Electronic configuration
Valence electrons
Name
(a) threeelements that have a single electron in their outermost shells.
(b) twoelements that have two electrons in their outermost shells.
(c) threeelements with filled outermost shells.
Name:
1. Three elements having a single electron in their outermost shell.
2. Three elements with filled outermost shell.
3. Three elements having 7 electrons in their outermost shell.