The recoil speed of hydrogen atom after it emits a photon in going from n = 2 state to n = 1 state is nearly (Take R infinity = 1.1 * 10^7 m^-1 and h = 6.63 * 10^-34 Js) The recoil speed of hydrogen atom after it emits a photon in going from n = 2 state to n = 1 state is nearly (Take R infinity = 1.1 * 10^7 m^-1 and h = 6.63 * 10^-34 Js) October 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related