1766
1
H
Hydrogen
1.00794(4)
1s1
2.2
37
120
1312
-73
14
20
0.0000899
1868
2
He
Helium
4.002602(2)
1s2
32
140
2372
0
4
0
1817
3
Li
Lithium
6.941(2)
[He] 2s1
0.98
134
76 (+1)
182
520
-60
454
1615
0.54
1798
4
Be
Beryllium
9.012182(3)
[He] 2s2
1.57
90
45 (+2)
900
0
1560
2743
1.85
1807
5
B
Boron
10.811(7)
[He] 2s2 2p1
2.04
82
27 (+3)
801
-27
2348
4273
2.46
Ancient
6
C
Carbon
12.0107(8)
[He] 2s2 2p2
2.55
77
16 (+4)
170
1087
-154
3823
4300
2.26
1772
7
N
Nitrogen
14.0067(2)
[He] 2s2 2p3
3.04
75
146 (-3)
155
1402
-7
63
77
0
1774
8
O
Oxygen
15.9994(3)
[He] 2s2 2p4
3.44
73
140 (-2)
152
1314
-141
55
90
0
1670
9
F
Fluorine
18.9984032(5)
[He] 2s2 2p5
3.98
71
133 (-1)
147
1681
-328
54
85
0
1898
10
Ne
Neon
20.1797(6)
[He] 2s2 2p6
69
154
2081
0
25
27
0
1807
11
Na
Sodium
22.98976928(2)
[Ne] 3s1
0.93
154
102 (+1)
227
496
-53
371
1156
0.97
1808
12
Mg
Magnesium
24.3050(6)
[Ne] 3s2
1.31
130
72 (+2)
173
738
0
923
1363
1.74
Ancient
13
Al
Aluminum
26.9815386(8)
[Ne] 3s2 3p1
1.61
118
53.5 (+3)
578
-43
933
2792
2.7
1854
14
Si
Silicon
28.0855(3)
[Ne] 3s2 3p2
1.9
111
40 (+4)
210
787
-134
1687
3173
2.33
1669
15
P
Phosphorus
30.973762(2)
[Ne] 3s2 3p3
2.19
106
44 (+3)
180
1012
-72
317
554
1.82
Ancient
16
S
Sulfur
32.065(5)
[Ne] 3s2 3p4
2.58
102
184 (-2)
180
1000
-200
388
718
1.96
1774
17
Cl
Chlorine
35.453(2)
[Ne] 3s2 3p5
3.16
99
181 (-1)
175
1251
-349
172
239
0
1894
18
Ar
Argon
39.948(1)
[Ne] 3s2 3p6
97
188
1521
0
84
87
0
1807
19
K
Potassium
39.0983(1)
[Ar] 4s1
0.82
196
138 (+1)
275
419
-48
337
1032
0.86
Ancient
20
Ca
Calcium
40.078(4)
[Ar] 4s2
1
174
100 (+2)
590
-2
1115
1757
1.55
1876
21
Sc
Scandium
44.955912(6)
[Ar] 3d1 4s2
1.36
144
74.5 (+3)
633
-18
1814
3103
2.99
1791
22
Ti
Titanium
47.867(1)
[Ar] 3d2 4s2
1.54
136
86 (+2)
659
-8
1941
3560
4.51
1803
23
V
Vanadium
50.9415(1)
[Ar] 3d3 4s2
1.63
125
79 (+2)
651
-51
2183
3680
6.11
Ancient
24
Cr
Chromium
51.9961(6)
[Ar] 3d5 4s1
1.66
127
80 (+2*)
653
-64
2180
2944
7.14
1774
25
Mn
Manganese
54.938045(5)
[Ar] 3d5 4s2
1.55
139
67 (+2)
717
0
1519
2334
7.47
Ancient
26
Fe
Iron
55.845(2)
[Ar] 3d6 4s2
1.83
125
78 (+2*)
763
-16
1811
3134
7.87
Ancient
27
Co
Cobalt
58.933195(5)
[Ar] 3d7 4s2
1.88
126
74.5 (+2*)
760
-64
1768
3200
8.9
1751
28
Ni
Nickel
58.6934(4)
[Ar] 3d8 4s2
1.91
121
69 (+2)
163
737
-112
1728
3186
8.91
Ancient
