An electron in H atom makes a transition from n=3 to n=1. The recoil momentum of H atom will be An electron in H atom makes a transition from n=3 to n=1. The recoil momentum of H atom will be June 5, 2021 Category: Cengage JEE Mains Physics by B.M Sharma , Chapter 29 - Atomic Structure , Facebook Messenger WhatsApp Share this:TwitterFacebook Related