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Question: Answered & Verified by Expert
According to Bohr's theory which one of the following values of angular momentum of hydrogen atom is not permitted?
ChemistryStructure of AtomTS EAMCETTS EAMCET 2011
Options:
  • A $\frac{1.25 h}{\pi}$
  • B $\frac{h}{\pi}$
  • C $\frac{1.5 h}{\pi}$
  • D $\frac{0.5 h}{\pi}$
Solution:
2142 Upvotes Verified Answer
The correct answer is: $\frac{1.25 h}{\pi}$
According to Bohr's model, electrons revolve only in those orbits for which angular momentum is an integral multiple of $\frac{h}{2 \pi}$ i.e., $m v r=\frac{n h}{2 \pi}$

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