Nitrogen atom has atomic has an atomic number of 7 oxygen has an atomic number 8. The total number of electrons in a nitrate ion will be Nitrogen atom has atomic has an atomic number of 7 oxygen has an atomic number 8. The total number of electrons in a nitrate ion will be November 26, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related