The energy of an electron in the 3rd orbit of an atom is -E . The energy of an electron in the first orbit will be The energy of an electron in the 3rd orbit of an atom is -E . The energy of an electron in the first orbit will be November 27, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related