CBSE 2023 · Region 2 · Set 1 · Q11 · 1 mark
A hydrogen atom makes a transition from $\displaystyle \mathrm{n}=5$ to $\displaystyle \mathrm{n}=1$ orbit. The wavelength of photon emitted is $\displaystyle \lambda$. The wavelength of photon emitted when it makes a transition from $\displaystyle \mathrm{n}=5$ to $\displaystyle \mathrm{n}=2$ orbit is
Official answer
From CBSE’s own marking scheme for this paper.
(D)
$\displaystyle \frac{32}{7} \lambda$
AtomsThe Line Spectra of the Hydrogen AtomApplymcqmedium
More from Atoms
- The radius of the n^ th orbit in Bohr model of hydrogen atom is proportional to2023 · asked 4×
- Assertion: An alpha particle is moving towards a gold nucleus. The impact parameter is maximum for the…2024 · asked 3×
- Draw the graph showing the variation of the number (N) of scattered alpha particles with scattering angle ( θ…2022 · asked 3×
- Hydrogen atom initially in the ground state, absorbs a photon which excites it to n=5 level. The wavelength…2023 · asked 3×
- The transition of electron that gives rise to the formation of the second spectral line of the Balmer series…2024 · asked 3×
- Draw the graph showing variation of scattered particles detected ( N ) with the scattering angle ( θ ) in…2024 · asked 3×
- Energy levels A, B and C of an atom correspond to increasing values of energy i.e. E A<E B<E C. Let λ 1, λ 2…2024 · asked 3×
- In Balmer series of hydrogen atom, as the wavelength of spectral lines decreases, they appear2024 · asked 3×
CBSE Class 12 Physics past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.