Cyanide process is used in the extraction of (a) Au (b) Ag (c) Both (a) and (b) (d) Cu Cyanide process is used in the extraction of (a) Au (b) Ag (c) Both (a) and (b) (d) Cu November 11, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related