What is the total # of orbitals in the third principal energy level? (16,9,4,or1)?

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What is the total # of orbitals in the third principal energy level? (16,9,4,or1)?

2007-11-10 09:13:14 · 4 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry

4 answers

1 + 3 + 5 = 9

2007-11-10 09:23:09 · answer #1 · answered by Gervald F 7 · 4⤊ 2⤋

2015-09-28 12:34:51 · answer #2 · answered by dillon 1 · 2⤊ 1⤋

using n=principle energy levels

number of electrons in an energy level=2n^2
number of orbitals =n^2
number of sublevels =n

so n=3
18electrons
9 orbitals
3 sublevels (s + p + d) or 1 + 3 + 5

2007-11-10 09:35:02 · answer #3 · answered by kentchemistry.com 7 · 11⤊ 1⤋

the formula for that is n^2, where n=energy level
so if you plug that in 3^2=9

2007-11-10 09:32:48 · answer #4 · answered by B9O9R9I9C9U9A 3 · 3⤊ 1⤋