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# Quantum Numbers (College)

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## Quantum Numbers

1.
Which of the following orbitals exists for all energy levels?
1. s
2. d
3. p
4. f

2.
Which of the following orbitals exists for energy levels n=3 and greater?
1. s
2. f
3. d
4. p
3.
How many possible orbitals are there for 3d?
1. 5
2. 1
3. 3
4. 7

4.
How many possible orbitals are there for 4f?
1. 1
2. 7
3. 3
4. 5
5.
Which of the following correctly describes the shape of p orbitals?
1. spherical
2. dumbbells with a ring
3. lobes
4. rings

6.
When n=1 and l=0, what are the possible values for $m_l$?
1. 0
2. -1, 0, 1
3. -2, -1, 0, 1, 2
4. -1 and 0, only
7.
If n=2 and l=1, what are the possible values of $m_l$?
1. 0
2. -1, 0, 1
3. -2, -1, 0, 1, 2
4. -3, -2, -1, 0, 1, 2, 3

8.
If n=4 and l=0, what are the possible values of $m_l$?
1. -2, -1, 0, 1, 2
2. -1, 0, 1
3. -3, -2, -1, 0, 1, 2, 3
4. 0
9.
For energy level n=          , the possible orbital designations are s and p.

10.
Find the possible values of $m_l$ for n=4 and l=3.

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