29
Cu
Copper
63.546(3)
[Ar] 3d10 4s1
1.9
138
77 (+1)
140
746
-118
1358
3200
8.92
1746
30
Zn
Zinc
65.38(2)
[Ar] 3d10 4s2
1.65
131
74 (+2)
139
906
0
693
1180
7.14
1875
31
Ga
Gallium
69.723(1)
[Ar] 3d10 4s2 4p1
1.81
126
62 (+3)
187
579
-29
303
2477
5.9
1886
32
Ge
Germanium
72.64(1)
[Ar] 3d10 4s2 4p2
2.01
122
73 (+2)
762
-119
1211
3093
5.32
Ancient
33
As
Arsenic
74.92160(2)
[Ar] 3d10 4s2 4p3
2.18
119
58 (+3)
185
947
-78
1090
887
5.73
1817
34
Se
Selenium
78.96(3)
[Ar] 3d10 4s2 4p4
2.55
116
198 (-2)
190
941
-195
494
958
4.82
1826
35
Br
Bromine
79.904(1)
[Ar] 3d10 4s2 4p5
2.96
114
196 (-1)
185
1140
-325
266
332
3.12
1898
36
Kr
Krypton
83.798(2)
[Ar] 3d10 4s2 4p6
110
202
1351
0
116
120
0
1861
37
Rb
Rubidium
85.4678(3)
[Kr] 5s1
0.82
211
152 (+1)
403
-47
312
961
1.53
1790
38
Sr
Strontium
87.62(1)
[Kr] 5s2
0.95
192
118 (+2)
550
-5
1050
1655
2.63
1794
39
Y
Yttrium
88.90585(2)
[Kr] 4d1 5s2
1.22
162
90 (+3)
600
-30
1799
3618
4.47
1789
40
Zr
Zirconium
91.224(2)
[Kr] 4d2 5s2
1.33
148
72 (+4)
640
-41
2128
4682
6.51
1801
41
Nb
Niobium
92.90638(2)
[Kr] 4d4 5s1
1.6
137
72 (+3)
652
-86
2750
5017
8.57
1778
42
Mo
Molybdenum
95.96(2)
[Kr] 4d5 5s1
2.16
145
69 (+3)
684
-72
2896
4912
10.28
1937
43
Tc
Technetium
[98]
[Kr] 4d5 5s2
1.9
156
64.5 (+4)
702
-53
2430
4538
11.5
1827
44
Ru
Ruthenium
101.07(2)
[Kr] 4d7 5s1
2.2
126
68 (+3)
710
-101
2607
4423
12.37
1803
45
Rh
Rhodium
102.90550(2)
[Kr] 4d8 5s1
2.28
135
66.5 (+3)
720
-110
2237
3968
12.45
1803
46
Pd
Palladium
106.42(1)
[Kr] 4d10
2.2
131
59 (+1)
163
804
-54
1828
3236
12.02
Ancient
47
Ag
Silver
107.8682(2)
[Kr] 4d10 5s1
1.93
153
115 (+1)
172
731
-126
1235
2435
10.49
1817
48
Cd
Cadmium
112.411(8)
[Kr] 4d10 5s2
1.69
148
95 (+2)
158
868
0
594
1040
8.65
1863
49
In
Indium
114.818(3)
[Kr] 4d10 5s2 5p1
1.78
144
80 (+3)
193
558
-29
430
2345
7.31
Ancient
50
Sn
Tin
118.710(7)
[Kr] 4d10 5s2 5p2
1.96
141
112 (+2)
217
709
-107
505
2875
7.31
Ancient
51
Sb
Antimony
121.760(1)
[Kr] 4d10 5s2 5p3
2.05
138
76 (+3)
834
-103
904
1860
6.7
1782
52
Te
Tellurium
127.60(3)
[Kr] 4d10 5s2 5p4
2.1
135
221 (-2)
206
869
-190
723
1261
6.24
1811
53
I
Iodine
126.90447(3)
[Kr] 4d10 5s2 5p5
2.66
133
220 (-1)
198
1008
-295
387
457
4.94
1898
54
Xe
Xenon
131.293(6)
[Kr] 4d10 5s2 5p6
130
48 (+8)
216
1170
0
161
165
0.01
1860
55
Cs
Cesium
