What is the colour corresponding to the wavelength of light emitted when the electron in a hydrogen atom undergoes transition from n = 4 to n = 2?

What is the wavelength of light emitted when the electron in a hydrogen atom undergoes transmission from n=4 to n=2? ( R_(H) = 109677 cm^(-1) )

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

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

What is the wavelength of the radiation emitted when the electron in a hydrogen atom jumps from n = to n = 2 ?

What is the energy difference and the frequancy and the wavelength of light emitted when the electron in a hydrogen atom undergoes transition from the energy level n = 4 to the energy n = 3 given that the value of Rydberg constant is 1.0974 xx 10^(7)m^(-1) ?

What is the wavelength of light emitted when the electron in a hydrogen atom undergoes transition from an energy level with n = 5 to an energy level with n = 3 ?

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

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 ?