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4Au + 8NaCN + O2 + 2H2O → 4NaAu(CN)2 + 4NaOH

http://en.wikipedia.org/wiki/Gold_cyanidation#The_reaction ?

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Related Questions

What is chemical equation of potassium cyanade?

Potassium cyanide = KCN


What is the balanced equation for bromine and lithium chloride?

The balanced equation for the reaction between bromine and lithium chloride is: 2LiCl + Br2 -> 2LiBr + Cl2.


You want to know manufacturing process of gold potassium cyanide electrolytically in detail?

Gold potassium cyanide is typically produced by electrolyzing a gold cyanide solution, where gold is electroplated onto a cathode. This process involves using a soluble anode made of gold and a cathode made of stainless steel or titanium. The electrolysis takes place in a specially designed cell containing the gold cyanide solution and requires strict control of parameters such as temperature, current density, and pH to ensure high-quality product formation. After the electrolysis is complete, the gold potassium cyanide is usually purified and then dried to obtain the final product.


What is the chemical formula potassium cyanide?

KCN Cyanide is just Carbon and Nitrogen


What the name of KCN?

Potassium Cyanide, because K is the symbol for Potassium and CN represents cyanide.


What is the chemical formula for potassium silicate?

If you mean potassium Cyanide, the formula is KCN


What is the chemical equation of carbohydrate?

CH3COCO2H is the chemical formula for Pyruvate. The chemical equation is the term for a reaction, therefore there is no chemical equation for Pyruvate. There is a chemical equation for the synthesis of Pyruvate, such as that done by pyruvate kinase during Glycolysis whereby Phosphoenolpyruvate gets phosphorylated by ATP giving Pyruvate. Or the creation of Pyruvate in a laboratory by the hydrolysi of acetyl cyanide, after forming it by combining acetyl choloride with potassium cyanide: CH3COCI + KCN -> CH3COCN ->CH3COCOOH


What is the cation and anion of Potassium cyanide?

The cation of potassium cyanide is potassium (K+) and the anion is cyanide (CN-).


Is potassium cyanide alkali?

Potassium cyanide is a chemical compound that contains the alkali metal potassium, but it is not considered an alkali itself. Alkalis are typically hydroxides of alkali metals like sodium hydroxide or potassium hydroxide, which are known for their basic properties and ability to neutralize acids.


Reaction of zinc sulphate with potassium ferro cyanide?

The reaction between zinc sulfate and potassium ferrocyanide will produce a white precipitate of zinc ferrocyanide. This reaction is a double displacement reaction in which the zinc ion from zinc sulfate replaces the potassium ion in potassium ferrocyanide. The balanced chemical equation for this reaction is ZnSO4 + K4[Fe(CN)6] -> Zn[Fe(CN)6] + 4K2SO4.


What is the chemical equation for the reaction when potassium cyanide is added to the powder containing pure gold and rock and reacts with gold in the presence of oxygen to form gold cyanid?

2Au + 4KCN + O2 → 2KAu(CN)2


What is the balanced equation for silver nitrate and potassium iodide?

Do you want that for Monopotassium phosphate, dipotassium phosphate, or tripotassium phosphate? --------------------------------- To clarify for the previous answerer, ionic compounds inherently don't use the mono-, di-, or tri- system used for molecular compounds. Instead, when a cation and an anion is supplied, the ionic compound assumes the number of cations and anions that will generate a neutral ionic compound. In this case, since K is 1+ and PO4 is 3-, the compound potassium phosphate always refers to K3PO4. Therefore: 3AgNO3 + K3PO4 -> 3KNO3 + Ag3PO4