Hydrogen Spectrum & Origin of Hydrogen Spectrum on the Basis of Bohr's Model

Hydrogen Spectrum
spectral line can be classified in to five Groups
1. Lyman Series
2. Balmer Series
3. Paschen Series
4. Brackett Series
5. Pfund Series
Origin of Hydrogen Spectrum on the Basis of Bohr's Model
Chapter No 5
Atomic Structure
chemistry
Part 1