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PhysicsNEET 2020Rutherford and Bohr models

Atoms

For which one of the following is the Bohr model not valid?

  1. A.Hydrogen atom
  2. B.Singly ionised helium atom (He+\mathrm{He^+})
  3. C.Deuteron atom
  4. D.Singly ionised neon atom (Ne+\mathrm{Ne^+})✓

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