1
Q
Carbon
A
C
2
Q
Nitrogen
A
N
3
Q
Oxygen
A
O
4
Q
Fluorine
A
F
5
Q
Neon
A
Ne
6
Q
C
A
Carbon
7
Q
N
A
Nitrogen
8
Q
O
A
Oxygen
9
Q
F
A
Fluorine
10
Q
Ne
A
Neon
