Quantum Mechanical Model of Atom is an important topic in the Physics section in MHT CET exam. Practising this topic will increase your score overall and make your conceptual grip on MHT CET exam stronger.
This article gives you a full set of MHT CET PYQs for Quantum Mechanical Model of Atom with explanations for effective preparation. Practice of MHT CET Physics PYQs including Quantum Mechanical Model of Atom questions regularly will improve accuracy, speed, and confidence in the MHT CET 2026 exam.
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MHT CET PYQs for Quantum Mechanical Model of Atom with Solutions
1.
Which of the following quantum numbers determines the shape of an orbital?- Principal quantum number (n)
- Azimuthal quantum number (l)
- Magnetic quantum number (m)
- Spin quantum number (s)
2.
A photon has an energy of \( 5.0 \, \text{eV} \). What is its wavelength? (Planck's constant \( h = 6.626 \times 10^{-34} \, \text{J} \cdot \text{s} \), speed of light \( c = 3.0 \times 10^8 \, \text{m/s} \))- \( 400 \, \text{nm} \)
- \( 500 \, \text{nm} \)
- \( 600 \, \text{nm} \)
- \( 700 \, \text{nm} \)
3.
A photon has an energy of \( 3.2 \times 10^{-19} \, \text{J} \). What is the frequency of the photon?- \( 5.0 \times 10^{14} \, \text{Hz} \)
- \( 4.0 \times 10^{14} \, \text{Hz} \)
- \( 3.0 \times 10^{14} \, \text{Hz} \)
- \( 6.0 \times 10^{14} \, \text{Hz} \)
4.
In the case of a particle in a one-dimensional infinite potential well (box), what is the probability of finding the particle in the first half of the box for the ground state?- \( \frac{1}{2} \)
- \( \frac{1}{3} \)
- \( \frac{1}{4} \)
- \( 1 \)
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