WorksheetsQuantum Numbers & Electron Configuration
Total questions: 15
Worksheet time: 8mins
1. Below are the quantum number classifications, except... .
Primal quantum number (n)
Azimuthal quantum number (a)
Magnetic quantum number (m)
Spin projection quantum number (s)
2. A quantum number determining orbital orientation around the atom’s core is called... .
n
l
m
s
3. A subshell containsing 7 orbitals is called ... subshell.
s
p
d
f
4. Below are the examples on how to fill the atomic quantum number, except... .
n = 2, l =1, m = 0, s = -1/2
n = 1, l =3, m = 0, s = +1/2
n = 3, l =1, m = 0, s = -1/2
n = 3, l = 2, m = +2, l = +1/2
5. The total amount of electrons that can be filled within p subshell are ... electrons.
6
10
14
18
6. Primal quantum number (n) states that... .
The direction of its spinning axis, when it rotates the core
Sum of shells in an atom
Orbital orientation of an electron
The location of the outmost subshell in an atom
7. The magnetic quantum number (m), has value within... .
0 up to (n-1)
0, 1, 2, 3, ...
-l up to. +l
-1/2 and +1/2
8. A theory stating that electrons have the trend of taking the orbitals from the lowest energy level to the highest is the theory of... .
Pauli exclusion’s principle
Aufbau principle
Hund’s rule
Heissenberg’s probability
9. Below are the examples of the electron configuration which can be abbreviated with noble gas notation, except... .
1s1
1s2 2s2
1s2 2s2 2p3
1s2 2s2 2p6 3s2 3p6 4s2 3d7
10. Below are the correct answer of the writing of electron configuration, except... .
6f2
2p5
3d7
4s3
11. Symbol d in the configuration of 3d10 states... .
The total amount of the atom shells
Its subshell of the located electron
The amounnt of electrons filling the subshell
The atomic valence in modern periodic table of the elements
12. A subshell that contains 5 orbitals is ... subshell.
d
s
f
p
13. A theory stating that it is forbidden for 2 electrons having the same value of atomic quantum numbers is explained by... .
Hund
Aufbau
Pauli
Schrodinger
14. Orbital energy of an atom is characterized by ... quantum number.
Spin projection and magnetic
Magnetic and azimuthal
Primal and spin projection
Primal and azimuthal
15. Orbital shape of an atom is characterized by ... quantum number.
Spin projection
Primal
Magnetic
Azimuthal
