1
2
H
About Chemistry
He
3
4
5
6
7
8
9
10
Li
Be
B
C
N
O
F
Ne
11
12
13
14
15
16
17
18
Na
Mg
Al
Si
P
S
Cl
Ar
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
K
Ca
Sc
Ti
V
Cr
Mn
Fe
Co
Ni
Cu
Zn
Ga
Ge
As
Se
Br
Kr
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
Rb
Sr
Y
Zr
Nb
Mo
Tc
Ru
Rh
Pd
Ag
Cd
In
Sn
Sb
Te
I
Xe
55
56
57-71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
Cs
Ba
Hf
Ta
W
Re
Os
Ir
Pt
Au
Hg
Tl
Pb
Bi
Po
At
Rn
87
88
89-103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
Fr
Ra
Rf
Db
Sg
Bh
Hs
Mt
Ds
Rg
Cn
Uut
Fl
Uup
Lv
Uus
Uuo
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
Lanthanides
La
Ce
Pr
Nd
Pm
Sm
Eu
Gd
Tb
Dy
Ho
Er
Tm
Yb
Lu
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
Actinides
Ac
Th
Pa
U
Np
Pu
Am
Cm
Bk
Cf
Es
Fm
Md
No
Lr
8A
Periodic Table of the Elements
1A
©2012 Todd Helmenstine
1.00794
2A
3A
4A
5A
6A
http://chemistry.about.com
7A
4.002602
6.941
9.012182
10.811
12.0107
14.0067
15.9994
18.9984032
20.1797
30.973762
32.065
35.453
39.948
39.0983
40.078
44.955912
47.867
50.9415
51.9961
7B
┌───── 8B ─────┐
1B
2B
26.9815386
28.0855
22.989769
24.3050
3B
4B
5B
6B
78.96
79.904
83.798
54.938045
55.845
58.933195
58.6934
63.546
65.38
85.4678
87.62
88.90585
91.224
92.90638
95.96
69.723
72.64
74.92160
114.818
118.710
121.760
127.60
126.90447
131.293
[98]
101.07
102.90550
106.42
107.8682
112.411
[209]
[210]
[222]
186.207
190.23
192.217
195.084
196.966569
200.59
[223]
[226]
Actinides
[267]
[268]
[271]
204.3833
207.2
208.98040
132.9054519
137.327
Lanthanides
178.49
180.94788
183.84
[284]
[289]
[288]
[293]
[294]
[294]
[272]
[270]
[276]
[281]
[280]
[285]
[227]
232.03806
231.03588
238.02891
[237]
[244]
[243]
151.964
157.25
138.90547
140.116
140.90765
144.242
[145]
150.36
[259]
[262]
[247]
[247]
[251]
[252]
[257]
[258]
168.93421
173.054
174.9668
158.92535
162.500
164.93032
167.259
1
2
3
4
5
6
7
KEEMILISTE ELEMENTIDE PERIOODILISUSTABEL
järjenumber
aatommass
Lantanoidid
Aktinoidid
Document Outline
Kõik kommentaarid