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Hydrogen atom is its ground state is exc...

Hydrogen atom is its ground state is excited by means of monochromatic radiation of wavelength `1023 Å`. How many different lines are possible in the resulting spectrum? Calculate the longest wavelength among them. You may assume the ionization energy of hydrogen atom as 13.6 eV.

A

Total number of lines in emission spectrum would be `6`.

B

Energy difference between `3^(rd)` and `4^(th)` orbit is `0.66 eV`.

C

longest wavelength is emission spectrum would be `1.875 mu m`.

D

smallest wavelength in emission spectrum would be `975 Å`.

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The correct Answer is:
A, B, C, D
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