The third line of Balmer series of an ion equivalent to hydrogen atom – McqOptions

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1.	The third line of Balmer series of an ion equivalent to hydrogen atom has wavelength of 108.5 nm. The ground state energy of an electron of this ion will be [RPET 1997]
A.	3.4 eV
B.	13.6 eV
C.	54.4 eV
D.	122.4 eV
Answer» D. 122.4 eV

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