Bảng Tuần Hoàn Hoá Học
Tra cứu 118 nguyên tố theo chuẩn IUPAC
118 nguyên tố
Tất cả
Alkali metal
Alkaline earth metal
Transition metal
Post transition metal
Metalloid
Nonmetal
Halogen
Noble-gas
Lanthanide
Actinide
Alkali metal
Alkaline earth metal
Transition metal
Post transition metal
Metalloid
Nonmetal
Halogen
Noble-gas
Lanthanide
Actinide
Số hiệu nguyên tử
Kí hiệu hóa học
Tên nguyên tố
Nguyên tử khối trung bình
Cấu hình electron
13
Al
Aluminium
26.982
[Ne] 3s
2
3p
1
1
H
Hydrogen
1.008
1s
1
2
He
Helium
4.0026
1s
2
3
Li
Lithium
6.94
[He] 2s
1
4
Be
Beryllium
9.0122
[He] 2s
2
5
B
Boron
10.81
[He] 2s
2
2p
1
6
C
Carbon
12.011
[He] 2s
2
2p
2
7
N
Nitrogen
14.007
[He] 2s
2
2p
3
8
O
Oxygen
15.999
[He] 2s
2
2p
4
9
F
Fluorine
18.998
[He] 2s
2
2p
5
10
Ne
Neon
20.180
[He] 2s
2
2p
6
11
Na
Sodium
22.990
[Ne] 3s
1
12
Mg
Magnesium
24.305
[Ne] 3s
2
13
Al
Aluminium
26.982
[Ne] 3s
2
3p
1
14
Si
Silicon
28.085
[Ne] 3s
2
3p
2
15
P
Phosphorus
30.974
[Ne] 3s
2
3p
3
16
S
Sulfur
32.06
[Ne] 3s
2
3p
4
17
Cl
Chlorine
35.45
[Ne] 3s
2
3p
5
18
Ar
Argon
39.948
[Ne] 3s
2
3p
6
19
K
Potassium
39.098
[Ar] 4s
1
20
Ca
Calcium
40.078
[Ar] 4s
2
21
Sc
Scandium
44.956
[Ar] 3d
1
4s
2
22
Ti
Titanium
47.867
[Ar] 3d
2
4s
2
23
V
Vanadium
50.942
[Ar] 3d
3
4s
2
24
Cr
Chromium
51.996
[Ar] 3d
5
4s
1
25
Mn
Manganese
54.938
[Ar] 3d
5
4s
2
26
Fe
Iron
55.845
[Ar] 3d
6
4s
2
27
Co
Cobalt
58.933
[Ar] 3d
7
4s
2
28
Ni
Nickel
58.693
[Ar] 3d
8
4s
2
29
Cu
Copper
63.546
[Ar] 3d
1
4s
1
30
Zn
Zinc
65.38
[Ar] 3d
1
4s
2
31
Ga
Gallium
69.723
[Ar] 3d
1
4s
2
4p
1
32
Ge
Germanium
72.630
[Ar] 3d
1
4s
2
4p
2
33
As
Arsenic
74.922
[Ar] 3d
1
4s
2
4p
3
34
Se
Selenium
78.971
[Ar] 3d
1
4s
2
4p
4
35
Br
Bromine
79.904
[Ar] 3d
1
4s
2
4p
5
36
Kr
Krypton
83.798
[Ar] 3d
1
4s
2
4p
6
37
Rb
Rubidium
85.468
[Kr] 5s
1
38
Sr
Strontium
87.62
[Kr] 5s
2
39
Y
Yttrium
88.906
[Kr] 4d
1 5s
2
40
Zr
Zirconium
91.224
[Kr] 4d
2
5s
2
41
Nb
Niobium
92.906
[Kr] 4d
4
5s
1
42
Mo
Molybdenum
95.95
[Kr] 4d
5
5s
1
43
Tc
Technetium
98
[Kr] 4d
5
5s
2
44
Ru
Ruthenium
101.07
[Kr] 4d
7
5s
1
45
Rh
Rhodium
102.91
[Kr] 4d
8
5s
1
46
Pd
Palladium
106.42
[Kr] 4d
10
47
Ag
Silver
107.87
[Kr] 4d
10
5s
1
48
Cd
Cadmium
112.41
[Kr] 4d
10
5s
2
49
In
Indium
114.82
[Kr] 4d
10
5s
2
5p1
50
Sn
Tin
118.71
[Kr] 4d
10
5s
2
5p2
51
Sb
Antimony
122
[Kr] 4d
1
0
5s
2
5p
3
52
Te
Tellurium
128
[Kr] 4d
1
0
5s
2
5p
4
53
I
Iodine
127
[Kr] 4d
1
0
5s
2
5p
5
54
Xe
Xenon
131
[Kr] 4d
1
0
5s
2
5p
6
55
Cs
Cesium
133
[Xe] 6s
1
56
Ba
Barium
137
[Xe] 6s
2
57
La
Lanthanum
139
[Xe] 5d
1
6s
2
58
