
Chemical elements
Here's a list of all of the chemical elements of the periodic table ordered by increasing atomic number. Click on the column header to sort the table by that column or click on an element name to get detailed facts about the element.
Of these 118 elements, 86 are metals, 11 are nonmetals, 7 are metalloids and 7 are noble gases. 30 are radioactive lanthanides or actinides, and 8 of the heaviest are still classified as unknown.
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1
1.0079
H
Hydrogen
Nonmetal
2
4.0026
He
Helium
Noble Gas
3
6.938
Li
Lithium
Alkali Metal
4
9.01218
Be
Beryllium
Alkaline Earth Metal
5
10.806
B
Boron
Metalloid
6
12.0096
C
Carbon
Nonmetal
7
14.0064
N
Nitrogen
Nonmetal
8
15.999
O
Oxygen
Nonmetal
9
18.9984
F
Fluorine
Nonmetal
10
20.1797
Ne
Neon
Noble Gas
11
22.9898
Na
Sodium
Alkali Metal
12
24.304
Mg
Magnesium
Alkaline Earth Metal
13
26.9815
Al
Aluminium
Post-Transition Metal
14
28.084
Si
Silicon
Metalloid
15
30.9738
P
Phosphorus
Nonmetal
16
32.059
S
Sulfur
Nonmetal
17
35.446
Cl
Chlorine
Nonmetal
18
39.792
Ar
Argon
Noble Gas
19
39.0983
K
Potassium
Alkali Metal
20
40.0784
Ca
Calcium
Alkaline Earth Metal
21
44.9559
Sc
Scandium
Transition Metal
22
47.8671
Ti
Titanium
Transition Metal
23
50.9415
V
Vanadium
Transition Metal
24
51.9962
Cr
Chromium
Transition Metal
25
54.938
Mn
Manganese
Transition Metal
26
55.8452
Fe
Iron
Transition Metal
27
58.9332
Co
Cobalt
Transition Metal
28
58.6934
Ni
Nickel
Transition Metal
29
63.5463
Cu
Copper
Transition Metal
30
65.382
Zn
Zinc
Transition Metal
31
69.7231
Ga
Gallium
Post-Transition Metal
32
72.6308
Ge
Germanium
Metalloid
33
74.9216
As
Arsenic
Metalloid
34
78.9718
Se
Selenium
Nonmetal
35
79.901
Br
Bromine
Nonmetal
36
83.7982
Kr
Krypton
Noble Gas
37
85.4678
Rb
Rubidium
Alkali Metal
38
87.621
Sr
Strontium
Alkaline Earth Metal
39
88.9058
Y
Yttrium
Transition Metal
40
91.2242
Zr
Zirconium
Transition Metal
41
92.9064
Nb
Niobium
Transition Metal
42
95.951
Mo
Molybdenum
Transition Metal
43
98.9062
Tc
Technetium
Transition Metal
44
101.072
Ru
Ruthenium
Transition Metal
45
102.906
Rh
Rhodium
Transition Metal
46
106.421
Pd
Palladium
Transition Metal
47
107.868
Ag
Silver
Transition Metal
48
112.414
Cd
Cadmium
Transition Metal
49
114.818
In
Indium
Post-Transition Metal
50
118.711
Sn
Tin
Post-Transition Metal
51
121.76
Sb
Antimony
Metalloid
52
127.603
Te
Tellurium
Metalloid
53
126.904
I
Iodine
Nonmetal
54
131.294
Xe
Xenon
Noble Gas
55
132.905
Cs
Cesium
Alkali Metal
56
137.328
Ba
Barium
Alkaline Earth Metal
57
138.905
La
Lanthanum
Lanthanide
58
140.116
Ce
Cerium
Lanthanide
59
140.908
Pr
Praseodymium
Lanthanide
60
144.242
Nd
Neodymium
Lanthanide
61
145
Pm
Promethium
Lanthanide
62
150.362
Sm
Samarium
Lanthanide
63
151.964
Eu
Europium
Lanthanide
64
157.253
Gd
Gadolinium
Lanthanide
65
158.925
Tb
Terbium
Lanthanide
66
162.5
Dy
Dysprosium
Lanthanide
67
164.93
Ho
Holmium
Lanthanide
68
167.259
Er
Erbium
Lanthanide
69
168.934
Tm
Thulium
Lanthanide
70
173.045
Yb
Ytterbium
Lanthanide
71
174.967
Lu
Lutetium
Lanthanide
72
178.492
Hf
Hafnium
Transition Metal
73
180.948
Ta
Tantalum
Transition Metal
74
183.841
W
Tungsten
Transition Metal
75
186.207
Re
Rhenium
