Skip to content
bicarbonate ion

File:Bicarbonate_resonance.svg · Wikimedia Commons · See Wikimedia Commons

EntityQ409202· pop 52· linked from 675 articles

bicarbonate ion

Sign in to save

Also known as HCO3, hydrogen carbonate, HCO3(-), [CO2(OH)](-), hydrogen carbonate (HCO3-), hydrocarbonate(1-), hydrogen carbonate ion (HCO3-), bicarbonate ion (HCO31-)

In inorganic chemistry, bicarbonate (American English: ) (IUPAC-recommended nomenclature: hydrogencarbonate) is an intermediate form in the deprotonation of carbonic acid. It is a polyatomic anion with the chemical formula HCO3–.

In the Vinony graph

Vinony's link graph records 675 inbound references to bicarbonate ion, and connects out to ion, sodium bicarbonate and blood glucose.

It is catalogued under topics including Amphoteric compounds, Bicarbonates and Carbon oxyanions.

Vinony links it to 51 Wikipedia language editions.

Chemical data

Formula
CHO3-
Molecular weight
61.017 g/mol
IUPAC name
hydron carbonate
SMILES
[H+].C(=O)([O-])[O-]
InChIKey
BVKZGUZCCUSVTD-UHFFFAOYSA-M
Polar surface area
63.2 Ų
H-bond donors
1
H-bond acceptors
3
Formal charge
-1

via PubChem

Wikidata facts

Mass
60.993
Show 3 more facts
canonical SMILES
C(=O)(O)[O-]
chemical formula
CHO₃⁻
Commons category
Bicarbonate ion
Sources (5)

via Wikidata · CC0

~6 min read

Encyclopedic overview

9 sections
Contents
  • Chemical properties
  • Physiological role
  • Bicarbonate in the environment
  • Other uses
  • Diagnostics
  • Bicarbonate compounds
  • See also
  • References
  • External links

In inorganic chemistry, bicarbonate (American English: ) (IUPAC-recommended nomenclature: hydrogencarbonate) is an intermediate form in the deprotonation of carbonic acid. It is a polyatomic anion with the chemical formula HCO3–.

Bicarbonate serves a crucial biochemical role in the physiological pH buffering system.

Excerpted from Wikipedia’s “bicarbonate ion” article, available under the CC BY-SA 4.0 licence.

Gallery (66)

Connections

Categories