Periodiek Systeem der Elementen

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    Atomic Symbool Naam Gewicht
    1
  1. 1 H Waterstof 1,008
  2. 2 He Helium 4,0026
  3. 2
  4. 3 Li Lithium 6,94
  5. 4 Be Beryllium 9,0122
  6. 5 B Boor 10,81
  7. 6 C Koolstof 12,011
  8. 7 N Stikstof 14,007
  9. 8 O Zuurstof 15,999
  10. 9 F Fluor 18,998
  11. 10 Ne Neon 20,180
  12. 3
  13. 11 Na Natrium 22,990
  14. 12 Mg Magnesium 24,305
  15. 13 Al Aluminium 26,982
  16. 14 Si Silicium 28,085
  17. 15 P Fosfor 30,974
  18. 16 S Zwavel 32,06
  19. 17 Cl Chloor 35,45
  20. 18 Ar Argon 39,948
  21. 4
  22. 19 K Kalium 39,098
  23. 20 Ca Calcium 40,078
  24. 21 Sc Scandium 44,956
  25. 22 Ti Titanium 47,867
  26. 23 V Vanadium 50,942
  27. 24 Cr Chroom 51,996
  28. 25 Mn Mangaan 54,938
  29. 26 Fe IJzer 55,845
  30. 27 Co Kobalt 58,933
  31. 28 Ni Nikkel 58,693
  32. 29 Cu Koper 63,546
  33. 30 Zn Zink 65,38
  34. 31 Ga Gallium 69,723
  35. 32 Ge Germanium 72,630
  36. 33 As Arseen 74,922
  37. 34 Se Seleen 78,971
  38. 35 Br Broom 79,904
  39. 36 Kr Krypton 83,798
  40. 5
  41. 37 Rb Rubidium 85,468
  42. 38 Sr Strontium 87,62
  43. 39 Y Yttrium 88,906
  44. 40 Zr Zirkonium 91,224
  45. 41 Nb Niobium 92,906
  46. 42 Mo Molybdeen 95,95
  47. 43 Tc Technetium (98)
  48. 44 Ru Ruthenium 101,07
  49. 45 Rh Rodium 102,91
  50. 46 Pd Palladium 106,42
  51. 47 Ag Zilver 107,87
  52. 48 Cd Cadmium 112,41
  53. 49 In Indium 114,82
  54. 50 Sn Tin 118,71
  55. 51 Sb Antimoon 121,76
  56. 52 Te Telluur 127,60
  57. 53 I Jodium 126,90
  58. 54 Xe Xenon 131,29
  59. 6
  60. 55 Cs Cesium 132,91
  61. 56 Ba Barium 137,33
  62. 57–71
    6
  63. 57 La Lanthaan 138,91
  64. 58 Ce Cerium 140,12
  65. 59 Pr Praseodymium 140,91
  66. 60 Nd Neodymium 144,24
  67. 61 Pm Promethium (145)
  68. 62 Sm Samarium 150,36
  69. 63 Eu Europium 151,96
  70. 64 Gd Gadolinium 157,25
  71. 65 Tb Terbium 158,93
  72. 66 Dy Dysprosium 162,50
  73. 67 Ho Holmium 164,93
  74. 68 Er Erbium 167,26
  75. 69 Tm Thulium 168,93
  76. 70 Yb Ytterbium 173,05
  77. 71 Lu Lutetium 174,97
  78. 72 Hf Hafnium 178,49
  79. 73 Ta Tantaal 180,95
  80. 74 W Wolfraam 183,84
  81. 75 Re Renium 186,21
  82. 76 Os Osmium 190,23
  83. 77 Ir Iridium 192,22
  84. 78 Pt Platina 195,08
  85. 79 Au Goud 196,97
  86. 80 Hg Kwik 200,59
  87. 81 Tl Thallium 204,38
  88. 82 Pb Lood 207,2
  89. 83 Bi Bismut 208,98
  90. 84 Po Polonium (209)
  91. 85 At Astaat (210)
  92. 86 Rn Radon (222)
  93. 7
  94. 87 Fr Francium (223)
  95. 88 Ra Radium (226)
  96. 89–103
    7
  97. 89 Ac Actinium (227)
  98. 90 Th Thorium 232,04
  99. 91 Pa Protactinium 231,04
  100. 92 U Uranium 238,03
  101. 93 Np Neptunium (237)
  102. 94 Pu Plutonium (244)
  103. 95 Am Americium (243)
  104. 96 Cm Curium (247)
  105. 97 Bk Berkelium (247)
  106. 98 Cf Californium (251)
  107. 99 Es Einsteinium (252)
  108. 100 Fm Fermium (257)
  109. 101 Md Mendelevium (258)
  110. 102 No Nobelium (259)
  111. 103 Lr Lawrencium (266)
  112. 104 Rf Rutherfordium (267)
  113. 105 Db Dubnium (268)
  114. 106 Sg Seaborgium (269)
  115. 107 Bh Bohrium (270)
  116. 108 Hs Hassium (277)
  117. 109 Mt Meitnerium (278)
  118. 110 Ds Darmstadtium (281)
  119. 111 Rg Röntgenium (282)
  120. 112 Cn Copernicium (285)
  121. 113 Nh Nihonium (286)
  122. 114 Fl Flerovium (289)
  123. 115 Mc Moscovium (290)
  124. 116 Lv Livermorium (293)
  125. 117 Ts Tennessine (294)
  126. 118 Og Oganesson (294)
  127. Voor elementen zonder stabiele isotopen staat het massagetal van de isotoop met de hoogste halveringstijd tussen haakjes.