1
H
Hydrogen
Atomic mass: 1.0078 g/mol
Classification: Other nonmetals
Density: 0.0000899 g/cm³
Melting point: 14.01 K
Boiling point: 20.28 K
2
He
Helium
Atomic mass: 4.0026 g/mol
Classification: Noble gases
Density: 0.00017846 g/cm³
Melting point: 0.95 K
Boiling point: 4.25 K
3
Li
Lithium
Atomic mass: 6.941 g/mol
Classification: Alkali metals
Density: 0.534 g/cm³
Melting point: 453.65 K
Boiling point: 1615.15 K
4
Be
Beryllium
Atomic mass: 9.0121 g/mol
Classification: Alkaline earth metals
Density: 1.848 g/cm³
Melting point: 1551.15 K
Boiling point: 3243.15 K
5
B
Boron
Atomic mass: 10.811 g/mol
Classification: Metalloids
Density: 2.34 g/cm³
Melting point: 2348.95 K
Boiling point: 4199.95 K
6
C
Carbon
Atomic mass: 12.0107 g/mol
Classification: Other nonmetals
Density: 2.26 g/cm³
Melting point: 3823.15 K
Boiling point: 5100.15 K
7
N
Nitrogen
Atomic mass: 14.0067 g/mol
Classification: Other nonmetals
Density: 0.001251 g/cm³
Melting point: 63.25 K
Boiling point: 77.35 K
8
O
Oxygen
Atomic mass: 15.9994 g/mol
Classification: Other nonmetals
Density: 0.00142897 g/cm³
Melting point: 54.36 K
Boiling point: 90.19 K
9
F
Fluorine
Atomic mass: 18.9984 g/mol
Classification: Halogens
Density: 0.001696 g/cm³
Melting point: 53.48 K
Boiling point: 85.04 K
10
Ne
Neon
Atomic mass: 20.1797 g/mol
Classification: Noble gases
Density: 0.0009002 g/cm³
Melting point: 24.48 K
Boiling point: 27.1 K
11
Na
Sodium
Atomic mass: 22.9897 g/mol
Classification: Alkali metals
Density: 0.971 g/cm³
Melting point: 370.95 K
Boiling point: 1156.09 K
12
Mg
Magnesium
Atomic mass: 24.305 g/mol
Classification: Alkaline earth metals
Density: 1.738 g/cm³
Melting point: 923.15 K
Boiling point: 1363.15 K
13
Al
Aluminum
Atomic mass: 26.9815 g/mol
Classification: Post-transition metals
Density: 2.6989 g/cm³
Melting point: 933.15 K
Boiling point: 2791.97 K
14
Si
Silicon
Atomic mass: 28.0855 g/mol
Classification: Metalloids
Density: 2.33 g/cm³
Melting point: 1688 K
Boiling point: 3538.15 K
15
P
Phosphorus
Atomic mass: 30.9737 g/mol
Classification: Other nonmetals
Density: 2.82 g/cm³
Melting point: 317.3 K
Boiling point: 553.65 K
16
S
Sulfur
Atomic mass: 32.065 g/mol
Classification: Other nonmetals
Density: 2.07 g/cm³
Melting point: 385.95 K
Boiling point: 717.82 K
17
Cl
Chlorine
Atomic mass: 35.453 g/mol
Classification: Halogens
Density: 0.003214 g/cm³
Melting point: 172.17 K
Boiling point: 238.55 K
18
Ar
Argon
Atomic mass: 39.948 g/mol
Classification: Noble gases
Density: 0.001784 g/cm³
Melting point: 83.81 K
Boiling point: 87.3 K
19
K
Potassium
Atomic mass: 39.0983 g/mol
Classification: Alkali metals
Density: 0.856 g/cm³
Melting point: 336.53 K
Boiling point: 1031.95 K
20
Ca
Calcium
Atomic mass: 40.078 g/mol
Classification: Alkaline earth metals
Density: 1.55 g/cm³
Melting point: 1115.15 K
Boiling point: 1757.15 K
21
Sc
Scandium
Atomic mass: 44.9559 g/mol
Classification: Transition metals
