CHM 501

18. Write the Lewis dot structures for the following species, including all low energy resonance structures: SO2, TeCl4, BrCl3, HClO2. Give the formal charge and the oxidation number of each atom.

Answer

Compound

Lewis structures

Formal Charges

Oxidation numbers

SO2

S: 0, O: 0

S: +4, O: –2

TeCl4

Te: 0, Cl: 0

Te: +4 Cl: –1

BrCl3

Br: 0, Cl: 0

Br: +3, Cl: –1

HClO2

Cl: 0, =O: 0, -O: 0, H: 0

Cl: +3, =O: –2, -O: –2, H: +1