Level 1 can only be s
2 is s and p
3 is s, p and d
4 is s, p, d and f
So, 1p, 3f and 2d are impossible.
2006-10-29 05:52:20
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answer #1
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answered by JJ 7
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1---s; 2---s,p; 3---s,p,d;4----s,p,d,f
SO---- 1p, 3f, and 2d are non-existent
2006-10-29 17:55:17
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answer #2
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answered by Baby #1 born August 2009 6
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1--s
2--s,p
3--s,p,d
4--s,p,d,f
ect.
so 1p, 3f, and 2d do not exist.
2006-10-29 14:00:49
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answer #3
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answered by quepie 6
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