PhysicsEasy183×since 2002Q5993A hydrogen atom, initially in the ground state is excited by absorbing a photon of wavelength 980A∘\mathop A\limits^ \circA∘. The radius of the atom in the excited state, in terms of Bohr radius a₀ will be : (hc = 12500 eVA∘\mathop A\limits^ \circA∘)A4a₀B9a₀C25a₀D16a₀Check answerSkip