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Chloroauric acid

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Chloroauric acid

Molecular formula: HAuCl4 CAS# 16903-35-8
Categories: Coordination compounds , Inorganic acids
PubChem CID: 28133 | ChemSpider ID: 26171 | CB4148823
Names
English:
Aurate(1-), tetrachloro-, hydrogen(CAS)
Aurate(1-), tetrachloro-, hydrogen, (SP-4-1)-
Auric acid
Aurochloric acid
Brown gold chloride
Chlorauric acid
Chloroauric acid [Wiki]
Gold trichloride, acid
Gold trichloride,acid
Hydrogen aurichloride
Hydrogen tetrachloroaurate
Hydrogen tetrachloroaurate(1-)(IUPAC)
Tetrachloroauric acid
hydron;tetrachlorogold(1-)(IUPAC)

Variants of the formula:

H[AuCl4]
HAuCl4
H^+_(x2,N0)Au^-$slope(45)$L(1,2)<`\Cl></Cl><`/Cl><\Cl>
$L(1.2)H|Au<_(a108)Cl><_(a-108)Cl><_(a36)Cl><_(a-36)Cl>
H^+_(x2,N0)Au^3+$L(1.3)$slope(45)<`\hCl`^-><`/hCl`^-><\hCl^-></hCl^->
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Chloroauric acid is involved

  • {M}OH + H{X} -> {M}{X} + H2O , where M = Li Na K Rb Cs; X = F Cl Br I NO3 CN IO3 BrO4 ClO4 N3 [AuCl4] ClO2 ReO4
  • H[AuCl4] + NaOH -> Na[AuCl4] + H2O
  • Au + HNO3 + 4HCl -> HAuCl4 + NO + 2H2O
  • 2Au + 3Cl2 + 2HCl -> 2H[AuCl4]
  • KCl + HAuCl4 -> K[AuCl4] + HCl