132.9054519(2)
[Xe] 6s1
0.79
225
167 (+1)
376
-46
302
944
1.88
1808
56
Ba
Barium
137.327(7)
[Xe] 6s2
0.89
198
135 (+2)
503
-14
1000
2143
3.51
1923
72
Hf
Hafnium
178.49(2)
[Xe] 4f14 5d2 6s2
1.3
150
71 (+4)
659
0
2506
4876
13.31
1802
73
Ta
Tantalum
180.94788(2)
[Xe] 4f14 5d3 6s2
1.5
138
72 (+3)
761
-31
3290
5731
16.65
1783
74
W
Tungsten
183.84(1)
[Xe] 4f14 5d4 6s2
2.36
146
66 (+4)
770
-79
3695
5828
19.25
1925
75
Re
Rhenium
186.207(1)
[Xe] 4f14 5d5 6s2
1.9
159
63 (+4)
760
-15
3459
5869
21.02
1803
76
Os
Osmium
190.23(3)
[Xe] 4f14 5d6 6s2
2.2
128
63 (+4)
840
-106
3306
5285
22.59
1803
77
Ir
Iridium
192.217(3)
[Xe] 4f14 5d7 6s2
2.2
137
68 (+3)
880
-151
2739
4701
22.56
Ancient
78
Pt
Platinum
195.084(9)
[Xe] 4f14 5d9 6s1
2.28
128
86 (+2)
175
870
-205
2041
4098
21.09
Ancient
79
Au
Gold
196.966569(4)
[Xe] 4f14 5d10 6s1
2.54
144
137 (+1)
166
890
-223
1337
3129
19.3
Ancient
80
Hg
Mercury
200.59(2)
[Xe] 4f14 5d10 6s2
2
149
119 (+1)
155
1007
0
234
630
13.53
1861
81
Tl
Thallium
204.3833(2)
[Xe] 4f14 5d10 6s2 6p1
2.04
148
150 (+1)
196
589
-19
577
1746
11.85
Ancient
82
Pb
Lead
207.2(1)
[Xe] 4f14 5d10 6s2 6p2
2.33
147
119 (+2)
202
716
-35
601
2022
11.34
Ancient
83
Bi
Bismuth
208.98040(1)
[Xe] 4f14 5d10 6s2 6p3
2.02
146
103 (+3)
703
-91
544
1837
9.78
1898
84
Po
Polonium
[209]
[Xe] 4f14 5d10 6s2 6p4
2
94 (+4)
812
-183
527
1235
9.2
1940
85
At
Astatine
[210]
[Xe] 4f14 5d10 6s2 6p5
2.2
62 (+7)
920
-270
575
1900
86
Rn
Radon
[222]
[Xe] 4f14 5d10 6s2 6p6
145
1037
202
211
0.01
1939
87
Fr
Francium
[223]
[Rn] 7s1
0.7
180 (+1)
380
1898
88
Ra
Radium
[226]
[Rn] 7s2
0.9
148 (+2)
509
973
2010
5
1969
104
Rf
Rutherfordium
[267]
[Rn] 5f14 6d2 7s2
1967
105
Db
Dubnium
[268]
[Rn].5f14.6d3.7s2
1974
106
Sg
Seaborgium
[271]
[Rn].5f14.6d4.7s2
1976
107
Bh
Bohrium
[272]
[Rn].5f14.6d5.7s2
1984
108
Hs
Hassium
[270]
[Rn].5f14.6d6.7s2
1982
109
Mt
Meitnerium
[276]
[Rn].5f14.6d7.7s2
1994
110
Ds
Darmstadtium
[281]
f14.6d9.7s1
1994
111
Rg
Roentgenium
[280]
f14.6d10.7s1
1996
112
Cn
Copernicium
[285]
f14.6d10.7s2
2003
113
Nh
Nihonium
[284]
f14.6d10.7s2.7p1
1998
114
Fl
Flerovium
[289]
f14.6d10.7s2.7p2
2003
115
Mc
Moscovium
[288]
f14.6d10.7s2.7p3
2000
116
Lv
Livermorium
[293]
f14.6d10.7s2.7p4
2010
117
Ts
Tennessine
f14.6d10.7s2.7p5
2002
118
Og
Oganesson
[294]
f14.6d10.7s2.7p6
N/A
N/A
N/A
1839
