Concepts in Quantum Mechanics
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
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
Q2. In which pair is the two species Isoelectronic?
Fe2+, Fe3+
O, N-
As, P
O, F
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
. Which of the following is a possible electronic configuration?
1s2 2s3 2p6
1s2 2s2 2p6 3s2 3p8 3d7
1s2 2s2 2p6 3s2 3d12
1s2 2s2 2p6 3s2 3p4
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
Calculate the value of azimuthal quantum number for the subshell notation 4d?
4
2
3
1
How many unpaired electrons are there in Ni2+?
2
4
8
10
Electromagnetic radiation travels through vacuum at a speed of __________ m/s.
3.00 × 10^8
186,000
10,000
3/2 × 10^4
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