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                            1. WebElements Home WebElements
                              web site. A classic book showing many forms of the periodic table in print is: Edward G. Mazurs, Periodic representations of the periodic system during one hundred years, University of Alabama Press USA, 2nd edition, 1974. ISBN: 0-8173-3200-6.

                              Explore the chemical elements through this (standard) periodic table

                              Group 1 2   3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
                              Period
                              1
                              1
                              1.008
                              Hydrogen
                              2
                              4.0026
                              Helium
                              2
                              3
                              6.94
                              Lithium
                              4
                              9.0122
                              Beryllium
                              5
                              10.81
                              Boron
                              6
                              12.011
                              Carbon
                              7
                              14.007
                              Nitrogen
                              8
                              15.999
                              Oxygen
                              9
                              18.998
                              Fluorine
                              10
                              20.180
                              Neon
                              3
                              11
                              22.990
                              Sodium
                              12
                              24.305
                              Magnesium
                              13
                              26.982
                              Aluminium
                              14
                              28.085
                              Silicon
                              15
                              30.974
                              Phosphorus
                              16
                              S
                              32.06
                              Sulfur
                              17
                              35.45
                              Chlorine
                              18
                              39.948
                              Argon
                              4
                              19
                              39.098
                              Potassium
                              20
                              40.078
                              Calcium
                              21
                              44.956
                              Scandium
                              22
                              47.867
                              Titanium
                              23
                              50.942
                              Vanadium
                              24
                              51.996
                              Chromium
                              25
                              54.938
                              Manganese
                              26
                              55.845
                              Iron
                              27
                              58.933
                              Cobalt
                              28
                              58.693
                              Nickel
                              29
                              63.546
                              Copper
                              30
                              65.38
                              Zinc
                              31
                              69.723
                              Gallium
                              32
                              72.630
                              Germanium
                              33
                              74.922
                              Arsenic
                              34
                              78.971
                              Selenium
                              35
                              79.904
                              Bromine
                              36
                              83.798
                              Krypton
                              5
                              37
                              85.468
                              Rubidium
                              38
                              87.62
                              Strontium
                              39
                              88.906
                              Yttrium
                              40
                              91.224
                              Zirconium
                              41
                              92.906
                              Niobium
                              42
                              95.95
                              Molybdenum
                              43
                              Tc
                              96.906
                              Technetium
                              44
                              101.07
                              Ruthenium
                              45
                              102.91
                              Rhodium
                              46
                              106.42
                              Palladium
                              47
                              107.87
                              Silver
                              48
                              112.41
                              Cadmium
                              49
                              114.82
                              Indium
                              50
                              118.71
                              Tin
                              51
                              121.76
                              Antimony
                              52
                              127.60
                              Tellurium
                              53
                              126.90
                              Iodine
                              54
                              131.29
                              Xenon
                              6
                              55
                              132.91
                              Caesium
                              56
                              137.33
                              Barium
                              *
                              71
                              174.97
                              Lutetium
                              72
                              178.49
                              Hafnium
                              73
                              180.95
                              Tantalum
                              74
                              183.84
                              Tungsten
                              75
                              186.21
                              Rhenium
                              76
                              190.23
                              Osmium
                              77
                              192.22
                              Iridium
                              78
                              195.08
                              Platinum
                              79
                              196.97
                              Gold
                              80
                              200.59
                              Mercury
                              81
                              204.38
                              Thallium
                              82
                              207.2
                              Lead
                              83
                              208.98
                              Bismuth
                              84
                              Po
                              208.98
                              Polonium
                              85
                              At
                              209.99
                              Astatine
                              86
                              Rn
                              222.02
                              Radon
                              7
                              87
                              Fr
                              223.02
                              Francium
                              88
                              Ra
                              226.03
                              Radium
                              **
                              103
                              Lr
                              262.11
                              Lawrencium
                              104
                              Rf
                              267.12
                              Rutherfordium
                              105
                              Db
                              270.13
                              Dubnium
                              106
                              Sg
                              269.13
                              Seaborgium
                              107
                              Bh
                              270.13
                              Bohrium
                              108
                              Hs
                              269.13
                              Hassium
                              109
                              Mt
                              278.16
                              Meitnerium
                              110
                              Ds
                              281.17
                              Darmstadtium
                              111
                              Rg
                              281.17
                              Roentgenium
                              112
                              Cn
                              285.18
                              Copernicium
                              113
                              Nh
                              286.18
                              Nihonium
                              114
                              Fl
                              289.19
                              Flerovium
                              115
                              Mc
                              289.20
                              Moscovium
                              116
                              Lv
                              293.20
                              Livermorium
                              117
                              Ts
                              293.21
                              Tennessine
                              118
                              Og
                              294.21
                              Oganesson
                               
                              *Lanthanoids *
                              57
                              138.91
                              Lanthanum
                              58
                              140.12
                              Cerium
                              59
                              140.91
                              Praseodymium
                              60
                              144.24
                              Neodymium
                              61
                              Pm
                              144.91
                              Promethium
                              62
                              150.36
                              Samarium
                              63
                              151.96
                              Europium
                              64
                              157.25
                              Gadolinium
                              65
                              158.93
                              Terbium
                              66
                              162.50
                              Dysprosium
                              67
                              164.93
                              Holmium
                              68
                              167.26
                              Erbium
                              69
                              168.93
                              Thulium
                              70
                              173.05
                              Ytterbium
                              **Actinoids **
                              89
                              Ac
                              227.03
                              Actinium
                              90
                              Th
                              232.04
                              Thorium
                              91
                              Pa
                              231.04
                              Protactinium
                              92
                              U
                              238.03
                              Uranium
                              93
                              Np
                              237.05
                              Neptunium
                              94
                              Pu
                              244.06
                              Plutonium
                              95
                              Am
                              243.06
                              Americium
                              96
                              Cm
                              247.07
                              Curium
                              97
                              Bk
                              247.07
                              Berkelium
                              98
                              Cf
                              251.08
                              Californium
                              99
                              Es
                              252.08
                              Einsteinium
                              100
                              Fm
                              257.10
                              Fermium
                              101
                              Md
                              258.10
                              Mendelevium
                              102
                              No
                              259.10
                              Nobelium

                              The standard form of the periodic table shown here includes periods (shown horizontally) and groups (shown vertically). The properties of elements in groups are similar in some respects to each other.

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