ammonium
NH4 +
hydroxide
OH -
nitrAte
No3-
nitrIde
N02-
hydrogencarbonate
HC03-
Manganate
Mn04-
carbonate
C032-
sulfAte
S042-
sulfIde
S032-
dichromate
Cr207 2-
phosphate
Po43-
Sulfur
S8
phosphorus
P4
zinc charge
Zn 2+
Silver charge
Ag +
phosphorus charge
P 3-
Nitrogen charge
N 3-