| 1 | H | Hydrogen | from the Greek elements hydro- and -gen meaning ‘water-forming’ |
| 2 | He | Helium | from the Greek word Helios, meaning ‘sun’ |
| 3 | Li | Lithium | the Greek word lithos, meaning ‘stone’ |
| 4 | Be | Beryllium | from beryl, a mineral |
| 5 | B | Boron | from borax, a mineral |
| 6 | C | Carbon | the Latin word carbo, meaning ‘coal’ |
| 7 | N | Nitrogen | from the Greek word nitron and ‘-gen’ meaning ‘niter-forming’ |
| 8 | O | Oxygen | from the Greek word oxy-, both ‘sharp’ and ‘acid’, and -gen, meaning ‘acid-forming’ |
| 9 | F | Fluorine | from the Latin fluere, meaning ‘to flow’ |
| 10 | Ne | Neon | from the Greek neos, meaning ‘new’ |
| 11 | Na | Sodium | from the English word soda (natrium in Latin) |
| 12 | Mg | Magnesium | from Magnesia, a district of Eastern Thessaly in Greece |
| 13 | Al | Aluminium | from alumina, a compound (originally aluminum) |
| 14 | Si | Silicon | from the Latin silex, ‘flint’ (originally silicium) |
| 15 | P | Phosphorus | from the Greek word phosphorus, ‘carrying light’ |
| 16 | S | Sulfur | from the Latin word sulphur, ‘fire and brimstone’ |
| 17 | Cl | Chlorine | from the Greek word chloros, meaning ‘greenish yellow’ |
| 18 | Ar | Argon | from the Greek word argos, meaning ‘idle’ |
| 19 | K | Potassium | from New Latin potassa, ‘potash’ (kalium in Latin) |
| 20 | Ca | Calcium | from the Latin calx, meaning ‘lime’ |
| 21 | Sc | Scandium | from Scandia, the Latin name for Scandinavia |
| 22 | Ti | Titanium | from Titans, the sons of the Earth goddess of Greek mythology |
| 23 | V | Vanadium | from Vanadis, an Old Norse name for the Norse goddess Freyja |
| 24 | Cr | Chromium | from the Greek word chroma, meaning ‘color’ |
| 25 | Mn | Manganese | from magnesia negra |
| 26 | Fe | Iron | from English word (ferrum in Latin) |
| 27 | Co | Cobalt | from the German word Kobold, meaning ‘goblin’ |
| 28 | Ni | Nickel | from Swedish kopparnickel, containing the German word Nickel, ‘goblin’ |
| 29 | Cu | Copper | from English word (Latin cuprum) |
| 30 | Zn | Zinc | from the German word Zink |
| 31 | Ga | Gallium | from Gallia, the Latin name for France |
| 32 | Ge | Germanium | from Germania, the Latin name for Germany |
| 33 | As | Arsenic | English word (Latin arsenicum) |
| 34 | Se | Selenium | from the Greek selene, meaning ‘moon’ |
| 35 | Br | Bromine | from the Greek bromos, meaning ‘stench’ |
| 36 | Kr | Krypton | from the Greek kryptos, meaning ‘hidden’ |
| 37 | Rb | Rubidium | from the Latin rubidus, meaning ‘deep red’ |
| 38 | Sr | Strontium | from Strontian, a small town in Scotland |
| 39 | Y | Yttrium | from Ytterby, Sweden |
| 40 | Zr | Zirconium | from Persian Zargun, ‘gold-colored’; German Zirkoon, ‘jargoon’ |
| 41 | Nb | Niobium | from Niobe, daughter of king Tantalus from Greek mythology |
| 42 | Mo | Molybdenum | from the Greek word molybdos meaning ‘lead’ |
| 43 | Tc | Technetium | from the Greek tekhnètos meaning ‘artificial’ |
| 44 | Ru | Ruthenium | from Ruthenia, the New Latin name for Russia |
| 45 | Rh | Rhodium | from the Greek rhodos, meaning ‘rose coloured’ |
| 46 | Pd | Palladium | – |
| 47 | Ag | Silver | from English word (argentum in Latin) |
| 48 | Cd | Cadmium | from the New Latin cadmia, from King Kadmos |
| 49 | In | Indium | from indigo |
| 50 | Sn | Tin | from English word (stannum in Latin) |
| 51 | Sb | Antimony | from the Greek anti, ‘against’, and monos, ‘alone’ (stibium in Latin) |
| 52 | Te | Tellurium | from Latin tellus, meaning ‘earth’ |
| 53 | I | Iodine | from French iode (after the Greek ioeides, ‘violet’) |
| 54 | Xe | Xenon | from the Greek xenos, meaning ‘strange’ |
| 55 | Cs | Cesium | from the Latin caesius, meaning ‘sky blue’ |
| 56 | Ba | Barium | from the Greek barys, meaning ‘heavy’ |
| 57 | La | Lanthanum | from the Greek lanthanein, meaning ‘to lie hidden’ |
| 58 | Ce | Cerium | – |
| 59 | Pr | Praseodymiu | from the Greek praseios didymos meaning ‘green twin’ |
| 60 | Nd | Neodymium | from the Greek neos didymos meaning ‘new twin’ |
| 61 | Pm | Promethium | from Prometheus of Greek mythology who stole fire from the Gods and gave it to humans |
| 62 | Sm | Samarium | from Samarskite, the name of the mineral from which it was first isolated |
| 63 | Eu | Europium | from Europe |
| 64 | Gd | Gadolinium | from Johan Gadolin, chemist, physicist and mineralogist |
