Various Quantum Numbers (Principal, Angular Momentum, and Magnetic Quantum Number, and their Significance) NEET Questions

Physical Chemistry - Atomic Structure

Various Quantum Numbers (Principal, Angular Momentum, and Magnetic Quantum Number, and their Significance) MCQ Questions


13.
Which of the following values of quantum numbers is not possible?
A.
n = 3, l = 2, m = -2
B.
n = 4, l = 3, m = -4
C.
n = 2, l = 1, m = 0
D.
n = 5, l = 2, m = -1
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ANSWER :
B. n = 4, l = 3, m = -4
14.
Which of the following orbitals is not possible?
A.
2s
B.
3p
C.
4d
D.
1p
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ANSWER :
D. 1p
15.
What is the total number of orbitals in the third shell?
A.
3
B.
9
C.
16
D.
4
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ANSWER :
B. 9
16.
What is the value of the azimuthal quantum number (l) for a d-orbital?
A.
0
B.
1
C.
2
D.
3
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ANSWER :
C. 2
17.
For a p-orbital, how many possible orientations are there?
A.
1
B.
2
C.
3
D.
5
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ANSWER :
C. 3
18.
The maximum number of electrons that can occupy an f-subshell is:
A.
6
B.
10
C.
14
D.
18
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ANSWER :
C. 14