The Balmer series for the hydrogen atom corresponds to electron transitions that terminate in the state of quantum number n = 2. (a) Find the longest wavelength photon emitted and determine its energy. The first excitation potential of a hypothetical hydrogen-like atom is 15 V. Find the third excitation potential of the atom. September 11, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related