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Ionization potential of hydrogen atom is...

Ionization potential of hydrogen atom is `13.6eV` . Hydrogen atoms in the ground state are excited by monochromatic radiation of photon energy `12.1eV`. According to bohr's theory , the spectral lines emitted by hydrogen 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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RESONANCE ENGLISH-ATOMIC PHYSICS-Exercise ( Part II : Only one one correct type)
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  2. Ionisation energy of a hydrogen-like ion A is greater than that of ano...

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  3. Which energy state of doubly ionized lithium Li^(++) has the same ener...

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  4. In Bohr's model of hydrogen atom a(0) is the radius of the ground stat...

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  5. If an orbital electron of the hydrogen atom jumps from the ground stat...

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  6. In the Bohr model of the hydrogen atom, the ratio of the kinetic energ...

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  7. The innermost orbit of the hydrogen atom has a diameter of 1.06Å what ...

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  8. Three photons coming from excited atomic-hydrogen sample are picked up...

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  9. The transition from the state n = 4 " to " n = 3 in a hydrogen like at...

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  10. Ionization potential of hydrogen atom is 13.6eV . Hydrogen atoms in th...

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  11. Energy levels A, B, C of a certain atom corresponding to increasing va...

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  12. For the first member of Balmer series of hydrogen spectrum, the wavele...

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