Density: 2.99 g/cm³
Melting point: 1814.15 K
Boiling point: 3103.15 K
22
Ti
Titanium
Atomic mass: 47.867 g/mol
Classification: Transition metals
Density: 4.54 g/cm³
Melting point: 1933.15 K
Boiling point: 3560.15 K
23
V
Vanadium
Atomic mass: 50.9415 g/mol
Classification: Transition metals
Density: 6.11 g/cm³
Melting point: 2183.15 K
Boiling point: 3680.15 K
24
Cr
Chromium
Atomic mass: 51.9961 g/mol
Classification: Transition metals
Density: 7.19 g/cm³
Melting point: 2180.15 K
Boiling point: 2945.15 K
25
Mn
Manganese
Atomic mass: 54.938 g/mol
Classification: Transition metals
Density: 7.21 g/cm³
Melting point: 1518.15 K
Boiling point: 2334.15 K
26
Fe
Iron
Atomic mass: 55.845 g/mol
Classification: Transition metals
Density: 7.874 g/cm³
Melting point: 1812.15 K
Boiling point: 3135.15 K
27
Co
Cobalt
Atomic mass: 58.9331 g/mol
Classification: Transition metals
Density: 8.9 g/cm³
Melting point: 1766.15 K
Boiling point: 3143.15 K
28
Ni
Nickel
Atomic mass: 58.6934 g/mol
Classification: Transition metals
Density: 8.902 g/cm³
Melting point: 1728.15 K
Boiling point: 3188.15 K
29
Cu
Copper
Atomic mass: 63.546 g/mol
Classification: Transition metals
Density: 8.92 g/cm³
Melting point: 1357.77 K
Boiling point: 2835.15 K
30
Zn
Zinc
Atomic mass: 65.38 g/mol
Classification: Transition metals
Density: 7.133 g/cm³
Melting point: 692.65 K
Boiling point: 1179.15 K
31
Ga
Gallium
Atomic mass: 69.723 g/mol
Classification: Post-transition metals
Density: 5.91 g/cm³
Melting point: 302.95 K
Boiling point: 2476.15 K
32
Ge
Germanium
Atomic mass: 72.64 g/mol
Classification: Metalloids
Density: 5.323 g/cm³
Melting point: 1210.65 K
Boiling point: 3106.15 K
33
As
Arsenic
Atomic mass: 74.9216 g/mol
Classification: Metalloids
Density: 5.72 g/cm³
Melting point: N/A
Boiling point: 886.15 K
34
Se
Selenium
Atomic mass: 78.96 g/mol
Classification: Other nonmetals
Density: 4.79 g/cm³
Melting point: 490.15 K
Boiling point: 957.95 K
35
Br
Bromine
Atomic mass: 79.904 g/mol
Classification: Halogens
Density: 3.14 g/cm³
Melting point: 265.9 K
Boiling point: 331.95 K
36
Kr
Krypton
Atomic mass: 83.798 g/mol
Classification: Noble gases
Density: 0.003749 g/cm³
Melting point: 115.78 K
Boiling point: 119.75 K
37
Rb
Rubidium
Atomic mass: 85.467 g/mol
Classification: Alkali metals
Density: 1.53 g/cm³
Melting point: 312.47 K
Boiling point: 960.35 K
38
Sr
Strontium
Atomic mass: 87.62 g/mol
Classification: Alkaline earth metals
Density: 2.54 g/cm³
Melting point: 1050.15 K
Boiling point: 1655.15 K
39
Y
Yttrium
Atomic mass: 88.905 g/mol
Classification: Transition metals
Density: 4.47 g/cm³
Melting point: 1799.15 K
Boiling point: 3611.15 K
40
Zr
Zirconium
Atomic mass: 91.224 g/mol
Classification: Transition metals
Density: 6.51 g/cm³
Melting point: 2128.15 K
Boiling point: 4682.15 K
41
Nb
Niobium
Atomic mass: 92.906 g/mol
Classification: Transition metals
Density: 8.58 g/cm³
