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Oxalic acid

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Oxalic acid

Molecular formula: C2H2O4 CAS# 144-62-7
Categories: Carboxylic acid
PubChem CID: 971 | ChemSpider ID: 946 | CHEBI:16995 | CHEMBL146755 | LipidMAPS: LMFA01170031 | MolPort-001-779-798
Names
English:
Aktisal
Aquisal
Oxalic acid [Wiki]
Oxiric acid
ethanedioic acid(IUPAC)
Русский:
Щавелевая кислота [Wiki]
этандиовая кислота(IUPAC)
German:
Ethandisäure(IUPAC)
Kleesäure
Oxalsäure [Wiki]
Ελληνικά:
Αιθανοδιικό οξύ(IUPAC) [Wiki]
Οξαλικό οξύ
Español:
Ácido oxálico [Wiki]
ácido etanodioico(IUPAC)
French:
Acide oxalique [Wiki]
Acide éthanedioïque(IUPAC)
हिन्दी:
ऑक्सैलिक अम्ल [Wiki]
Latina:
Acidum oxalicum [Wiki]
Italiano:
Acido etandioico(IUPAC)
Acido ossalico [Wiki]
日本語:
エタン二酸(IUPAC)
シュウ酸 [Wiki]
中文:
乙二酸
草酸 [Wiki]
العربية:
حمض اكساليك [Wiki]
Português:
Ácido etanodióico(IUPAC)
Ácido oxálico [Wiki]

Variants of the formula:

$slope(60)HO/`\O\-\O`\/OH
HOOCCOOH
H2C2O4
HO/`|O|\|O`|/OH
(COOH)2
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Oxalic acid is involved

  • H2C2O4 "H2SO4,t^o"--> CO"|^" + CO2"|^" + H2O
  • H2C2O4 + {X}2 -> 2H{X}"|^" + 2CO2"|^" , where X = Cl I
  • 2KClO3 + H2C2O4 -> K2CO3 + 2ClO2"|^" + CO2"|^" + H2O
  • H2C2O4 <=> HC2O4^- + H^+
  • {M}2CO3 + H2C2O4 -> {M}2C2O4 + CO2"|^" + H2O , where M = Na K