Which gas is obtained when urea is heated with HNO2 (a) N2 (b) H2 (c) O2 (d) NH3 Which gas is obtained when urea is heated with HNO2 (a) N2 (b) H2 (c) O2 (d) NH3 November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related