In the equation 4M + 8CN – + 2H2O + O2 to 4(M(CN2))- + 4OH- The metal M is (a) Copper (b) Iron (c) Gold (d) Zinc In the equation 4M + 8CN - + 2H2O + O2 to 4(M(CN2))- + 4OH- The metal M is (a) Copper (b) Iron (c) Gold (d) Zinc December 1, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related