable compound B) Volatile unstable compound C) Nonvolatile stable compound D) None of the above

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