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Quantum Mechanics Questions

Practice 9 Quantum Mechanics questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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9
Total Questions
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2
Easy
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7
Medium
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0
Hard
Practice by Exam:Chemistry(6)Physics(2)General Knowledge(1)

About Quantum Mechanics — practice questions, PYQs & concepts

Quantum Mechanics is a frequently-tested topic on Chemistry, Physics, General Knowledge. ExamTest.live currently lists 9 Quantum Mechanics questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year — every answer key is free, no sign-up required.

Quantum Mechanics weight in competitive exams

Across our Quantum Mechanics question bank, the largest sources are Chemistry (6), Physics (2) and General Knowledge (1). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 2 easy Quantum Mechanics questions are available — build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
  • Time yourself: Every question shows the average solve time so you can benchmark your speed against other students.
  • Read every explanation: Even on questions you got right — the explanation often surfaces a faster approach you can reuse.

All Quantum Mechanics Questions(1–9 of 9)

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Q1mediummcqChemistryNEET (UG) 20172026
0% accuracy
Which one is the wrong statement?
Q2easymcqChemistryNEET 20192026
0% accuracy
and orbitals are arranged in the order of decreasing energy. The correct option is:
Q3mediummcqPhysicsCompetitive Examination2026
0% accuracy
A photon of frequency possesses _________ energy. (where is Planck's constant and is the speed of light in vacuum)
Q4easymcqChemistryNEET 20172026
Which one is the wrong statement?
Q5mediummcqChemistryAIEEE 20092026
Calculate the wavelength (in nanometer) associated with a proton moving at . (Mass of proton and ):
Q6mediummcqChemistryAIEEE2026
The energy required to break one mole of bonds in is . The longest wavelength of light capable of breaking a single bond is ( and ):
Q7mediummcqGeneral KnowledgePractice Test2026
Which of the following statements best describes the concept of quantum entanglement?
Q8mediummcqPhysicsIndian Competitive Exams2026
Name the scientist who discovered the 'Quantum Statistics'.
Q9mediummcqChemistryChemistry
If the uncertainty in position and momentum of a particle are equal, then the uncertainty in its velocity is:

Frequently Asked Questions

How many Quantum Mechanics questions are on ExamTest.live?▼
We have 9 Quantum Mechanics questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Quantum Mechanics MCQs free?▼
Yes. All Quantum Mechanics questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Quantum Mechanics questions?▼
Quantum Mechanics questions are commonly asked in Chemistry, Physics, General Knowledge. You can filter by exam using the links above.
How do I practice Quantum Mechanics questions effectively?▼
Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.