Interaction | Reaction | Process     Data Page

This reaction is used to extract gold from its ore.

The gold complex is often absorbed onto activated charcoal, obtained from coconut shells, as a further purification step.

4
Au
  +  
8
NaCN
  +  
O2
  +  
2
H2O
         
4
Na[Au(CN)2]
  +  
4
NaOH
Reactant Page Go To Go To
Gold     Reactions Using    Reactions Forming
Sodium cyanide     Reactions Using    Reactions Forming
Oxygen     Reactions Using    Reactions Forming
Water     Reactions Using    Reactions Forming
Sodium aurocyanide     Reactions Using    Reactions Forming
Sodium hydroxide     Reactions Using    Reactions Forming

Interaction, Reaction, Process defined as:
Complexation or Coupling
Industrial Process: Inorganic
Oxidation: Of Substrate By Reagent
Redox
Type 6 Lewis Acid/Base Complexation Chemistry
Type 23 Lewis Acid/Base Complexation Chemistry

© Mark R. Leach 1999 –

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