Electron configuration? I think it’s ##1s^22s^22p^63s^23p^1##
Valence electrons? At first I would have said 1 since there is an incomplete p orbital but reading ahead it seems that it would be all electrons in excess of the nearest noble gas as one moves to the left and that would be 3(and 7 for...
A self test question from Chemical Principles(Atkins/Jones).
Other than rote memorization I don’t see how to do this. The review section references the Periodic Table and, for elements on the right side of the table, one can use 18 minus the group number which would give Al(superscript 5+) since...