What is the element with 5 electrons in energy level 3?

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2007-01-10 07:22:09 · 4 answers · asked by cspence777 1 in Science & Mathematics ➔ Chemistry

1s has 2 electrons
2s has 2 electrons
2p has 5 electrons

Atomic number is 9
therefore, fluorine

2007-01-10 07:29:55 · answer #1 · answered by Leicester B 2 · 0⤊ 2⤋

Phosphorous

2007-01-10 15:27:53 · answer #2 · answered by miz 2 · 0⤊ 0⤋

Phosphorus

2007-01-10 15:28:09 · answer #3 · answered by mastersciprof 2 · 0⤊ 0⤋

the one that is 2+8+5

so...15.

2007-01-10 15:26:20 · answer #4 · answered by Kelly M 4 · 0⤊ 0⤋