What is the difference in energy between a photon of violet light with a frequency of $6\mathrm{.}80{10}^{14}Hz$ and a photon of red light with a frequency of $4\mathrm{.}30{10}^{14}Hz?$

Calculate the energy of a photon of ultraviolet light that has a wavelength of $4\mathrm{.}90{10}^{-10}m.$

Part II: Write the electron configuration for each of the following elements. Use the noble gas short$-$cut on