Concepts in Quantum Mechanics

An abstract representation of quantum mechanics concepts, featuring wave-particle duality, electrons in different energy levels, and quantum numbers, with a cosmic background.

Concepts in Quantum Mechanics

Test your knowledge of quantum mechanics with this engaging quiz designed to challenge your understanding of key concepts. It consists of 10 multiple-choice questions covering various topics, including wave-particle duality, electronic configurations, and quantum numbers.

Whether you are a student, educator, or science enthusiast, this quiz will help you reinforce your learning and assess your grasp of the subject matter. Get ready to explore quantum physics!

10 thought-provoking questions
Multiple-choice format
Immediate feedback on your answers

10 Questions2 MinutesCreated by ExploringAtom42

Q1. The de Broglie wavelength of a tennis ball of mass 50 g moving with a velocity of 10 m/s is approximately

0.132 x 10^-30 m

0.132 x 10^-20 m

0.132 x 10^-22 m

0.132 x 10^-32 m

Question 3 of 20 Q3. Which of the following orders of increasing energy of orbitals is incorrect?

3s < 4s < 5s

5s < 4d < 5p

6s < 4f < 5d

6s < 4p < 6p

The emission line spectrum of atomic hydrogen arises from the energies given out when

Hydrogen atoms combine together to form molecules.

Hydrogen atoms lose electrons to form ions.

Electrons move to energy levels closer to the nuclei.

Electrons move to energy levels further away from the nuclei.

Which set of quantum numbers is correct with n = 3?

L = 2, ml = +3, ms = +1/2

L = 3, ml = +2, ms = 1

L = 2, ml = +2, ms = +1/2

L = 1, ml = +3, ms = +1/2

The uncertainty principle states that

It is impossible to determine mass of light particles

It is impossible to know anything with certainty

It is impossible to know the exact position and momentum of an electron simultaneously

There can only be one uncertain digit in a reported number

Concepts in Quantum Mechanics

Concepts in Quantum Mechanics

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