how many valence electrons do Al,I, Li,Ra,N HAVE??

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how many valence electrons do Al,I, Li,Ra,N HAVE??

can you expplain me whats valance electron???

2006-12-07 09:24:47 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry

3 answers

Indeed, valence electrons are the electrons found in the atoms last energy level. There will never be more than eight.

Al has 3
I has 7
Li has 1
Ra has 2
N has 5

Take it to the bank (100%).

Get an "A".

2006-12-07 13:51:55 · answer #1 · answered by teachr 5 · 1⤊ 0⤋

valence electrons are the outer shell electrons on any given atom. al has 3, i has 7, li has 2, ra has 2, and n has 5.

2006-12-07 09:27:33 · answer #2 · answered by Anonymous · 0⤊ 0⤋

valance electron is the same as the number of protrons i think

2006-12-07 09:27:27 · answer #3 · answered by dogluvbaby! 2 · 0⤊ 0⤋