| 65 | Tb | Terbium | from Ytterby, Sweden |
| 66 | Dy | Dysprosium | from the Greek dysprositos, meaning ‘hard to get’ |
| 67 | Ho | Holmium | from Holmia, the New Latin name for Stockholm |
| 68 | Er | Erbium | from Ytterby, Sweden |
| 69 | Tm | Thulium | from Thule, the ancient name for Scandinavia |
| 70 | Yb | Ytterbium | from Ytterby, Sweden |
| 71 | Lu | Lutetium | from Lutetia, the Latin name for Paris |
| 72 | Hf | Hafnium | from Hafnia, the New Latin name for Copenhagen |
| 73 | Ta | Tantalum | from King Tantalus, father of Niobe from Greek mythology |
| 74 | W | Tungsten | from the Swedish tung sten, ‘heavy stone’ (W is wolfram, the old name of the tungsten mineral wolframite) |
| 75 | Re | Rhenium | from Rhenus, the Latin name for the river Rhine |
| 76 | Os | Osmium | from the Greek osmè, meaning ‘smell’ |
| 77 | Ir | Iridium | from Iris, the Greek goddess of the rainbow |
| 78 | Pt | Platinum | from the Spanish platina, meaning ‘little silver’ |
| 79 | Au | Gold | from English word (aurum in Latin) |
| 80 | Hg | Mercury | from the New Latin name mercurius, named after the Roman god (Hg from former name hydrargyrum, from Greek hydr-, ‘water’, and argyros, ‘silver’) |
| 81 | Tl | Thallium | from the Greek thallos, ‘green twig’ |
| 82 | Pb | Lead | from English word (plumbum in Latin) |
| 83 | Bi | Bismuth | from German word, now obsolete |
| 84 | Po | Polonium | from Named after the home country of Marie Curie(Poland), who is also the discoverer of Radium |
| 85 | At | Astatine | from the Greek astatos, ‘unstable’ |
| 86 | Rn | Radon | From radium, as it was first detected as an emission from radium during radioactive decay |
| 87 | Fr | Francium | from Francia, the New Latin name for France |
| 88 | Ra | Radium | from the Latin radius, ‘ray’ |
| 89 | Ac | Actinium | from the Greek aktis, ‘ray’ |
| 90 | Th | Thorium | from Thor, the Scandinavian god of thunder |
| 91 | Pa | Protactinium | from the Greek protos, ‘first’, and actinium, which is produced through the radioactive decay of protactinium |
| 92 | U | Uranium | from Uranus, the seventh planet in the Solar System |
| 93 | Np | Neptunium | from Neptune, the eighth planet in the Solar System |
| 94 | Pu | Plutonium | from Pluto, a dwarf planet in the Solar System (then considered the ninth planet) |
| 95 | Am | Americium | from The Americas, as the element was first synthesized on the continent, by analogy with europium |
| 96 | Cm | Curium | from Pierre Curie, a physicist, and Marie Curie, a physicist and chemist, named after great scientists by analogy with gadolinium |
| 97 | Bk | Berkelium | from Berkeley, California, where the element was first synthesized, by analogy with terbium |
| 98 | Cf | Californium | from California, where the element was first synthesized |
| 99 | Es | Einsteinium | from Albert Einstein, physicist |
| 100 | Fm | Fermium | from Enrico Fermi, physicist |
| 101 | Md | Mendeleviu | from Dmitri Mendeleev, chemist and inventor |
| 102 | No | Nobelium | from Alfred Nobel, chemist, engineer, innovator, and armaments manufacturer |
| 103 | Lr | Lawrencium | from Ernest O. Lawrence, physicist |
| 104 | Rf | Rutherfordiu | from Ernest Rutherford, chemist and physicist |
| 105 | Db | Dubnium | from Dubna, Russia |
| 106 | Sg | Seaborgium | from Glenn T. Seaborg, scientist |
| 107 | Bh | Bohrium | from Niels Bohr, physicist |
| 108 | Hs | Hassium | from Hesse, Germany, where the element was first synthesized |
| 109 | Mt | Meitnerium | from Lise Meitner, physicist |
| 110 | Ds | Darmstadtiu | from Darmstadt, Germany, where the element was first synthesized |
| 111 | Rg | Roentgeniu | from Wilhelm Conrad Röntgen, physicist |
| 112 | Cn | Copernicium | from Nicolaus Copernicus, astronomer |
| 113 | Nh | Nihonium | from the Japanese name for Japan, Nihon, where the element was first synthesized |
| 114 | Fl | Flerovium | from Flerov Laboratory of Nuclear Reactions, part of JINR where the element was synthesized; itself named for Georgy Flyorov, physicist |
| 115 | Mc | Moscovium | from Moscow Oblast, Russia, where the element was first synthesized |
| 116 | Lv | Livermorium | from Lawrence Livermore National Laboratory (in Livermore, California) which collaborated with JINR on its synthesis |
| 117 | Ts | Tennessine | from Tennessee, United States |
| 118 | Og | Oganesson | from Yuri Oganessian, physicist |