FUENTE: www.cepamarm.es
LISTA DE LOS ELEMENTOS QUIMICOS
Nombre
|
Símbolo
|
Número atómico
|
Masa atómica
|
Grupo
|
Periodo
|
Ac
|
89
|
[227]1
|
7
|
||
Al
|
13
|
26.981538(2)
|
13
|
3
|
|
Am
|
95
|
[243]1
|
7
|
||
Sb
|
51
|
121.760(1)2
|
15
|
5
|
|
Ar
|
18
|
18
|
3
|
||
As
|
33
|
74.92160(2)
|
15
|
4
|
|
At
|
85
|
[210]1
|
17
|
6
|
|
S
|
16
|
16
|
3
|
||
Ba
|
56
|
137.327(7)
|
2
|
6
|
|
Bk
|
97
|
[247]1
|
7
|
||
Be
|
4
|
9.012182(3)
|
2
|
2
|
|
Bi
|
83
|
208.980
38(2)
|
15
|
6
|
|
Bh
|
107
|
[264]1
|
7
|
7
|
|
B
|
5
|
13
|
2
|
||
Br
|
35
|
79.904(1)
|
17
|
4
|
|
Cd
|
48
|
112.411(8)2
|
12
|
5
|
|
Ca
|
20
|
40.078(4)2
|
2
|
4
|
|
Cf
|
98
|
[251]1
|
7
|
||
C
|
6
|
14
|
2
|
||
Ce
|
58
|
140.116(1)2
|
6
|
||
Cs
|
55
|
132.905
45(2)
|
1
|
6
|
|
Cl
|
17
|
17
|
3
|
||
Co
|
27
|
58.933
200(9)
|
9
|
4
|
|
Cu
|
29
|
63.546(3)3
|
11
|
4
|
|
Cr
|
24
|
51.9961(6)
|
6
|
4
|
|
Cm
|
96
|
[247]1
|
7
|
||
Cn
|
112
|
[270]1
|
12
|
7
|
|
Ds
|
110
|
[269]1
|
10
|
7
|
|
Dy
|
66
|
162.500(1)2
|
6
|
||
Db
|
105
|
[262]1
|
5
|
7
|
|
Es
|
99
|
[252]1
|
7
|
||
Er
|
68
|
167.259(3)2
|
6
|
||
Sc
|
21
|
44.955910(8)
|
3
|
4
|
|
Sn
|
50
|
118.710(7)2
|
14
|
5
|
|
Sr
|
38
|
2
|
5
|
||
Eu
|
63
|
151.964(1)2
|
6
|
||
Fm
|
100
|
[257]1
|
7
|
||
F
|
9
|
18.9984032(5)
|
17
|
2
|
|
P
|
15
|
30.973761(2)
|
15
|
3
|
|
Fr
|
87
|
[223]1
|
1
|
7
|
|
Gd
|
64
|
157.25(3)2
|
6
|
||
Ga
|
31
|
69.723(1)
|
13
|
4
|
|
Ge
|
32
|
72.64(1)
|
14
|
4
|
|
Hf
|
72
|
178.49(2)
|
4
|
6
|
|
Hs
|
108
|
[277]1
|
8
|
7
|
|
He
|
2
|
18
|
1
|
||
H
|
1
|
1
|
1
|
||
Fe
|
26
|
55.845(2)
|
8
|
4
|
|
Ho
|
67
|
164.930
32(2)
|
6
|
||
In
|
49
|
114.818(3)
|
13
|
5
|
|
Ir
|
77
|
192.217(3)
|
9
|
6
|
|
Yb
|
70
|
173.04(3)2
|
6
|
||
Y
|
39
|
88.90585(2)
|
3
|
5
|
|
Kr
|
36
|
18
|
4
|
||
La
|
57
|
138.9055(2)2
|
6
|
||
Lr
|
103
|
[262]1
|
3
|
7
|
|
Li
|
3
|
1
|
2
|
||
Lu
|
