What are the frequencies and wavelength of a photon emitted during a transition from the n = 5 state to n = 2 estate in the hydrogen atom?

Calculate the frequency and wavelength of photon with energy 5 ( 10*-8)J.

What is the wavelength in nm of the spectral line associated with a transition from n=3 to n= 2 for the Li^(2+) ion?

The energy of a I,II and III energy levels of a certain atom are E,(4E)/(3) and 2E respectively. A photon of wavelength lambda is emitted during a transition from III to I. what will be the wavelength of emission for II to I?

What is the angular momentum of an electron in ground state in hydrogen atom?

Determine the speed of the electron in the n=3 orbit of hydrogen atom.

What is the wavelength of light emitted when the electron in hydrogen atom undergoes transition from an energy level with n = 6 to an energy level with n = 3 ?

Estimate the ratio of the wavelength associated with the electron orbiting around the nucleus in the ground and first excited state of hydrogen atom.

What is the ratio of radii of the orbits corresponding to first excited state and ground state in a hydrogen atom?

What is the wavelength of light emitted when the electron in a hydrogen atom undergoes trnsition from an energy level with n = 4 to an energy level with n = 2 ?

Calculate the wavelength for the higest transition in the Balmer series of atomic hydrogen.