Chapter 14, Problem 14.38P

Interpretation Introduction

Interpretation:

The apparent and actual oxidation state oxidation state of $Tl$ in $Tl{I}_3$ has to be given and shape, $VSEPR$ class and bond angles of anion has to be given and reason for why the compound does not exist as $(T{l}^{3+}){(I^{-})}_3$  also be given.

Concept Introduction:

Oxidation number:

The number of electrons lost or gain from an atom in the formation of molecule is known as oxidation number.