71
|
174.967(1)2
|
3
|
6
|
|
Mg
|
12
|
24.3050(6)
|
2
|
3
|
|
Mn
|
25
|
54.938049(9)
|
7
|
4
|
|
Mt
|
109
|
[266]1
|
9
|
7
|
|
Md
|
101
|
[256.1]1
|
7
|
||
Hg
|
80
|
200.59(2)
|
12
|
6
|
|
Mo
|
42
|
95.94(2)2
|
6
|
5
|
|
Nd
|
60
|
144.24(3)2
|
6
|
||
Ne
|
10
|
18
|
2
|
||
Np
|
93
|
[237]1
|
7
|
||
Nb
|
41
|
92.906
38(2)
|
5
|
5
|
|
Ni
|
28
|
58.6934(2)
|
10
|
4
|
|
N
|
7
|
15
|
2
|
||
No
|
102
|
[259]1
|
7
|
||
Au
|
79
|
196.966
55(2)
|
11
|
6
|
|
Os
|
76
|
190.23(3)2
|
8
|
6
|
|
O
|
8
|
16
|
2
|
||
Pd
|
46
|
106.42(1)2
|
10
|
5
|
|
Ag
|
47
|
107.8682(2)2
|
11
|
5
|
|
Pt
|
78
|
195.078(2)
|
10
|
6
|
|
Pb
|
82
|
14
|
6
|
||
Pu
|
94
|
[244]1
|
7
|
||
Po
|
84
|
[210]1
|
16
|
6
|
|
K
|
19
|
39.0983(1)
|
1
|
4
|
|
Pr
|
59
|
140.90765(2)
|
6
|
||
Pm
|
61
|
[145]1
|
6
|
||
Pa
|
91
|
231.03588(2)1
|
7
|
||
Ra
|
88
|
[226]1
|
2
|
7
|
|
Rn
|
86
|
[220]1
|
18
|
6
|
|
Re
|
75
|
186.207(1)
|
7
|
6
|
|
Rh
|
45
|
102.905
50(2)
|
9
|
5
|
|
Rb
|
37
|
85.4678(3)2
|
1
|
5
|
|
Rg
|
111
|
[272]1
|
11
|
7
|
|
Ru
|
44
|
101.07(2)2
|
8
|
5
|
|
Rf
|
104
|
2611
|
4
|
7
|
|
Sm
|
62
|
150.36(3)2
|
6
|
||
Sg
|
106
|
[266]1
|
6
|
7
|
|
Se
|
34
|
78.96(3)3
|
16
|
4
|
|
Si
|
14
|
28.0855(3)3
|
14
|
3
|
|
Na
|
11
|
22.989770(2)
|
1
|
3
|
|
Tl
|
81
|
204.3833(2)
|
13
|
6
|
|
Ta
|
73
|
180.9479(1)
|
5
|
6
|
|
Tc
|
43
|
[98]1
|
7
|
5
|
|
Te
|
52
|
127.60(3)2
|
16
|
5
|
|
Tb
|
65
|
158.92534(2)
|
6
|
||
Ti
|
22
|
47.867(1)
|
4
|
4
|
|
Th
|
90
|
7
|
|||
Tm
|
69
|
168.93421(2)
|
6
|
||
W
|
74
|
183.84(1)
|
6
|
6
|
|
Uut
|
113
|
[272]1
|
13
|
7
|
|
Fl
|
114
|
[276]1
|
14
|
7
|
|
Uup
|
115
|
[288]1
|
15
|
7
|
|
Lv
|
116
|
[282]1
|
16
|
7
|
|
Uus
|
117
|
[209]1
|
17
|
7
|
|
U
|
92
|
7
|
|||
V
|
23
|
50.9415(1)
|
5
|
4
|
|
Xe
|
54
|
18
|
5
|
||
I
|
53
|
126.904
47(3)
|
17
|
5
|
|
Zn
|
30
|
65.37(4)
|
12
|
4
|
|
Zr
|
40
|
91.224(2)2
|
4
|
5
|