Aquí hay una lista de todos los elementos químicos de la tabla periódica ordenados por número atómico creciente. Haga clic en el encabezado de la columna para ordenar la tabla por esa columna o haga clic en el nombre de un elemento para obtener información detallada sobre el elemento.
No.
Símbolo
Elemento
Peso atómico (u)
Densidad (g/cm³)
Punto de fusión (°C)
Punto de ebullición (°C)
Electronegatividad
Descubrimiento
1
H
1.0079
0.08988
-259.16
-252.879
2.2
1766
2
He
4.0026
0.1786
-272.2
-268.928
1868
3
Li
6.938
0.534
180.5
1329.85
0.98
1817
4
Be
9.01218
1.85
1286.85
2468.85
1.57
1798
5
B
10.806
2.08
2075.85
3926.85
2.04
1808
6
C
12.0096
1.821
2.55
3750 BC
7
N
14.0064
1.251
-210
-195.795
3.04
1772
8
O
15.999
1.429
-218.79
-182.962
3.44
1771
9
F
18.9984
1.696
-219.67
-188.12
3.98
1810
10
Ne
20.1797
0.9002
-248.59
-246.046
1898
11
Na
22.9898
0.968
97.794
882.94
0.93
1807
12
Mg
24.304
1.738
649.85
1089.85
1.31
1755
13
Al
26.9815
2.7
660.32
2469.85
1.61
1825
14
Si
28.084
2.329
1413.85
3264.85
1.9
1823
15
P
30.9738
1.823
2.19
1669
16
S
32.059
2.07
115.21
444.65
2.58
2000 BC
17
Cl
35.446
3.2
-101.55
-34.04
3.16
1774
18
Ar
39.792
1.784
-189.34
-185.848
1894
19
K
39.0983
0.862
63.55
758.85
0.82
1807
20
Ca
40.0784
1.55
841.85
1483.85
1
1808
21
Sc
44.9559
2.985
1540.85
2835.85
1.36
1879
22
Ti
47.8671
4.506
1667.85
3286.85
1.54
1791
23
V
50.9415
6
1909.85
3406.85
1.63
1801
24
Cr
51.9962
7.19
1906.85
2670.85
1.66
1794
25
Mn
54.938
7.21
1245.85
2060.85
1.55
1774
26
Fe
55.8452
7.874
1537.85
2860.85
1.83
5000 BC
27
Co
58.9332
8.9
1494.85
2926.85
1.88
1735
28
Ni
58.6934
8.908
1454.85
2729.85
1.91
1751
29
Cu
63.5463
8.96
1084.62
2561.85
1.9
9000 BC
30
Zn
65.382
7.14
419.53
906.85
1.65
1000 BC
31
Ga
69.7231
5.91
29.765
2399.85
1.81
1875
32
Ge
72.6308
5.323
938.25
2832.85
2.01
1886
33
As
74.9216
5.727
2.18
815
34
Se
78.9718
4.81
220.85
684.85
2.55
1817
35
Br
79.901
3.1028
-7.35
58.85
2.96
1825
36
Kr
83.7982
3.749
-157.37
-153.22
3
1898
37
Rb
85.4678
1.532
39.3
687.85
0.82
1861
38
Sr
87.621
2.64
776.85
1376.85
0.95
1787
39
Y
88.9058
4.472
1525.85
2929.85
1.22
1794
40
Zr
91.2242
6.52
1854.85
4376.85
1.33
1789
41
Nb
92.9064
8.57
2476.85
4743.85
1.6
1801
42
Mo
95.951
10.28
2622.85
4638.85
2.16
1778
43
Tc
98.9062
11
2156.85
4264.85
1.9
1937
44
Ru
101.072
12.45
2333.85
4149.85
2.2
1844
45
Rh
102.906
12.41
1963.85
3694.85
2.28
1804
46
Pd
106.421
12.023
1554.9
2962.85
2.2
1802
47
Ag
107.868
10.49
961.78
2161.85
1.93
5000 BC
48
Cd
112.414
8.65
321.07
766.85
1.69
1817
49
In
114.818
7.31
156.599
2071.85
1.78
1863
50
Sn
118.711
7.365
231.93
2601.85
1.96
3500 BC
51
Sb
121.76
6.697
630.63
1634.85
