metaloides
Departamento de Química Inorgánica y Nuclear
Dr. Sigfrido Escalante Tovar
Periodicidad
Química
Principios de
Estructura de la Materia
Sigfrido Escalante Tovar
mar - 2011
Facultad de Química
Departamento de Química Inorgánica y Nuclear
Dr. Sigfrido Escalante Tovar
Los elementos químicos
I
2
13
14
15
16
17
Una tabla muy completa laencontrarás en http://www.webelements.com/
18
Facultad de Química
Departamento de Química Inorgánica y Nuclear
Dr. Sigfrido Escalante Tovar
Estado de agregación
Gas
Sólido
Líquido
O2 líquido
magneto
Facultad de Química
Departamento de Química Inorgánica y Nuclear
Dr. Sigfrido Escalante Tovar
I U P A C
Periodic Table of the Elements
> printable version [pdf file -17KB] - sized to print on A4 and US letter paper.
For a brief review, see Chem. Int. 2004, Jan , p. 8; CI tear off version [pdf file -474 KB]
V Below each element is keyed to a color matching the time of its discovery
Time of Discovery
Before 1800 1800-1849 1850-1899 1900-1949 1950-1999
1
18
1
2
H
He
1.0079
2
13
14
15
16
17
3
4
5
6
78
9
10
Li
Be
B
C
N
O
F
Ne
6.941 9.0122
11
10.811 12.011 14.007 15.999 18.998 20.180
12
Na Mg
4.0026
3
4
5
6
7
8
9
10
11
12
19
20
21
22
23
24
25
26
27
28
29
30
K
Ca
Sc
Ti
V
Co
Ni
Cu
Zn
22.990 24.305
Cr Mn Fe
13
14
15
16
17
18
AlSi
P
S
Cl
Ar
26.982 28.086 30.974 32.065 35.453 39.948
31
32
33
Ga Ge As
34
35
36
Se
Br
Kr
39.098 40.078 44.956 47.867 50.942 51.996 54.938 55.845 58.933 58.693 63.546 65.409 69.723 72.64 74.922 78.96 79.904 83.798
37
38
39
40
Rb
Sr
Y
Zr
41
42
85.468 87.62 88.906 91.224 92.906 95.94
55
56
Cs
Ba
57-71132.91 137.33
87
88
Fr
Ra
(223)
(226)
La
La
La
(98)
44
45
Ru Rh
46
47
48
Pd Ag Cd
49
50
51
52
53
54
In
Sn
Sb
Te
I
Xe
101.07 102.91 106.42 107.87 112.41 114.82 118.71 121.76 127.60 126.90 131.29
72
73
74
75
76
77
78
Hf
Ta
W
Re
Os
Ir
Pt
79
80
Au Hg
81
82
8384
85
86
Tl
Pb
Bi
Po
At
Rn
(210)
(222)
70
71
178.49 180.95 183.84 186.21 190.23 192.22 195.08 196.97 200.59 204.38 207.2 208.98 (209)
89103
104
Rf
(261)
La
150.36 150.36 150.36
La
43
Nb Mo Tc
La
150.36 150.36 150.36
105
106
107
108
109
110
111
Db Sg
Bh Hs Mt Ds Uuu
(262)
(264)
(277)
(268)(271)
(272)
60
61
62
63
64
(266)
57
58
59
La
Ce
Pr
65
66
67
Nd Pm Sm Eu Gd Tb Dy Ho
68
69
Er Tm Yb Lu
138.91 140.12 140.91 144.24 (145) 150.36 151.96 157.25 158.93 162.50 164.93 167.26 168.93 173.04 174.97
89
90
Ac Th
91
92
Pa
U
93
94
95
96
97
Np Pu Am Cm Bk
(227) 232.04 231.04 238.03 (237)(244)
(243)
(247)
(247)
98
Cf
(251)
99
100
101
102
Es Fm Md No
(252)
(257)
(258)
(259)
103
Lr
(262)
Notes
Element with atomic number 111 has not yet been named; the IUPAC provisional symbol is shown.
Element with atomic numbers 112, 114, and 116 have been reported but not fully authenticated as of
September 2003 (Pure Appl. Chem. 75(10), pp.1601-1611, 2003).
Atomic weights last revised based on the 1999 review published in Pure Appl. Chem. 73(4), pp. 667683, 2001, and the most recent review (2001) published in Pure Appl. Chem. 75(8), pp. 1107-1122,
2003.
A similar table, commemorative of IUPAC 80 Years of Service to Chemistry was produced as a
laminated postcard and distributed with the Nov. 2000 issue of Chemistry International...
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