Chloroauric Acid Formula

Chloroauric acid is an inorganic compound. It is also known as tetrachloroauric acid, auric acid, brown gold chloride and gold trichloride. The property value of hydrogen bond donor and hydrogen bond acceptor are 1 and 1 respectively.

Following is the table of formulas of chloroauric acid:

Molecular formula HAuCl4
Linear formula AuCl4H
The Simplified molecular-input line-entry system (SMILES) [H+].Cl[Au-](Cl)(Cl)Cl

Structure Of Chloroauric Acid

Chloroauric Acid Structural Formula

Properties Of Chloroauric Acid

IUPAC name hydrontetrachlorogold(1-)
Molecular formula HAuCl4
Molecular mass 339.785 g/mol (anhydrous)

393.833 g/mol (trihydrate)

411.85 g/mol (tetrahydrate)

Density 3.9 g/cm3

2.89 g/cm3

Melting point 254℃
Appearance Yellow-orange needle-like crystals

Applications Of Chloroauric Acid

  • Chloroauric acid is used for the purification of gold by the electrolysis process.
  • Gold Ruby’ or the cranberry glass gets its red colour by using chloroauric acid.

Safety Measure

  • Health hazards related to chloroauric acid are tissue destruction because of prolonged contact with the skin and when inhaled can cause irritation to mucous membranes.

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