Electrolytic reduction of alumina to aluminium by Hall-Heroult process is carried out (a) In the presence of NaCl (b) In the presence of fluorine Electrolytic reduction of alumina to aluminium by Hall-Heroult process is carried out (a) In the presence of NaCl (b) In the presence of fluorine November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related