Melting point: 2750.15 K
Boiling point: 5200.15 K
42
Mo
Molybdenum
Atomic mass: 95.94 g/mol
Classification: Transition metals
Density: 10.22 g/cm³
Melting point: 2896.15 K
Boiling point: 4912.15 K
43
Tc
Technetium
Atomic mass: 98.906 g/mol
Classification: Transition metals
Density: 11.49 g/cm³
Melting point: 2430.15 K
Boiling point: 4538.15 K
44
Ru
Ruthenium
Atomic mass: 101.07 g/mol
Classification: Transition metals
Density: 12.41 g/cm³
Melting point: 2607.15 K
Boiling point: 4350.15 K
45
Rh
Rhodiium
Atomic mass: 102.905 g/mol
Classification: Transition metals
Density: 12.41 g/cm³
Melting point: 2237.15 K
Boiling point: 4000.15 K
46
Pd
Palladium
Atomic mass: 106.42 g/mol
Classification: Transition metals
Density: 12.02 g/cm³
Melting point: 1828.15 K
Boiling point: 3236.15 K
47
Ag
Silver
Atomic mass: 107.868 g/mol
Classification: Transition metals
Density: 10.49 g/cm³
Melting point: 1234.95 K
Boiling point: 2435.15 K
48
Cd
Cadmium
Atomic mass: 112.411 g/mol
Classification: Transition metals
Density: 8.64 g/cm³
Melting point: 592.25 K
Boiling point: 1039.95 K
49
In
Indium
Atomic mass: 114.818 g/mol
Classification: Post-transition metals
Density: 7.31 g/cm³
Melting point: 429.75 K
Boiling point: 2345.15 K
50
Sn
Tin
Atomic mass: 118.71 g/mol
Classification: Post-transition metals
Density: 7.29 g/cm³
Melting point: 505.08 K
Boiling point: 2875.15 K
51
Sb
Antimony
Atomic mass: 121.76 g/mol
Classification: Metalloids
Density: 6.69 g/cm³
Melting point: 903.9 K
Boiling point: 1860.15 K
52
Te
Tellurium
Atomic mass: 127.6 g/mol
Classification: Metalloids
Density: 6.25 g/cm³
Melting point: 722.7 K
Boiling point: 1260.95 K
53
I
Iodine
Atomic mass: 126.904 g/mol
Classification: Halogens
Density: 4.94 g/cm³
Melting point: 386.7 K
Boiling point: 457.5 K
54
Xe
Xenon
Atomic mass: 131.293 g/mol
Classification: Noble gases
Density: 0.005894 g/cm³
Melting point: 161.35 K
Boiling point: 165.05 K
55
Cs
Caesium
Atomic mass: 132.905 g/mol
Classification: Alkali metals
Density: 1.9 g/cm³
Melting point: 301.6 K
Boiling point: 943.95 K
56
Ba
Barium
Atomic mass: 137.327 g/mol
Classification: Alkaline earth metals
Density: 3.5 g/cm³
Melting point: 1000.15 K
Boiling point: 2170.15 K
57
La
Lanthanum
Atomic mass: 138.905 g/mol
Classification: Lanthanoids
Density: 6.16 g/cm³
Melting point: 1193.15 K
Boiling point: 3737.15 K
58
Ce
Cerium
Atomic mass: 140.116 g/mol
Classification: Lanthanoids
Density: 6.77 g/cm³
Melting point: 1068.15 K
Boiling point: 3716.15 K
59
Pr
Praseodymium
Atomic mass: 140.904 g/mol
Classification: Lanthanoids
Density: 6.773 g/cm³
Melting point: 1204.15 K
Boiling point: 3785.15 K
60
Nd
Neodymium
Atomic mass: 144.242 g/mol
Classification: Lanthanoids
Density: 7 g/cm³
Melting point: 1283.15 K
Boiling point: 3347.15 K
61
Pm
Promethium
Atomic mass: 144.912 g/mol
Classification: Lanthanoids
Density: 7.2 g/cm³
Melting point: 1440.15 K
