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JEE Main 2003
Exam
JEE Main
Year
2003
Subject
Physics
Chapter
Atomic Physics

JEE Main 2003 · Physics · Atomic Physics

The wavelengths involved in the spectrum of deuterium ( _1^2 D) are...

The wavelengths involved in the spectrum of deuterium (12D)\left({ }_1^2 \mathrm{D}\right) are slightly different from that of hydrogen spectrum, because

Options

  1. Athe size of the two nuclei are different
  2. Bthe nuclear forces are different in the two cases
  3. Cthe masses of the two nuclei are different
  4. Dthe attraction between the electron and the nucleus is different in the two cases

Correct answer

C. the masses of the two nuclei are different

Step-by-step solution

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