1
Q
Aluminum
A
Al
1
Q
Argon
A
Ar
1
Q
Ammonium
A
NH41+
2
Q
Beryllium
A
Be
3
Q
Boron
A
B
4
Q
Bromine
A
Br
5
Q
Calcium
A
Ca
6
Q
Carbon
A
C
6
Q
Carbonate
A
CO32-
7
Q
Chlorine
A
Cl
7
Q
Copper
A
Cu
8
Q
Fluorine
A
F
9
Q
Gold
A
Au
10
Q
Helium
A
He
11
Q
Hydrogen
A
H
12
Q
Hydroxide
A
OH1-
13
Q
Iron
A
Fe
13
Q
Iodine
A
I
13
Q
Lead
A
Pb
15
Q
Lithium
A
Li
16
Q
Magnesium
A
Mg
17
Q
Mercury
A
Hg
19
Q
Neon
A
Ne
20
Q
Nitrate
A
NO31-
22
Nitrogen
N
23
Oxygen
O
23
Phosphate
PO43-
25
Phosphorus
P
26
Potassium
K
28
Silicon
Si
30
Silver
Ag
31
Sodium
Na
32
Sulfate
SO42-
34
Sulfur
S
35
Tin
Sn
36
Uranium
U
37
Zinc
Zn
