Question
The energy levels of an atom is shown is figure. Which one of these transitions will result in the emission of a photon of wavelength 124.1 ~nm ? Given ( h =6.62 10^ -34 Js )
BITSAT
Physics
Dual Nature of Matter
2023
BITSAT 2023 (Memory Based Paper 1)
BITSAT Physics Question (2023) — Solution
Options
- A. B
- B. A
- C. C
- D. D
Answer
D. D
Step-by-step solution
As E ( eV )= 1240 ( nm ) = 1240 124.1 10 eV Only is transition (D), the energy gap is 10 eV So, option (d) is correct
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