Two hydrogen atoms are in excited state with electrons residing in n = 2. The first one is moving toward left and emits a photon of energy E1 toward right. The second one is moving Two hydrogen atoms are in excited state with electrons residing in n = 2. The first one is moving toward left and emits a photon of energy E1 toward right. The second one is moving October 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related