Molecule
Name
Formate ion
IUPAC name
methanoate
Secondary names
formate anion, Formic acid, ion(1-), HCO2 anion, HCOO-, HCO2-
InChI
InChI=1S/CH2O2/c2-1-3/h1H,(H,2,3)/p-1
InChI key
BDAGIHXWWSANSR-UHFFFAOYSA-M
CAS number
71-47-6
Formula
HCOO
Chemical formula
HCOO-
Structural formula
[CH](=O)[O-]
Charge
-1
Unpaired electrons
0
  Atom Name Number
C Carbon 1
H Hydrogen 1
O Oxygen 1
O Oxide anion 1
Isotope mixture type
terrestrial abundance
Molar mass
45.017 g/mol
Protic
aprotic
Polarity
ionic
Molecule symmetry
unknown
Case
nonlinear-polyatomic
Chemical functions
  Function Number
RC(=O)O 1
Chemical bonds
  Bond Number
1
>C=O 1
\eqslantgtr C-O^- 1