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Previous year question hub

Atomic Spectra and Coupling - Atomic and Molecular Physics - Physics Previous Year Questions

Practice Atomic Spectra and Coupling - Atomic and Molecular Physics - Physics previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

20Papers
20Years
77Questions
1Topics

Atomic Spectra and Coupling question pattern

Every graph below is calculated only from this selection.

Questions by year

Compare question counts across years.

Difficulty distribution

How the classified questions are distributed by difficulty.

Medium 51 66.2%
Easy 23 29.9%
Hard 3 3.9%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

MCQ 57 74%
Numerical Answer Type (NAT) 15 19.5%
MSQ 4 5.2%
Fill in the blanks 1 1.3%

Subject weightage

Top subjects by unique question coverage.

Physics
77 Qs

Most asked topics

Top topics across the included previous year papers.

Atomic and Molecular Physics
77 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Atomic Spectra and Coupling
77 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

Physics (PH) 2026
1 Qs
Physics (PH) 2025
3 Qs
Physics (PH) 2024
3 Qs
Physics (PH) 2023
6 Qs
Physics (PH) 2022
2 Qs
Physics (PH) 2021
6 Qs
Physics (PH) 2020
1 Qs
Physics (PH) 2019
3 Qs
Physics (PH) 2018
5 Qs
Physics (PH) 2017
3 Qs
Physics (PH) 2016
4 Qs
Physics (PH) 2015
1 Qs
Physics (PH) 2014
3 Qs
Physics (PH) 2013
3 Qs
Physics (PH) 2012
4 Qs
Physics (PH) 2011
6 Qs
Physics (PH) 2010
5 Qs
Physics (PH) 2009
3 Qs
Physics (PH) 2008
2 Qs
Physics (PH) 2007
13 Qs

Included previous year papers

Newest papers appear first. Search these papers or sort by year and name.

Paper nameYearPDFAttempt
Physics (PH) 20262026
1 questions in this view		2026
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Physics (PH) 20252025
3 questions in this view		2025
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Physics (PH) 20242024
3 questions in this view		2024
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Official documents
Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Physics (PH) 20232023
6 questions in this view		2023
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Physics (PH) 20222022
2 questions in this view		2022
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Physics (PH) 20212021
6 questions in this view		2021
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Official question paperOriginal authority-issued PDF Official Download Official answer keyOriginal authority-issued PDF Official Download
Physics (PH) 20202020
1 questions in this view		2020
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Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20192019
3 questions in this view		2019
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Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20182018
5 questions in this view		2018
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20172017
3 questions in this view		2017
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20162016
4 questions in this view		2016
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Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20152015
1 questions in this view		2015
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Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20142014
3 questions in this view		2014
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Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20132013
3 questions in this view		2013
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20122012
4 questions in this view		2012
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ExamElite solutions
Official documents
Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20112011
6 questions in this view		2011
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ExamElite solutions
Official documents
Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20102010
5 questions in this view		2010
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20092009
3 questions in this view		2009
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20082008
2 questions in this view		2008
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Official documents
Official question paperOriginal authority-issued PDF Official Download
Physics (PH) 20072007
13 questions in this view		2007
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ExamElite solutions
Official documents
Official question paperOriginal authority-issued PDF Official Download

All Atomic Spectra and Coupling previous year questions

Practice every matching question in batches of 20, with every available option.

1
2007 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2007
Match the following P. Franck-Hertz experiment 1. electronic excitation of molecules Q. Hartree-Fock method 2. wave function of atoms R. Stern-Gerlach experiment 3. spin angular momentum of atoms S. Franck-Condon principle 4. energy levels in atoms
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2
2007 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2007
The D1 and D2 lines of Na (3^2P_{1/2} → 3^2S_{1/2}, 3^2P_{3/2} → 3^2S_{1/2}) will split on the application of a weak magnetic field into
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3
2007 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2007
Match the following
P. Franck-Hertz experiment
Q. Hartree-Fock method
R. Stern-Gerlach experiment
S. Franck-Condon principle
    1. electronic excitation of molecules
    2. wave function of atoms
    3. spin angular momentum of atoms
    4. energy levels in atoms
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4
2007 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2007
The \(D_1\) and \(D_2\) lines of Na (\(3^2P_{1/2} \rightarrow 3^2S_{1/2}, 3^2P_{3/2} \rightarrow 3^2S_{1/2}\)) will split on the application of a weak magnetic field into
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5
2007 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2007
The allowed states for He (\(2p^2\)) configuration are
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6
2007 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2007
The allowed states for He \((2p)^2\) configuration are
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7
2007 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2007
Match the following: P, Q, R, S with 1, 2, 3, 4 as above
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8
2007 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2007
In accordance with the selection rules for electric dipole transitions, the \( 4^3P_1 \) state of helium can decay by photon emission to the states
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9
2007 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2007
If an atom is in the \( ^3D_2 \) state, the angle between its orbital and spin angular momentum vectors \( \vec{L} \) and \( \vec{S} \) is
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10
2007 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2007
The hyperfine structure of Na (\( 3^2P_{3/2} \)) with nuclear spin \( I = 3/2 \) has
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11
2007 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2007
If an atom is in the \( ^3D_2 \) state, the angle between its orbital and spin angular momentum vectors (\( \vec{L} \) and \( \vec{S} \)) is
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12
2008 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2008
The last two terms of the electronic configuration of manganese (Mn) atom is \(3d^5 4s^2\). The term factor of Mn4+ ion is
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13
2008 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2008
Consider the combined system of proton and electron in the hydrogen atom in its (electronic) ground state. Let \(I\) denote the quantum number associated with the total angular momentum and let \(\langle \mathcal{M} \rangle\) denote the magnitude of the expectation value of the net magnetic moment in the state. Which of the following pairs represents a possible state of the system (μB is Bohr magneton)?
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14
2009 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2009

Cesium has a nuclear spin of 7/2. The hyperfine spectrum of the D lines of the cesium atom will consist of

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15
2009 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2009
The Zeeman spectrum is
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16
2009 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2009
The fine structure line having the longest wavelength will split into
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17
2010 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2010
A collection of \(N\) atoms is exposed to a strong resonant electromagnetic radiation with \(N_g\) atoms in the ground state and \(N_e\) atoms in the excited state, such that \(N_g + N_e = N\). This collection of two-level atoms will have the following population distribution:
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18
2010 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2010

Two states of an atom have definite parities. An electric dipole transition between these states is

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19
2010 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2010

Which of the following atoms cannot exhibit Bose-Einstein condensation, even in principle?

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20
2010 · Physics · Atomic and Molecular Physics · Atomic Spectra and Coupling
Physics (PH) 2010
In the presence of a weak magnetic field, atomic hydrogen undergoes the transition: \( ^2P_{3/2} \to ^2S_{1/2} \), by emission of radiation. The number of distinct spectral lines that are observed in the resultant Zeeman spectrum is
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Showing 20 of 73 questions