p-Block Elements-I 2 Question 14
14. Which of the following halides is least stable and has doubtful existence?
(1996, 1M)
(a) $\mathrm{CCl}_{4}$
(b) $\mathrm{GeI}_{4}$
(c) $\mathrm{SnI}_{4}$
(d) $\mathrm{PbI}_{4}$
Objective Question II
(One or more than one correct option)
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Solution:
- $\mathrm{PbI}_{4}$ is least stable, has doubtful existence. It is due to inert pair effect, the stable oxidation state of lead is +2 .
