For the n = 3 electron shell, which of the following quantum numbers are valid? Check all that apply.
Which of the following sets of quantum numbers describe valid orbitals? Check all that apply.
1s22s22p63s23p64s1:
K
1s22s22p63s23p64s23d8:
Ni
1s22s22p63s23p64s23d104p65s24d3:
Nb
Which diagram shows the correct electron configuration for nitrogen (N)?
Question text not available
1s22s22p6:
Ne
B: 1s2 2sA2pBA =
2
Question text not available
Na: 1s22sC2pD3sEC =
2
The electron configuration for aluminum (Al) is shown below:1s22s22p63s23p1Which diagram shows the correct distribution of electrons in the electron shells of an aluminum atom?
What rule/principle states that electrons fill orbitals from lowest energy to highest energy?
Which diagram shows the correct electron configuration for fluorine (F)?
1s22s22p63s23p3:
P
B =
1
D =
6
What rule/principle states that electrons in the same sublevel (p, d, or f) are placed in individual orbitals, before they are paired up, to increase atomic stability?
E =
1
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