Question

In the following atoms and molecules for the transition from n = 2 to n = 1, the spectral line of minimum wavelength will be produced by

Options

• hydrogen atom

• deuterium atom

• uni-ionized helium

• di-ionized lithium

Answer 1

In the following atoms and molecules for the transition from n = 2 to n = 1, the spectral line of minimum wavelength will be produced by di-ionized lithium.