The main oxides formed on combustion of Li, Na and K in excess of air are, respectively (a) Li2O, Na2O2 and K2O Na and K in excess of air are Na2O2 and K2O respectively (a) Li2O The main oxides formed on combustion of Li November 28, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related