Extraction of Au Flashcards
1
Q
concentration method (Au)
A
Mac-Arthur Forrest Process
2
Q
complex of cyanidation (Au)
A
Na[Au(CN)2]
3
Q
Na[Au(CN)2] + Zn =
A
Au + Na2[Zn(CN)4]
4
Q
reduction by (Au)
A
Zn
ion exchange
5
Q
refining (Au)
A
cupilation
noble metals like Ag, Au