Calculate the wavelength

CHEMISTRY · Subjective · IB Diploma Programme · Chemistry · Electron configurations · Electron configurations

Problem

Calculate the wavelength, in nanometres, of the photon emitted when an electron in a hydrogen atom transitions from the

n = 3

level to the

n = 2

level. Take

R_H = 1.097 \times 10^{7}\,\text{m}^{-1}