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Elements

All 118 elements of the periodic table. Click an element to see its basic facts and the cited biotech uses and experiments that involve it. 85 elements have entries on this site, including 86 entries written for the element pages. Elements with no verified use say so plainly; nothing is filled in by guesswork.

Atomic numbers, symbols, atomic weights and categories: PubChem Periodic Table (U.S. National Library of Medicine), retrieved 2026-10-19. Group and period follow the standard 18-column table.

  1. 1HHydrogen
  2. 2HeHelium
  3. 3LiLithium
  4. 4BeBeryllium
  5. 5BBoron
  6. 6CCarbon
  7. 7NNitrogen
  8. 8OOxygen
  9. 9FFluorine
  10. 10NeNeon
  11. 11NaSodium
  12. 12MgMagnesium
  13. 13AlAluminum
  14. 14SiSilicon
  15. 15PPhosphorus
  16. 16SSulfur
  17. 17ClChlorine
  18. 18ArArgon
  19. 19KPotassium
  20. 20CaCalcium
  21. 21ScScandium
  22. 22TiTitanium
  23. 23VVanadium
  24. 24CrChromium
  25. 25MnManganese
  26. 26FeIron
  27. 27CoCobalt
  28. 28NiNickel
  29. 29CuCopper
  30. 30ZnZinc
  31. 31GaGallium
  32. 32GeGermanium
  33. 33AsArsenic
  34. 34SeSelenium
  35. 35BrBromine
  36. 36KrKrypton
  37. 37RbRubidium
  38. 38SrStrontium
  39. 39YYttrium
  40. 40ZrZirconium
  41. 41NbNiobium
  42. 42MoMolybdenum
  43. 43TcTechnetium
  44. 44RuRuthenium
  45. 45RhRhodium
  46. 46PdPalladium
  47. 47AgSilver
  48. 48CdCadmium
  49. 49InIndium
  50. 50SnTin
  51. 51SbAntimony
  52. 52TeTellurium
  53. 53IIodine
  54. 54XeXenon
  55. 55CsCesium
  56. 56BaBarium
  57. 57LaLanthanum
  58. 58CeCerium
  59. 59PrPraseodymium
  60. 60NdNeodymium
  61. 61PmPromethium
  62. 62SmSamarium
  63. 63EuEuropium
  64. 64GdGadolinium
  65. 65TbTerbium
  66. 66DyDysprosium
  67. 67HoHolmium
  68. 68ErErbium
  69. 69TmThulium
  70. 70YbYtterbium
  71. 71LuLutetium
  72. 72HfHafnium
  73. 73TaTantalum
  74. 74WTungsten
  75. 75ReRhenium
  76. 76OsOsmium
  77. 77IrIridium
  78. 78PtPlatinum
  79. 79AuGold
  80. 80HgMercury
  81. 81TlThallium
  82. 82PbLead
  83. 83BiBismuth
  84. 84PoPolonium
  85. 85AtAstatine
  86. 86RnRadon
  87. 87FrFrancium
  88. 88RaRadium
  89. 89AcActinium
  90. 90ThThorium
  91. 91PaProtactinium
  92. 92UUranium
  93. 93NpNeptunium
  94. 94PuPlutonium
  95. 95AmAmericium
  96. 96CmCurium
  97. 97BkBerkelium
  98. 98CfCalifornium
  99. 99EsEinsteinium
  100. 100FmFermium
  101. 101MdMendelevium
  102. 102NoNobelium
  103. 103LrLawrencium
  104. 104RfRutherfordium
  105. 105DbDubnium
  106. 106SgSeaborgium
  107. 107BhBohrium
  108. 108HsHassium
  109. 109MtMeitnerium
  110. 110DsDarmstadtium
  111. 111RgRoentgenium
  112. 112CnCopernicium
  113. 113NhNihonium
  114. 114FlFlerovium
  115. 115McMoscovium
  116. 116LvLivermorium
  117. 117TsTennessine
  118. 118OgOganesson

On a phone, swipe sideways to see the whole table, or use the list below.