Boiling point: 3273.15 K
62
Sm
Samarium
Atomic mass: 150.36 g/mol
Classification: Lanthanoids
Density: 7.54 g/cm³
Melting point: 1345.15 K
Boiling point: 2067.15 K
63
Eu
Europium
Atomic mass: 151.964 g/mol
Classification: Lanthanoids
Density: 5.25 g/cm³
Melting point: 1095.15 K
Boiling point: 1870.15 K
64
Gd
Gadolinium
Atomic mass: 157.25 g/mol
Classification: Lanthanoids
Density: 7.89 g/cm³
Melting point: 1584.15 K
Boiling point: 3545.15 K
65
Tb
Terbium
Atomic mass: 158.925 g/mol
Classification: Lanthanoids
Density: 8.25 g/cm³
Melting point: 1633.15 K
Boiling point: 3500.15 K
66
Dy
Dysprosium
Atomic mass: 162.5 g/mol
Classification: Lanthanoids
Density: 8.56 g/cm³
Melting point: 1682.15 K
Boiling point: 2840.15 K
67
Ho
Holmium
Atomic mass: 164.93 g/mol
Classification: Lanthanoids
Density: 8.78 g/cm³
Melting point: 1743.15 K
Boiling point: 2968.15 K
68
Er
Erbium
Atomic mass: 167.259 g/mol
Classification: Lanthanoids
Density: 9.05 g/cm³
Melting point: 1802.15 K
Boiling point: 3140.15 K
69
Tm
Thulium
Atomic mass: 168.934 g/mol
Classification: Lanthanoids
Density: 9.32 g/cm³
Melting point: 1818.15 K
Boiling point: 2220.15 K
70
Yb
Ytterbium
Atomic mass: 173.04 g/mol
Classification: Lanthanoids
Density: 6.97 g/cm³
Melting point: 1097.15 K
Boiling point: 1466.15 K
71
Lu
Lutetium
Atomic mass: 174.967 g/mol
Classification: Lanthanoids
Density: 9.84 g/cm³
Melting point: 1936.15 K
Boiling point: 3668.15 K
72
Hf
Hafnium
Atomic mass: 178.49 g/mol
Classification: Transition metals
Density: 13.31 g/cm³
Melting point: 2506.15 K
Boiling point: 4875.15 K
73
Ta
Tantalum
Atomic mass: 180.947 g/mol
Classification: Transition metals
Density: 16.68 g/cm³
Melting point: 3290.15 K
Boiling point: 5731.15 K
74
W
Tungsten
Atomic mass: 183.84 g/mol
Classification: Transition metals
Density: 19.26 g/cm³
Melting point: 3695.15 K
Boiling point: 5828.15 K
75
Re
Rhenium
Atomic mass: 186.207 g/mol
Classification: Transition metals
Density: 21.03 g/cm³
Melting point: 3453.15 K
Boiling point: 5900.15 K
76
Os
Osmium
Atomic mass: 190.23 g/mol
Classification: Transition metals
Density: 22.587 g/cm³
Melting point: 3306.15 K
Boiling point: 5870.15 K
77
Ir
Iridium
Atomic mass: 192.217 g/mol
Classification: Transition metals
Density: 22.562 g/cm³
Melting point: 2683.15 K
Boiling point: 4403.15 K
78
Pl
Platinum
Atomic mass: 195.084 g/mol
Classification: Transition metals
Density: 21.45 g/cm³
Melting point: 2041.15 K
Boiling point: 4098.15 K
79
Au
Gold
Atomic mass: 196.966 g/mol
Classification: Transition metals
Density: 19.3 g/cm³
Melting point: 1337.15 K
Boiling point: 2973.15 K
80
Hg
Mercury
Atomic mass: 200.59 g/mol
Classification: Transition metals
Density: 13.55 g/cm³
Melting point: 234.15 K
Boiling point: 629.85 K
81
Tl
Thalium
Atomic mass: 204.383 g/mol
Classification: Post-transition metals
Density: 11.85 g/cm³
Melting point: 576.75 K
Boiling point: 1746.15 K
82
Pb
