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Question:

The series corresponding to minimum wavelength transition in H-atom is Balmer series, Lyman series, Paschen series, Brackett series?

Lyman series

Paschen series

Balmer series

Brackett series

Solution:

The correct option is B Lyman series. Lyman series corresponds to the highest energy or lowest wavelength transition n→1 transition; where, n≥2. Energy of transition = 13.6eV × (1/nf² - 1/ni²). For any given integer value of ni, the energy of transition is greatest for nf=1