1
Q
H
A
Hydrogen
2
Q
He
A
Helium
3
Q
Li
A
Lithium
4
Q
Be
A
Beryllium
5
Q
B
A
Boron
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 
11
Q
Na
A
Sodium
12
Q
Mg
A
Magnesium
13
Q
Al
A
Aluminum 
14
Q
Si
A
Silicone
15
Q
P
A
phosphorus
16
Q
S
A
Sulfur
17
Q
Cl
A
Chlorine 
18
Q
Ar
A
Argon
19
Q
K
A
potassium
20
Q
Ca
A
Iron
21
Q
Ni
A
 Nickel 
22
Q
Ce
A
Copper
23
Q
Zn
A
Zinc
24
Q
K
A
Krypton 
25
Sn
Tin
26
Au
Gold
27
Hg
Mercury 
28
Pb
Lead
29
Ca
 Calcium 
30
Ag
Silver 
