Polyatomic Ions Dot Formulas

IIIA/13

IVA/14

VA/15

VIA/16

VIIA/17

Boride
B^3-

Carbide
C₂^2-

Nitride
N^3-

Oxide
O^2-

Fluoride
F^1-

Silicide
Si_X^Y-

Phosphide
P^3-

Sulfide
S^2-

Chloride
Cl^1-

Arsenide
As^3-

Selenide
Se^2-

Bromide
Br^1-

Iodide
I^1-