Question

The quantum number which explains the line spectra observed as doublets in case of hydrogen and alkali metals and doublets and triplets in case of alkaline earth metals is
a.principal
b.magnetic
c.azimuthal
d.spin

Answer 1

i think principal..............

Answer 2

Explanation:

The quantum number which explains the line spectra observed as doublets in case of hydrogen and alkali metals and doublets and triplets in case of alkaline earth metals is

Choose the correct answer:

spin

azimuthal

magnetic

principal