How is gold extracted from Auric chloride?

Answer:

1st dilute A c with 2parts water let sit so clorine evaporats

2nd use supersatured solution of sodiummetabisulfite (smb)

3rd add smb to auric chloride a little at a time and let stand as gold oxide presipatates out of solution

now the brown at the bottom is gold oxide

next amalgamate with borax and lots of heat

voala shyknee gold stuff

First answer by ID1279532948. Last edit by ID1279532948. Question popularity: 1 [recommend question].