Lead
Atomic mass: 207.2 g/mol
Classification: Post-transition metals
Density: 11.34 g/cm³
Melting point: 600.55 K
Boiling point: 2022.15 K
83
Bi
Bismuth
Atomic mass: 208.9804 g/mol
Classification: Post-transition metals
Density: 9.8 g/cm³
Melting point: 544.55 K
Boiling point: 1833.15 K
84
Po
Polonium
Atomic mass: 208.9824 g/mol
Classification: Metalloids
Density: 9.2 g/cm³
Melting point: 527.15 K
Boiling point: 1235.15 K
85
At
Astatine
Atomic mass: 209.9871 g/mol
Classification: Halogens
Density: 6.4 g/cm³
Melting point: 503.15 K
Boiling point: 609.95 K
86
Rn
Radon
Atomic mass: 222.0176 g/mol
Classification: Noble gases
Density: 0.0098 g/cm³
Melting point: 202 K
Boiling point: 211.45 K
87
Fr
Francium
Atomic mass: 223.0197 g/mol
Classification: Alkali metals
Density: 2.48 g/cm³
Melting point: 281.15 K
Boiling point: 949.95 K
88
Ra
Radium
Atomic mass: 226.0254 g/mol
Classification: Alkaline earth metals
Density: 5.5 g/cm³
Melting point: 969.15 K
Boiling point: 2010.15 K
89
Ac
Actinium
Atomic mass: 227.0278 g/mol
Classification: Actinoids
Density: 10.07 g/cm³
Melting point: 1323.15 K
Boiling point: 3470.15 K
90
Th
Thorium
Atomic mass: 232.038 g/mol
Classification: Actinoids
Density: 11.72 g/cm³
Melting point: 2023.15 K
Boiling point: 5060.15 K
91
Pa
Protactinium
Atomic mass: 231.0358 g/mol
Classification: Actinoids
Density: 15.37 g/cm³
Melting point: 2113.15 K
Boiling point: 4300.15 K
92
U
Uranium
Atomic mass: 238.0289 g/mol
Classification: Actinoids
Density: 19.05 g/cm³
Melting point: 1405.55 K
Boiling point: 4404.15 K
93
Np
Neptunium
Atomic mass: 237.0482 g/mol
Classification: Actinoids
Density: 20.48 g/cm³
Melting point: 917.15 K
Boiling point: 4175.15 K
94
Pu
Plutonium
Atomic mass: 244.0642 g/mol
Classification: Actinoids
Density: 19.74 g/cm³
Melting point: 914.15 K
Boiling point: 3505.15 K
95
Am
Americium
Atomic mass: 243.0614 g/mol
Classification: Actinoids
Density: 13.67 g/cm³
Melting point: 1449.15 K
Boiling point: 2880.15 K
96
Cm
Curium
Atomic mass: 247.0703 g/mol
Classification: Actinoids
Density: 13.51 g/cm³
Melting point: 1618.15 K
Boiling point: 3383.15 K
97
Bk
Berkelium
Atomic mass: 247.0703 g/mol
Classification: Actinoids
Density: 13.25 g/cm³
Melting point: 1259.15 K
Boiling point: 2900.15 K
98
Cf
Californium
Atomic mass: 251.0796 g/mol
Classification: Actinoids
Density: 15.1 g/cm³
Melting point: 1173.15 K
Boiling point: 1745.15 K
99
Es
Einsteinium
Atomic mass: 252.0829 g/mol
Classification: Actinoids
Density: 13.5 g/cm³
Melting point: 1133.15 K
Boiling point: N/A
100
Fm
Ferminum
Atomic mass: 257.0951 g/mol
Classification: Actinoids
Density: 19.05 g/cm³
Melting point: 1798.15 K
Boiling point: N/A
101
Md
Mendelevium
Atomic mass: 258.0951 g/mol
Classification: Actinoids
Density: N/A
Melting point: 1098.15 K
Boiling point: N/A
102
No
Nobelium
Atomic mass: 259.1009 g/mol
Classification: Actinoids
Density: N/A
