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Ionization potential of hydrogen atom is...

Ionization potential of hydrogen atom is `13.6 V`. Hydrogen atoms in the ground state are excited by monochromatic radiation of photon energy `12.1 eV`. The spectral lines emitted by hydrogen atoms according to Bohr's theory will be

A

one

B

two

C

three

D

four

Text Solution

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The correct Answer is:
C

`12.1 eV` radiation will excite a hydrogen atom in ground state on `n=3` state number of possible transition= `.^(n)C_(2)=^(3)C_(2)=3`.
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