2.05
815
52
Te
127.603
6.24
449.51
987.85
2.1
1782
53
I
126.904
4.933
113.7
184.25
2.66
1811
54
Xe
131.294
5.894
-111.75
-108.099
2.6
1898
55
Cs
132.905
1.93
28.55
670.85
0.79
1860
56
Ba
137.328
3.51
726.85
1844.85
0.89
1772
57
La
138.905
6.162
919.85
3463.85
1.1
1838
58
Ce
140.116
6.77
794.85
3442.85
1.12
1803
59
Pr
140.908
6.77
934.85
3129.85
1.13
1885
60
Nd
144.242
7.01
1023.85
3073.85
1.14
1885
61
Pm
145
7.26
1041.85
2999.85
1.13
1942
62
Sm
150.362
7.52
1071.85
1899.85
1.17
1879
63
Eu
151.964
5.264
825.85
1528.85
1.2
1896
64
Gd
157.253
7.9
1311.85
2999.85
1.2
1880
65
Tb
158.925
8.23
1355.85
3122.85
1.1
1843
66
Dy
162.5
8.54
1406.85
2566.85
1.22
1886
67
Ho
164.93
8.79
1460.85
2599.85
1.23
1878
68
Er
167.259
9.066
1528.85
2867.85
1.24
1843
69
Tm
168.934
9.32
1544.85
1949.85
1.25
1879
70
Yb
173.045
6.9
823.85
1195.85
1.1
1878
71
Lu
174.967
9.841
1651.85
3401.85
1.27
1906
72
Hf
178.492
13.31
2232.85
4602.85
1.3
1922
73
Ta
180.948
16.69
3016.85
5457.85
1.5
1802
74
W
183.841
19.25
3421.85
5929.85
2.36
1781
75
Re
186.207
21.02
3185.85
5595.85
1.9
1908
76
Os
190.233
22.59
3032.85
5011.85
2.2
1803
77
Ir
192.217
22.56
2445.85
4129.85
2.2
1803
78
Pt
195.085
21.45
1768.25
3824.85
2.28
1735
79
Au
196.967
19.3
1064.18
2969.85
2.54
6000 BC
80
Hg
200.592
13.534
-38.829
356.73
2
1500 BC
81
Tl
204.382
11.85
303.85
1472.85
1.62
1861
82
Pb
207.21
11.34
327.46
1748.85
1.87
7000 BC
83
Bi
208.98
9.78
271.55
1563.85
2.02
1000
84
Po
209
9.196
253.85
961.85
2
1898
85
At
210
6.35
301.85
336.85
2.2
1940
86
Rn
222
9.73
-71.15
-61.65
2.2
1899
87
Fr
223
1.87
26.85
676.85
0.79
1939
88
Ra
226
5.5
959.85
1736.85
0.9
1898
89
Ac
227
10
1226.85
3226.85
1.1
1902
90
Th
232.038
11.724
1749.85
4787.85
1.3
1829
91
Pa
231.036
15.37
1567.85
4026.85
1.5
1913
92
U
238.029
19.1
1132.15
4130.85
1.38
1789
93
Np
237
20.45
638.85
4173.85
1.36
1940
94
Pu
244
19.816
639.35
3231.85
1.28
1940
95
Am
243
12
1175.85
2606.85
1.13
1944
96
Cm
247
13.51
1339.85
3109.85
1.28
1944
97
Bk
247
14.78
985.85
2626.85
1.3
1949
98
Cf
251
15.1
899.85
1469.85
1.3
1950
99
Es
252
8.84
859.85
995.85
1.3
1952
100
Fm
257
1526.85
1.3
1952
101
Md
258
826.85
1.3
1955
102
No
259
826.85
1.3
1966
103
Lr
262
1626.85
1.3
1961
104
Rf
261
23.2
2126.85
5526.85
1969
105
Db
268
29.3
1970
106
Sg
269
35
1974
107
Bh
270.133
37.1
1981
108
Hs
269
40.7
-147.15
1984
109
Mt
277.154
37.4
1982
110
Ds
281
34.8
1994
111
Rg
281
28.7
1994
112
Cn
285
23.7
3296.85
1996
113
Nh
286
16
426.85
1156.85
2003
114
Fl
289
14
66.85
146.85
1999
115
Mc
288
13.5
396.85
1126.85
2003
116
Lv
293
12.9
435.85
811.85
2000
117
Ts
294
7.17
449.85
609.85
2009
118
Og
294
4.95
76.85
2002