Ce
Cerium
140
[Xe] 4f
1
5d
1
6s
2
59
Pr
Praseodymium
141
[Xe] 4f
3
6s
2
60
Nd
Neodymium
144
[Xe] 4f
4
6s
2
61
Pm
Promethium
145
[Xe] 4f
5
6s
2
62
Sm
Samarium
150
[Xe] 4f
6
6s
2
63
Eu
Europium
152
[Xe] 4f
7
6s
2
64
Gd
Gadolinium
157
[Xe] 4f
7
5d
1
6s
2
65
Tb
Terbium
159
[Xe] 4f
9
6s
2
66
Dy
Dysprosium
163
[Xe] 4f
1
0
6s
2
67
Ho
Holmium
165
[Xe] 4f
1
1
6s
2
68
Er
Erbium
167
[Xe] 4f
1
2
6s
2
69
Tm
Thulium
169
[Xe] 4f
1
3
6s
2
70
Yb
Ytterbium
173
[Xe] 4f
1
4
6s
2
71
Lu
Lutetium
175
[Xe] 4f
1
4
5d
1
6s
2
72
Hf
Hafnium
178
[Xe] 4f
1
4
5d
2
6s
2
73
Ta
Tantalum
181
[Xe] 4f
1
4
5d
3
6s
2
74
W
Tungsten
184
[Xe] 4f
1
4
5d
4
6s
2
75
Re
Rhenium
186
[Xe] 4f
1
4
5d
5
6s
2
76
Os
Osmium
190
[Xe] 4f
1
4
5d
6
6s
2
77
Ir
Iridium
192
[Xe] 4f
1
4
5d
7
6s
2
78
Pt
Platinum
195
[Xe] 4f
1
4
5d
9
6s
1
79
Au
Gold
197
[Xe] 4f
1
4
5d
1
0
6s
1
80
Hg
Mercury
201
[Xe] 4f
1
4
5d
1
0
6s
2
81
Tl
Thallium
204
[Xe] 4f
1
4
5d
1
0
6s
2
6p
1
82
Pb
Lead
207
[Xe] 4f
1
4
5d
1
0
6s
2
6p
2
83
Bi
Bismuth
209
[Xe] 4f
1
4
5d
1
0
6s
2
6p
3
84
Po
Polonium
209
[Xe] 4f
1
4
5d
1
0
6s
2
6p
4
85
At
Astatine
210
[Xe] 4f
1
4
5d
1
0
6s
2
6p
5
86
Rn
Radon
222
[Xe] 4f
1
4
5d
1
0
6s
2
6p
6
87
Fr
Francium
223
[Rn] 7s
1
88
Ra
Radium
226
[Rn] 7s
2
89
Ac
Actinium
227
[Rn] 6d
1
7s
2
90
Th
Thorium
232
[Rn] 6d
2
7s
2
91
Pa
Protactinium
231
[Rn] 5f
2
6d
1
7s
2
92
U
Uranium
238
[Rn] 5f
3
6d
1
7s
2
93
Np
Neptunium
237
[Rn] 5f
4
6d
1
7s
2
94
Pu
Plutonium
244
[Rn] 5f
6
7s
2
95
Am
Americium
243
[Rn] 5f
7
7s
2
96
Cm
Curium
247
[Rn] 5f
7
6d
1
7s
2
97
Bk
Berkelium
247
[Rn] 5f
9
7s
2
98
Cf
Californium
251
[Rn] 5f
1
0
7s
2
99
Es
Einsteinium
252
[Rn] 5f
1
1
7s
2
100
Fm
Fermium
257
[Rn] 5f
1
2
7s
2
101
Md
Mendelevium
258
[Rn] 5f
1
3
7s
2
102
No
Nobelium
259
[Rn] 5f
1
4
7s
2
103
Lr
Lawrencium
266
[Rn] 5f
1
4
7s
2
7p
1
104
Rf
Rutherfordium
267
[Rn] 5f
1
4
6d
2
7s
2
105
Db
Dubnium
268
[Rn] 5f
1
4
6d
3
7s
2
106
Sg
Seaborgium
269
[Rn] 5f
1
4
6d
4
7s
2
107
Bh
Bohrium
270
[Rn] 5f
1
4
6d
5
7s
2
108
Hs
Hassium
277
[Rn] 5f
1
4
6d
6
7s
2
109
Mt
Meitnerium
278
[Rn] 5f
1
4
6d
7
7s
2
110
Ds
Darmstadtium
281
[Rn] 5f
1
4
6d
9
7s
1
111
Rg
Roentgenium
282
[Rn] 5f
1
4
6d
1
0
7s
1
112
Cn
Copernicium
285
[Rn] 5f
1
4
6d
1
0
7s
2
113
Nh
Nihonium
286
[Rn] 5f
1
4
6d
1
0
7s
2
7p
1
114
Fl
Flerovium
289
[Rn] 5f
1
4
6d
1
0
7s
2
7p
2
115
Mc
Moscovium
290
[Rn] 5f
1
4
6d
1
0
7s
2
7p
3
116
Lv
Livermorium
293
[Rn] 5f
1
4
6d
1
0
7s
2
7p
4
117
Ts
Tennessine
294
[Rn] 5f
1
4
6d
1
0
7s
2
7p
5
118
Og
Oganesson
294
[Rn] 5f
1
4
6d
1
0
7s
2
7p
6
57-71
89-103