(a(i))[1]
State an effect that gives evidence for the wave nature of a particle.
(a(ii))[1]
State an effect that gives evidence for the particulate nature of electromagnetic radiation.
(b(i))[1]
An emission spectrum is linked to the electron transitions between the energy levels shown in Fig. 7.1. State the number of lines.
(b(ii))[2]
Calculate the shortest wavelength in the emission spectrum.