Atomic Numbers and Electron Configurations Answers

Which diagram shows the correct electron configuration for nitrogen (N)?

Which diagram shows the correct electron configuration for fluorine (F)?

1s22s22p63s23p64s1:

1s22s22p63s23p64s23d8:

1s22s22p63s23p64s23d104p65s24d3:

Question text not available

1s22s22p6:

B: 1s2 2sA2pBA =

Question text not available

Na: 1s22sC2pD3sEC =

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?

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What rule/principle states that electrons fill orbitals from lowest energy to highest energy?

1s22s22p63s23p3:

B =

D =

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 =