Question

Identify the number of valence electrons for these elements on the table.

H
He
Li
Be
B
C
N
O
F
Ne

Answer 1

H: 1 valence electron
He: 2 valence electrons
Li: 1 valence electron
Be: 2 valence electrons
B: 3 valence electrons
C: 4 valence electrons
N: 5 valence electrons
O: 6 valence electrons
F: 7 valence electrons
Ne: 8 valence electrons