Molecule
Name
Carbonate ion
IUPAC name
Carbonate
Secondary names
Carbonate anion(2-), Carbonate(2-) ion, Carbonic acid, ion(2-), Trioxidocarbonate, CO3--, CO3(2-)
InChI
InChI=1S/CH2O3/c2-1(3)4/h(H2,2,3,4)/p-2
InChI key
BVKZGUZCCUSVTD-UHFFFAOYSA-L
CAS number
3812-32-6
Formula
$CO_3^{2-}$
Chemical formula
(CO3)2-
Structural formula
[C(=O)([O-])[O-]]
Charge
-2
Unpaired electrons
0
  Atom Name Number
$C$ Carbon 1
$O$ Oxygen 1
$O^-$ Oxide anion 2
Relations
  • no
Isotope mixture type
terrestrial abundance
Spin type
equilibrated
Molar mass
60.008 $g/mol$
Protic
aprotic
Polarity
ionic
Molecule symmetry
D3h
Case
spherical-top
Chemical bonds
  Bond Number
$\eqslantgtr C-O^-$ 2
$>C=O$ 1