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Question: Answered & Verified by Expert
Ionisation potential of hydrogen atom is 13.6 eV . Hydrogen atom on the ground state rarely excited by monochromatic radiation of photon 12.1 eV . The special line emitted by a hydrogen atom according to Bohr's theory will be
PhysicsAtomic PhysicsJIPMERJIPMER 2013
Options:
  • A one
  • B two
  • C three
  • D four
Solution:
2007 Upvotes Verified Answer
The correct answer is: three
From the relation
$E_3-E_1=(-1.5)-(-13.6)=12.1$
As the energy is equal to the energy taken by $n=1, n=2, n=3$. Hence there will be three spectral line.

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