Question

The correct statement for the molecule, ${CsI}_3$ is

(a) it contains ${Cs}^{+}, {I}^{-}$and lattice ${I}_2$ molecule

(b) it is a covalent molecule

(c) it contains ${Cs}^{+}$and ${I}_3^{-}$ions

(d) it contains ${Cs}^{3+}$ and ${I}^{-}$ions.

Answer 1

The correct option of this question will be (C).

Explanation —

Cs cannot show $+3$ oxidation state. ${So}, {CsI}_3$ is formulated as ${Cs}^{+}$and ${I}_3^{-}$ions. It is a typical ionic compound.