Subject: Inorganic Chemistry · Chapter: Main Group Elements · Topic: Main Group Elements – General · Exam: CSIR-NET 2016 · Marks: 2 · Difficulty: Easy
The metal iodide with metallic lustre and high electrical conductivity is ,
(b)$\mathrm{CdI}_{2}$
(c)$\mathrm{LaI}_{2}$
(d)$\mathrm{BiI}_{3}$
Answer
Answer (as printed): C
Explanation
$\mathrm{LaI_2}$ exists as $\mathrm{La^{3+}}(2\mathrm{I^{-}})(e^{-})$. The electron present is responsible for the metallic cluster and high electrical conductivity.