Transition Metal
76
190.233
Os
Osmium
Transition Metal
77
192.217
Ir
Iridium
Transition Metal
78
195.085
Pt
Platinum
Transition Metal
79
196.967
Au
Gold
Transition Metal
80
200.592
Hg
Mercury
Transition Metal
81
204.382
Tl
Thallium
Post-Transition Metal
82
207.21
Pb
Lead
Post-Transition Metal
83
208.98
Bi
Bismuth
Post-Transition Metal
84
209
Po
Polonium
Post-Transition Metal
85
210
At
Astatine
Metalloid
86
222
Rn
Radon
Noble Gas
87
223
Fr
Francium
Alkali Metal
88
226
Ra
Radium
Alkaline Earth Metal
89
227
Ac
Actinium
Actinide
90
232.038
Th
Thorium
Actinide
91
231.036
Pa
Protactinium
Actinide
92
238.029
U
Uranium
Actinide
93
237
Np
Neptunium
Actinide
94
244
Pu
Plutonium
Actinide
95
243
Am
Americium
Actinide
96
247
Cm
Curium
Actinide
97
247
Bk
Berkelium
Actinide
98
251
Cf
Californium
Actinide
99
252
Es
Einsteinium
Actinide
100
257
Fm
Fermium
Actinide
101
258
Md
Mendelevium
Actinide
102
259
No
Nobelium
Actinide
103
262
Lr
Lawrencium
Actinide
104
261
Rf
Rutherfordium
Transition Metal
105
268
Db
Dubnium
Transition Metal
106
269
Sg
Seaborgium
Transition Metal
107
270.133
Bh
Bohrium
Transition Metal
108
269
Hs
Hassium
Transition Metal
109
277.154
Mt
Meitnerium
Unknown
110
281
Ds
Darmstadtium
Unknown
111
281
Rg
Roentgenium
Unknown
112
285
Cn
Copernicium
Transition Metal
113
286
Nh
Nihonium
Unknown
114
289
Fl
Flerovium
Post-Transition Metal
115
288
Mc
Moscovium
Unknown
116
293
Lv
Livermorium
Unknown
117
294
Ts
Tennessine
Unknown
118
294
Og
Oganesson
Noble Gas
Frequently asked questions
How many chemical elements are there?
There are 118 confirmed chemical elements on the modern periodic table. They run from hydrogen (atomic number 1) to oganesson (atomic number 118). Elements 1 to 94 occur naturally on Earth; elements 95 and beyond have so far only been produced in laboratories.
What is the difference between a metal, a nonmetal and a metalloid?
Metals are typically shiny, malleable conductors of heat and electricity. Nonmetals are poor conductors, often gases or brittle solids, and include oxygen, nitrogen and the halogens. Metalloids sit on the boundary and share properties of both, such as silicon, boron and arsenic.
Which element is the most common in the universe?
Hydrogen, by a wide margin. About 74 percent of the visible mass of the universe is hydrogen, with helium making up most of the remaining 24 percent. All other elements combined account for around 2 percent.
Which element was discovered most recently?
Tennessine (Ts, element 117) and oganesson (Og, element 118) were the most recently synthesised elements, with their discoveries confirmed in 2009 and 2002 respectively, and their names officially recognised by IUPAC in 2016.
Which element has the highest melting point?
Tungsten (W) has the highest melting point of any element at 3422 °C (6192 °F), which is why it is used for incandescent light-bulb filaments and as an electrode material in high-temperature applications.
Which element is the heaviest stable one?
Lead (Pb, element 82) is the heaviest element with at least one stable isotope. Every element heavier than lead is radioactive, though some have very long half-lives such as bismuth-209 and uranium-238.