IIIA/13 IVA/14 VA/15 VIA/16 VIIA/17
Borate
BO33-
 
Carbonate
CO32-
 
Nitrate
NO31-
 
   
Silicate
SiO32-
 
Phosphate
PO43-
 
Sulfate
SO42-
 
 
Chlorate
ClO31-
 
 
Arsenate
AsO43-
 
Selenate
SeO42-
 
Bromate
BrO31-
 
Iodate
IO31-