The wavelengths involved in the spectrum of deuterium (₁² D) are slightly different from that of hydrogen spectrum, because

(C) the masses of the two nuclei are different

(A) the size of the two nuclei are different

(B) the nuclear forces are different in the two cases

(D) the attraction between the electron and the nucleus is different in the two cases

Atoms and Nuclei: JEE Main 2003 Physics question

JEE Main 2003 · Annual, Paper 1 · Q5965

JEE Main 2003Annual, Paper 1PhysicsEasyAtoms and Nuclei183× since 2002

The wavelengths involved in the spectrum of deuterium

\left( {{}_1^2\,D} \right)

are slightly different from that of hydrogen spectrum, because

JEE Main 2003 · Annual, Paper 1 · Q5965

JEE Main 2003Annual, Paper 1PhysicsEasyAtoms and Nuclei183× since 2002

The wavelengths involved in the spectrum of deuterium

\left( {{}_1^2\,D} \right)

are slightly different from that of hydrogen spectrum, because