57
La
Lanthanum
138.90547(7)
[Xe] 5d1 6s2
1.1
169
103.2 (+3)
538
-48
1193
3737
6.15
1803
58
Ce
Cerium
140.116(1)
[Xe] 4f1 5d1 6s2
1.12
102 (+3)
534
-50
1071
3633
6.69
1885
59
Pr
Praseodymium
140.90765(2)
[Xe] 4f3 6s2
1.13
99 (+3)
527
-50
1204
3563
6.64
1885
60
Nd
Neodymium
144.242(3)
[Xe] 4f4 6s2
1.14
129 (+2)
533
-50
1294
3373
7.01
1947
61
Pm
Promethium
[145]
[Xe] 4f5 6s2
1.13
97 (+3)
540
-50
1373
3273
7.26
1853
62
Sm
Samarium
150.36(2)
[Xe] 4f6 6s2
1.17
122 (+2)
545
-50
1345
2076
7.35
1901
63
Eu
Europium
151.964(1)
[Xe] 4f7 6s2
1.2
117 (+2)
547
-50
1095
1800
5.24
1880
64
Gd
Gadolinium
157.25(3)
[Xe] 4f7 5d1 6s2
1.2
93.8 (+3)
593
-50
1586
3523
7.9
1843
65
Tb
Terbium
158.92535(2)
[Xe] 4f9 6s2
1.2
92.3 (+3)
566
-50
1629
3503
8.22
1886
66
Dy
Dysprosium
162.500(1)
[Xe] 4f10 6s2
1.22
107 (+2)
573
-50
1685
2840
8.55
1878
67
Ho
Holmium
164.93032(2)
[Xe] 4f11 6s2
1.23
90.1 (+3)
581
-50
1747
2973
8.8
1842
68
Er
Erbium
167.259(3)
4f12 6s2
1.24
89 (+3)
589
-50
1770
3141
9.07
1879
69
Tm
Thulium
168.93421(2)
[Xe] 4f13 6s2
1.25
103 (+2)
597
-50
1818
2223
9.32
1878
70
Yb
Ytterbium
173.054(5)
[Xe] 4f14 6s2
1.1
102 (+2)
603
-50
1092
1469
6.57
1907
71
Lu
Lutetium
174.9668(1)
[Xe] 4f14 5d1 6s2
1.27
160
86.1 (+3)
524
-50
1936
3675
9.84
1899
89
Ac
Actinium
[227]
[Rn] 6d1 7s2
1.1
112 (+3)
499
1323
3473
10.07
1828
90
Th
Thorium
232.03806(2)
[Rn] 6d2 7s2
1.3
94 (+4)
587
2023
5093
11.72
1913
91
Pa
Protactinium
231.03588(2)
[Rn] 5f2 6d1 7s2
1.5
104 (+3)
568
1845
4273
15.37
1789
92
U
Uranium
238.02891(3)
[Rn] 5f3 6d1 7s2
1.38
102.5 (+3)
186
598
1408
4200
19.05
1940
93
Np
Neptunium
[237]
[Rn] 5f4 6d1 7s2
1.36
110 (+2)
605
917
4273
20.45
1940
94
Pu
Plutonium
[244]
[Rn] 5f6 7s2
1.28
100 (+3)
585
913
3503
19.82
1944
95
Am
Americium
[243]
[Rn] 5f7 7s2
1.3
126 (+2)
578
1449
2284
13.67
1944
96
Cm
Curium
[247]
[Rn] 5f7 6d1 7s2
1.3
97 (+3)
581
1618
3383
13.51
1949
97
Bk
Berkelium
[247]
[Rn] 5f9 7s2
1.3
96 (+3)
601
1323
14.78
1950
98
Cf
Californium
[251]
[Rn] 5f10 7s2
1.3
95 (+3)
608
1173
15.1
1952
99
Es
Einsteinium
[252]
[Rn] 5f11 7s2
1.3
619
1133
1952
100
Fm
Fermium
[257]
[Rn] 5f12 7s2
1.3
627
1800
1955
101
Md
Mendelevium
[258]
[Rn] 5f13 7s2
1.3
635
1100
1957
102
No
Nobelium
[259]
[Rn] 5f14 7s2
1.3
642
1100
1961
103
Lr
Lawrencium
[262]
[Rn] 5f14 7s2 7p1
1.3
1900