17 mar 2013

TABLA PERIODICA DE LOS ELEMENTOS


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
39.948(1)2 3
18
3
As
33
74.92160(2)
15
4
At
85
[210]1
17
6
S
16
32.065(5)2 3
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
10.811(7)2 4 3
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
12.0107(8)2 3
14
2
Ce
58
140.116(1)2

6
Cs
55
132.905 45(2)
1
6
Cl
17
35.453(2)2 4 3
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
87.62(1)2 3
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
4.002602(2)2 3
18
1
H
1
1.00794(7)2 4 3
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
83.798(2)2 4
18
4
La
57
138.9055(2)2

6
Lr
103
[262]1
3
7
Li
3
6.941(2)2 4 3 5
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
20.1797(6)2 4
18
2
Np
93
[237]1

7
Nb
41
92.906 38(2)
5
5
Ni
28
58.6934(2)
10
4
N
7
14.0067(2)2 3
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
15.9994(3)2 3
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
207.2(1)2 3
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
232.0381(1)1 2

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
238.02891(3)1 2 4

7
V
23
50.9415(1)
5
4
Xe
54
131.293(6)2 4
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