1.

Match the column - I with column -II A certain amount of He+ ions are subjected to excitation and subsequently the emission spectrum for the same is observed. Column - I shows four different series to which the spectral lines different series to which the spectral lines belong and column - II shows five different energies of the photons emitted during the process .

Answer»

a-r b-q c-s,t d-p
a-q b-rc-p,t d-s
a-r b-p c-q d-t,s
a-s b-qc-p d-t

Answer :A


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