Au₂O₃ + 3 H₂O → 2 Au(OH)₃

Reactants:

• Au₂O₃ – Gold(III) oxide
  • Other names: Gold trioxide , Gold sesquioxide , Digold trioxide
  • Appearance: Red-brown solid
• H₂O – Water, oxidane
  • Other names: Water (H2O) , Hydrogen hydroxide (HH or HOH) , Hydrogen oxide ... show moreDihydrogen monoxide (DHMO) (systematic name) , Hydrogen monoxide , Dihydrogen oxide , Hydric acid , Hydrohydroxic acid , Hydroxic acid , Hydrol , Μ-oxido dihydrogen , Κ1-hydroxyl hydrogen(0) show less
  • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas

Products:

• Au(OH)₃ – Gold(3+) trihydroxide
  • Other names: Gold(III) hydroxide , Λ3-Auranetriol , Gold trihydroxide
  • Appearance: Vivid, dark yellow crystals