The frequency of emission line for any transition in positronium atom (consisting of a positron and an electron) is x times the frequency of the corresponding line in the case of H atom , where x is The frequency of emission line for any transition in positronium atom (consisting of a positron and an electron) is x times the frequency of the corresponding line in the case of H atom where x is June 5, 2021 Category: Cengage JEE Mains Physics by B.M Sharma , Chapter 29 - Atomic Structure , Facebook Messenger WhatsApp Share this:TwitterFacebook Related