JEE Main 2012 — General Principles and Processes of Isolation of Metals Question with Solution
JEE Main 2012 (Offline)
Question
Which method of purification is represented by the following equation:
Choose an option
Show full solutionCorrect option: D
Correct answer
DVan Arkel
Step-by-step explanation
Van Arkel method
$\begin{aligned}
& \mathrm{Ti}(\mathrm{s})+2 \mathrm{I}_2(\mathrm{g}) \stackrel{523 \mathrm{~K}}{\longrightarrow} \mathrm{TiI}_4(\mathrm{g}) \\
& \mathrm{Til}_4(\mathrm{g}) \stackrel{1700 \mathrm{~K}}{\longrightarrow} \mathrm{Ti}(\mathrm{s})+2 \mathrm{I}_2(\mathrm{g})
\end{aligned}$
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This is a previous-year question from JEE Main 2012, covering the General Principles and Processes of Isolation of Metals chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.