Boron
5
B
Iodine
53
I
Copper
29
Cu
Bromine
35
Br
Oxygen
8
O
Lead
Pb
Hydrogen
1
H
Mercury
80
Hg
Nitrogen
7
N
Potassium
19
K
Manganese
25
Mn
Neon
10
Ne
Sulfur
16
S
Chromium
24
Cr
Phosphorus
15
P