The energy level diagram of an element is given below. Identify by doing necessary calculations, which transitions corresponds to the emission of a spectral line of wavelength 102.7nm

The energy levels of an atom are as shown in Fig.1.23 Which transition corresponds to emission of radiation of maximum wavelength? .

The energy levels of an atom of element X are shown in the diagram. Which one of the level transitions will result in the emission of photons of wavelength 620 nm ? Support your answer with mathematical calculations.

The energy levels of an atom are as shown in Fig.1.23 Which one of these transitions will results in the emission of a photon of wavelength 275 nm? .

The wavelength of light from the spectral emission line of sodium is 589 nm. Find the kinetic energy at which a neutron, would have the same de-Broglie wavelength.

If light of wavelength 412.5 nm is incident on each of the metals given below, which one will show photoelectric emission and why?

The wavelength of light the spectral emission line of sodium is 589 nm. Find the kinetic energy at which (a) an electron and (b) a neutron,would have the same de Broglie wavelength.

In the figure given below , the black line(upper) indicates action spectrum for photosynthesis and the lighter line (lower) indicates the absorption spectrum of chlorophyll 'a' , answer the followings: Wavelength of light nanometera(nm) If chlorophll 'a' is reponsible for light reaction of photosynthesis, why do the action spectrum and absorption spectrum not overlap?

Which electronic transition in a hydrogen atom, starting from the orbit n=7, will produce infrared light of wavelength 2170 nm? (Given: R_(H)=1.09677xx10^(7)M^(-1))