CAN SOMEONE HELP URGENTLY !!?
Discuss the chemical process involved in the extraction of gold ?

Question

CAN SOMEONE HELP URGENTLY !!?
Discuss the chemical process involved in the extraction of gold ?

anonymous · Answer

amalgamation and cyanidation ?

rane · Answer

@ganeshie8 @mathslover @shubhamsrg can u guys pls help i need it urgently

mathslover · Answer

Refer this link : http://science.howstuffworks.com/gold4.htm

shubhamsrg · Answer

chemistry is like klingon for me :)

mathslover · Answer

Or this : http://books.google.co.in/books?id=OuoV-o_Xf-EC&pg=PA19&lpg=PA19&dq=Discuss+the+chemical+process+involved+in+the+extraction+of+gold+?&source=bl&ots=Ar7uYowopc&sig=hr72J-lxiNn_30F7WVgZukm_aPQ&hl=en&sa=X&ei=FxxZUounDoWIrQeX0oCYCA&ved=0CFAQ6AEwAg#v=onepage&q=Discuss%20the%20chemical%20process%20involved%20in%20the%20extraction%20of%20gold%20%3F&f=false

rane · Answer

lol @shubhamsrg and thank you @mathslover

mathslover · Answer

You're welcome :)

atlas · Answer

Zn + 2 AgCN = 2 Ag + Zn(CN)2

Gold is mostly found in ores as gold cyanide. Zinc being more reactive than gold is used to displace gold from the gold cyanide. Its a reduction reaction