Chemistry, 30.10.2020 22:00 Aprilbtrippin2004
A neutral atom of a certain element has the electron configuration 1s2 2s2 2p6 3s2 3p4. How many valence electrons does the atom have?
a) 4
b) 6
c) 11
d) 16
Answers: 1
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A neutral atom of a certain element has the electron configuration 1s2 2s2 2p6 3s2 3p4. How many val...
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