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1
H
Hydrogen
1.00794
2
He
Helium
4.002602
3
Li
Lithium
#6.941
4
Be
Beryllium
9.012182
5
B
Boron
#10.811
6
C
Carbon
#12.0107
7
N
Nitrogen
#14.0067
8
O
Oxygen
#15.9994
9
F
Fluorine
18.9984032
10
Ne
Neon
#20.1797
11
Na
Sodium
22.98976...
12
Mg
Magnesium
#24.305
13
Al
Aluminium
26.9815386
14
Si
Silicon
#28.0855
15
P
Phosphorus
30.973762
16
S
Sulfur
#32.065
17
Cl
Chlorine
#35.453
18
Ar
Argon
#39.948
19
K
Potassium
#39.948
20
Ca
Calcium
#40.078
21
Sc
Scandium
44.955912
22
Ti
Titanium
#47.867
23
V
Vanadium
#50.9415
24
Cr
Chromium
#51.9961
25
Mn
Manganese
54.938045
26
Fe
Iron
#55.845
27
Co
Cobalt
58.933195
28
Ni
Nickel
#58.6934
29
Cu
Copper
#63.546
30
Zn
Zinc
#65.38
31
Ga
Gallium
#69.723
32
Ge
Germanium
#72.63
33
As
Arsenic
#74.9216
34
Se
Selenium
#78.96
35
Br
Bromine
#79.904
36
Kr
Krypton
#83.798
37
Rb
Rubidium
#85.4678
38
Sr
Strontium
#87.62
39
Y
Yttrium
88.90585
40
Zr
Zirconium
#91.224
41
Nb
Niobium
92.90628
42
Mo
Molybdenum
#95.96
43
Tc
Technetium
(98)
44
Ru
Ruthenium
#101.07
45
Rh
Rhodium
#102.9055
46
Pd
Palladium
#106.42
47
Ag
Silver
#107.8682
48
Cd
Cadmium
#112.411
49
In
Indium
#114.818
50
Sn
Tin
#118.71
51
Sb
Antimony
#121.76
52
Te
Tellurium
127.6
53
I
Iodine
126.90447
54
Xe
Xenon
#131.293
55
Cs
Caesium
#132.9054
56
Ba
Barium
#132.9054
57
La
Lanthanum
138.90547
58
Ce
Cerium
#140.116
59
Pr
Praseodymium
140.90765
60
Nd
Neodymium
#144.242
61
Pm
Promethium
(145)
62
Sm
Samarium
#150.36
63
Eu
Europium
#151.964
64
Gd
Gadolinium
#157.25
65
Tb
Terbium
158.92535
66
Dy
Dysprosium
162.5
67
Ho
Holmium
164.93032
68
Er
Erbium
#167.259
69
Tm
Thulium
168.93421
70
Yb
Ytterbium
#173.054
71
Lu
Lutetium
#174.9668
72
Hf
Hafnium
#178.49
73
Ta
Tantalum
180.94788
74
W
Tungsten
#183.84
75
Re
Rhenium
#186.207
76
Os
Osmium
#190.23
77
Ir
Iridium
#192.217
78
Pt
Platinum
#195.084
79
Au
Gold
196.966569
80
Hg
Mercury
#200.59
81
Tl
Thallium
#204.3833
82
Pb
Lead
207.2
83
Bi
Bismuth
#208.9804
84
Po
Polonium
(209)
85
At
Astatine
(210)
86
Rn
Radon
(222)
87
Fr
Francium
(223)
88
Ra
Radium
(226)
89
Ac
Actinium
(227)
90
Th
Thorium
232.03806
91
Pa
Protactinium
#231.0588
92
U
Uranium
238.02891
93
Np
Neptunium
(237)
94
Pu
Plutonium
(244)
95
Am
Americium
(243)
96
Cm
Curium
(247)
97
Bk
Berkelium
(247)
98
Cf
Californium
(251)
99
Es
Einstenium
(252)
100
Fm
Fermium
(257)
101
Md
Mendelevium
(258)
102
No
Nobelium
(259)
103
Lr
Lawrencium
(262)
104
Rf
Rutherfordium
(267)
105
Db
Dubnium
(268)
106
Sg
Seaborgium
(271)
107
Bh
Bohrium
(272)
108
Hs
Hassium
(270)
109
Mt
Meitnerium
(276)
110
Ds
Darmstadium
(281)
111
Rg
Roentgenium
(280)
112
Cn
Copernicium
(285)
113
Uut
Unutrium
(284)
114
Fl
Flerovium
(289)
115
Uup
Ununpentium
(288)
116
Lv
Livermorium
(293)
117
Uus
Ununseptium
(294)
118
Uuo
Ununoctium
(294)
3D元素周期表