All elements

  1. H Hydrogen 1 · Nonmetal · 12 entries
  2. He Helium 2 · Noble gas · 1 entries
  3. Li Lithium 3 · Alkali metal · 12 entries
  4. Be Beryllium 4 · Alkaline earth metal · 1 entries
  5. B Boron 5 · Metalloid · 6 entries
  6. C Carbon 6 · Nonmetal · 58 entries
  7. N Nitrogen 7 · Nonmetal · 12 entries
  8. O Oxygen 8 · Nonmetal · 42 entries
  9. F Fluorine 9 · Halogen · 3 entries
  10. Ne Neon 10 · Noble gas
  11. Na Sodium 11 · Alkali metal · 10 entries
  12. Mg Magnesium 12 · Alkaline earth metal · 6 entries
  13. Al Aluminum 13 · Post-transition metal · 3 entries
  14. Si Silicon 14 · Metalloid · 22 entries
  15. P Phosphorus 15 · Nonmetal · 14 entries
  16. S Sulfur 16 · Nonmetal · 20 entries
  17. Cl Chlorine 17 · Halogen
  18. Ar Argon 18 · Noble gas · 1 entries
  19. K Potassium 19 · Alkali metal · 3 entries
  20. Ca Calcium 20 · Alkaline earth metal · 25 entries
  21. Sc Scandium 21 · Transition metal · 1 entries
  22. Ti Titanium 22 · Transition metal · 9 entries
  23. V Vanadium 23 · Transition metal · 1 entries
  24. Cr Chromium 24 · Transition metal · 1 entries
  25. Mn Manganese 25 · Transition metal · 2 entries
  26. Fe Iron 26 · Transition metal · 29 entries
  27. Co Cobalt 27 · Transition metal · 3 entries
  28. Ni Nickel 28 · Transition metal · 6 entries
  29. Cu Copper 29 · Transition metal · 6 entries
  30. Zn Zinc 30 · Transition metal · 6 entries
  31. Ga Gallium 31 · Post-transition metal · 2 entries
  32. Ge Germanium 32 · Metalloid
  33. As Arsenic 33 · Metalloid · 4 entries
  34. Se Selenium 34 · Nonmetal · 3 entries
  35. Br Bromine 35 · Halogen · 1 entries
  36. Kr Krypton 36 · Noble gas · 1 entries
  37. Rb Rubidium 37 · Alkali metal · 2 entries
  38. Sr Strontium 38 · Alkaline earth metal · 2 entries
  39. Y Yttrium 39 · Transition metal · 3 entries
  40. Zr Zirconium 40 · Transition metal · 1 entries
  41. Nb Niobium 41 · Transition metal · 1 entries
  42. Mo Molybdenum 42 · Transition metal · 3 entries
  43. Tc Technetium 43 · Transition metal · 2 entries
  44. Ru Ruthenium 44 · Transition metal · 1 entries
  45. Rh Rhodium 45 · Transition metal · 1 entries
  46. Pd Palladium 46 · Transition metal · 1 entries
  47. Ag Silver 47 · Transition metal · 3 entries
  48. Cd Cadmium 48 · Transition metal · 5 entries
  49. In Indium 49 · Post-transition metal · 1 entries
  50. Sn Tin 50 · Post-transition metal
  51. Sb Antimony 51 · Metalloid · 1 entries
  52. Te Tellurium 52 · Metalloid · 1 entries
  53. I Iodine 53 · Halogen · 1 entries
  54. Xe Xenon 54 · Noble gas · 3 entries
  55. Cs Cesium 55 · Alkali metal · 2 entries
  56. Ba Barium 56 · Alkaline earth metal · 1 entries
  57. La Lanthanum 57 · Lanthanide · 5 entries
  58. Ce Cerium 58 · Lanthanide · 4 entries
  59. Pr Praseodymium 59 · Lanthanide · 1 entries
  60. Nd Neodymium 60 · Lanthanide · 2 entries
  61. Pm Promethium 61 · Lanthanide
  62. Sm Samarium 62 · Lanthanide · 1 entries
  63. Eu Europium 63 · Lanthanide · 1 entries
  64. Gd Gadolinium 64 · Lanthanide · 2 entries
  65. Tb Terbium 65 · Lanthanide · 1 entries
  66. Dy Dysprosium 66 · Lanthanide · 1 entries
  67. Ho Holmium 67 · Lanthanide · 1 entries
  68. Er Erbium 68 · Lanthanide · 1 entries
  69. Tm Thulium 69 · Lanthanide · 1 entries
  70. Yb Ytterbium 70 · Lanthanide
  71. Lu Lutetium 71 · Lanthanide · 3 entries
  72. Hf Hafnium 72 · Transition metal · 1 entries
  73. Ta Tantalum 73 · Transition metal · 1 entries
  74. W Tungsten 74 · Transition metal · 1 entries
  75. Re Rhenium 75 · Transition metal · 1 entries
  76. Os Osmium 76 · Transition metal · 1 entries
  77. Ir Iridium 77 · Transition metal · 2 entries
  78. Pt Platinum 78 · Transition metal · 4 entries
  79. Au Gold 79 · Transition metal · 6 entries
  80. Hg Mercury 80 · Transition metal · 2 entries
  81. Tl Thallium 81 · Post-transition metal · 1 entries
  82. Pb Lead 82 · Post-transition metal · 3 entries
  83. Bi Bismuth 83 · Post-transition metal · 1 entries
  84. Po Polonium 84 · Metalloid · 1 entries
  85. At Astatine 85 · Halogen · 1 entries
  86. Rn Radon 86 · Noble gas · 1 entries
  87. Fr Francium 87 · Alkali metal
  88. Ra Radium 88 · Alkaline earth metal · 2 entries
  89. Ac Actinium 89 · Actinide · 1 entries
  90. Th Thorium 90 · Actinide · 1 entries
  91. Pa Protactinium 91 · Actinide
  92. U Uranium 92 · Actinide · 2 entries
  93. Np Neptunium 93 · Actinide
  94. Pu Plutonium 94 · Actinide · 1 entries
  95. Am Americium 95 · Actinide
  96. Cm Curium 96 · Actinide
  97. Bk Berkelium 97 · Actinide
  98. Cf Californium 98 · Actinide
  99. Es Einsteinium 99 · Actinide
  100. Fm Fermium 100 · Actinide
  101. Md Mendelevium 101 · Actinide
  102. No Nobelium 102 · Actinide
  103. Lr Lawrencium 103 · Actinide
  104. Rf Rutherfordium 104 · Transition metal
  105. Db Dubnium 105 · Transition metal
  106. Sg Seaborgium 106 · Transition metal
  107. Bh Bohrium 107 · Transition metal
  108. Hs Hassium 108 · Transition metal
  109. Mt Meitnerium 109 · Transition metal
  110. Ds Darmstadtium 110 · Transition metal
  111. Rg Roentgenium 111 · Transition metal
  112. Cn Copernicium 112 · Transition metal
  113. Nh Nihonium 113 · Post-transition metal
  114. Fl Flerovium 114 · Post-transition metal
  115. Mc Moscovium 115 · Post-transition metal
  116. Lv Livermorium 116 · Post-transition metal
  117. Ts Tennessine 117 · Halogen
  118. Og Oganesson 118 · Noble gas