Hydrogen can be prepared by the action of dil. H2SO4 on (a) Copper (b) Iron (c) Lead (d) Mercury Hydrogen can be prepared by the action of dil. H2SO4 on (a) Copper (b) Iron (c) Lead (d) Mercury November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related