MCQ
The wave number of the first Lyman transition in $H$ atom spectrum is equal to the wave number of second balmer transition in the spectrum of
- A$Li^{2+}$
- B$Be^{3+}$
- ✓$He^+$
- D$B^{4+}$
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[Kinetic $:$ Potential ] and [Total $:$ Kinetic]