What is the energy emitted when an electron jumps froms second orbit to first orbit in a hydrogen atom ?

Find the wavelength (in angstrom) of the photon emitted when an electron jumps from the second Bohr orbit to the first bohr orbit of hydrogen atom. Ionisation potential of hydrogen atom in its ground energy state =2.17xx10^(-11) erg *"atom"^(-1)

Calculate the frequency nad wave length of the energy emitted when the electron jumps from 4th orbit to 1st orbit of a H-atom.

Wavelength of a light emitted from second orbit to first orbit in a hydrogen atom is

The wavelength of the radiation emitted with an electron jumps from the fourth orbit to the second orbit in an hydrogen atom is 20.36 cm. what is the wavelength of radiation emitted for the same transition in He^+ ?

The wavelength of light emitted from second orbit to first orbits in a hydrogen atom is

The wavelength of light emitted from second orbit to first orbits in a hydrogen atom is

The wave number of energy emitted when electron jumps from fourth orbit to second orbit in hydrogen in 20,497cm^(-1) . The wave number of energy for the same trasition in He^(+) is

The wavelength of the energy emitted when electron come from fourth orbit to second orbit in hydrogen is 20.397 cm . The wavelength of energy for the same transition in He^(+) is