Topic: Bohr model and its limitations· Atomic Structure

Which of the following series of transitions in the spectrum of hydrogen atom falls in visible region ?

1. Lyman series

2. Balmer series

3. Paschen series

4. Brackett series

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Answer: 2. Balmer series

Balmer series (transitions to n = 2 from n = 3, 4, 5...) lies in the visible region (about 656 to 365 nm). Lyman is in UV; Paschen and Brackett are in the infrared. Answer: option (2).

Doubtly AI · 30 Oct 2026 AI-generated · not yet verified Report

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Which of the following series of transitions in the spectrum of hydrogen atom falls in visible region ?

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