Melting point: 1098.15 K
Boiling point: N/A
103
Lr
Lawrencium
Atomic mass: 266.1193 g/mol
Classification: Actinoids
Density: N/A
Melting point: 1898.15 K
Boiling point: N/A
104
Rf
Rutherfordium
Atomic mass: 261.1087 g/mol
Classification: Transition metals
Density: 23 g/cm³
Melting point: 2373.15 K
Boiling point: 5773.15 K
105
Db
Dubnium
Atomic mass: 262.1138 g/mol
Classification: Transition metals
Density: 29 g/cm³
Melting point: N/A
Boiling point: N/A
106
Sg
Seaborgium
Atomic mass: 263.1182 g/mol
Classification: Transition metals
Density: 35 g/cm³
Melting point: N/A
Boiling point: N/A
107
Bh
Bohrium
Atomic mass: 262.1229 g/mol
Classification: Transition metals
Density: 37 g/cm³
Melting point: N/A
Boiling point: N/A
108
Hs
Hassium
Atomic mass: 269 g/mol
Classification: Transition metals
Density: N/A
Melting point: N/A
Boiling point: N/A
109
Mt
Meitnerium
Atomic mass: 278 g/mol
Classification: Transition metals
Density: 37.4 g/cm³
Melting point: N/A
Boiling point: N/A
110
Ds
Darmstadtium
Atomic mass: 281.162 g/mol
Classification: Transition metals
Density: 34.8 g/cm³
Melting point: N/A
Boiling point: N/A
111
Rg
Roentgenium
Atomic mass: 281.1684 g/mol
Classification: Transition metals
Density: N/A
Melting point: N/A
Boiling point: N/A
112
Cn
Copernicium
Atomic mass: 285.1744 g/mol
Classification: Transition metals
Density: 20 g/cm³
Melting point: N/A
Boiling point: N/A
113
Nh
Nihonium
Atomic mass: 286.181 g/mol
Classification: Post-transition metals
Density: 16 g/cm³
Melting point: 698.15 K
Boiling point: 1428.15 K
114
Fl
Flerovium
Atomic mass: 287.1904 g/mol
Classification: Post-transition metals
Density: 14 g/cm³
Melting point: 341.15 K
Boiling point: 419.15 K
115
Mc
Moscovium
Atomic mass: 288.1943 g/mol
Classification: Post-transition metals
Density: 13.5 g/cm³
Melting point: N/A
Boiling point: N/A
116
Lv
Livermorium
Atomic mass: 291.2045 g/mol
Classification: Post-transition metals
Density: N/A
Melting point: N/A
Boiling point: N/A
117
Ts
Tennessine
Atomic mass: 294.2104 g/mol
Classification: Halogens
Density: N/A
Melting point: N/A
Boiling point: N/A
118
Og
Oganesson
Atomic mass: 294.2139 g/mol
Classification: Noble gases
Density: 5 g/cm³
Melting point: N/A
Boiling point: 368.15 K
2
He
Helium
9
F
Fluorine
10
Ne
Neon
17
Cl
Chlorine
18
Ar
Argon
35
Br
Bromine
36
Kr
Krypton
53
I
Iodine
54
Xe
Xenon
57-71
85
At
Astatine
86
Rn
Radon
89-103
117
Ts
Tennessine
118
Og
Oganesson
57
La
Lanthanum
58
Ce
Cerium
59
Pr
Praseodymium
60
Nd
Neodymium
61
Pm
Promethium
62
Sm
Samarium
63
Eu
Europium
64
Gd
Gadolinium
65
Tb
Terbium
66
Dy
Dysprosium
67
Ho
Holmium
68
Er
Erbium
69
Tm
Thulium
70
Yb
Ytterbium
71
Lu
Lutetium
89
Ac
Actinium
90
Th
Thorium
91
Pa
Protactinium
92
U
Uranium
93
Np
Neptunium
94
Pu
Plutonium
95
Am
Americium
96
Cm
Curium
97
Bk
Berkelium
98
Cf
Californium
99
Es
Einsteinium
100
Fm
Ferminum
101
Md
Mendelevium
102
No
Nobelium
103
Lr
Lawrencium