Chemical function
Name
Carbonate anion
Explicit name
Carbonate(2-) anion
Comments
mineral anionic radical $(CO_3)^{2-}$
Formula
$(CO_3)^{2-}$
Chemical formula
(CO3)2-
Structural formula
[O-][C](=O)[O-]
Charge
-2
Unpaired electrons
0
Isotope mixture type
terrestrial abundance