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

- Isotope mixture type
- terrestrial abundance
- Molar mass
- 45.017 g/mol
- Protic
- aprotic
- Polarity
- ionic
- Molecule symmetry
- unknown
- Case
- nonlinear-polyatomic