Ocean
1
H
Hydrogen
11%
2
He
Helium
7.3•10
-10
%
3
Li
Lithium
0.000018%
4
Be
Beryllium
6•10
-11
%
5
B
Boron
0.000440%
6
C
Carbon
0.002800%
7
N
Nitrogen
0.000050%
8
O
Oxygen
86%
9
F
Fluorine
86%
10
Ne
Neon
86%
11
Na
Sodium
1.10%
12
Mg
Magnesium
0.13%
13
Al
Aluminium
5•10
-7
%
14
Si
Silicon
0.000100%
15
P
Phosphorus
5•10
-7
%
16
S
Sulphur
0.09%
17
Cl
Chlorine
2.00%
18
Ar
Argon
0.000045%
19
K
Potassium
0.04%
20
Ca
Calcium
0.000420%
21
Sc
Scandium
1.5•10
-10
%
22
Ti
Titanium
10
-7
%
23
V
Vanadium
1.5•10
-7
%
24
Cr
Chromium
6•10
-8
%
25
Mn
Manganese
2•10
-7
%
26
Fe
Iron
6•10
-8
%
27
Co
Cobalt
8•10
-9
%
28
Ni
Nickel
2•10
-7
%
29
Cu
Copper
3•10
-7
%
30
Zn
Zinc
3•10
-7
%
31
Ga
Galium
3•10
-9
%
32
Ge
Germanium
6•10
-9
%
33
As
Arsenic
2.3•10
-7
%
34
Se
Selenium
4.5•10
-8
%
35
Br
Bromine
0.01%
36
Kr
Krypton
2.1•10
-8
%
37
Rb
Rubidium
0.000012%
38
Sr
Strontium
0.000800%
39
Y
Yttrium
1.3•10
-9
%
40
Zr
Zirconium
2.6•10
-9
%
41
Nb
Niobium
10
-10
%
42
Mo
Molybdenum
9.9•10
-7
%
44
Ru
Ruthenium
7•10
-11
%
45
Rh
Rhodium
46
Pd
Palladium
47
Ag
Silver
10
-8
%
48
Cd
Cadmium
49
In
Indium
10
-11
%
50
Sn
Tin
9.9•10
-10
%
51
Sb
Antimony
2•10
-8
%
52
Te
Tellurium
53
I
Iodine
6•10
-6
%
54
Xe
Xenon
5•10
-10
%
55
Cs
Caesium
5•10
-8
%
56
Ba
Barium
3•10
-6
%
57
La
Lanthanum
3.4•10
-10
%
58
Ce
Cerium
1.2•10
-10
%
59
Pr
Praseodymium
6•10
-11
%
60
Nd
Neodymium
2.8•10
-10
%
62
Sm
Samarium
4.5•10
-11
%
63
Eu
Europium
1.3•10
-11
%
64
Gd
Gadolinium
7•10
-11
%
65
Tb
Terbium
1.4•10
-11
%
66
Dy
Dysprosium
9.1•10
-11
%
67
Ho
Holmium
2.2•10
-11
%
68
Er
Erbium
9•10
-11
%
69
Tm
Thulium
2•10
-11
%
70
Yb
Ytterbium
8•10
-11
%
71
Lu
Lutetium
1.5•10
-11
%
72
Hf
Hafnium
8•10
-10
%
73
Ta
Tantalum
2•10
-10
%
74
W
Tungsten
1.2•10
-8
%
75
Re
Rhenium
10
-10
%
76
Os
Osmium
77
Ir
Iridium
78
Pt
Platinum
79
Au
Gold
80
Hg
Mercury
5•10
-9
%
81
Tl
Thallium
10
-10
%
82
Pb
Lead
3•10
-9
%
83
Bi
Bismuth
2•10
-9
%
84
Po
Polonium
2•10
-18
%
86
Rn
Radon
6•10
-20
%
90
Th
Thorium
4•10
-12
%
91
Pa
Protactinium
4•10
-12
%
92
U
Uranium
3.3•10
-7
%