Elements
| Element | Symbol | Atomic Number | Atomic Weight1 | Melting Point (Degrees Celsius) | Boiling Point (Degrees Celsius) |
| actinium | Ac | 89 | 227.0278 | 1050. | 3200. ±300 |
| aluminum | Al | 13 | 26.98154 | 660.37 | 2467. |
| americium | Am | 95 | (243) | 1172. | 2600. |
| antimony | Sb | 51 | 121.75 | 630.74 | 1750. |
| argon | Ar | 18 | 39.948 | −189.2 | −185.7 |
| arsenic | As | 33 | 74.9216 | 817. (at 28 atmospheres) | 613. (sublimates) |
| astatine | At | 85 | (210) | 302. (est.) | 337. (est.) |
| barium | Ba | 56 | 137.33 | 725. | 1640. |
| berkelium | Bk | 97 | (247) | 1050. | 2590. |
| beryllium | Be | 4 | 9.01218 | 1278. ±5 | 2970. |
| bismuth | Bi | 83 | 208.9804 | 271.3 | 1560. ±5 |
| bohrium | Bh | 107 | (262) | — | — |
| boron | B | 5 | 10.81 | 2300. | 2550. (sublimates) |
| bromine | Br | 35 | 79.904 | −7.2 | 58.78 |
| cadmium | Cd | 48 | 112.41 | 320.9 | 765. |
| calcium | Ca | 20 | 40.08 | 839. ±2 | 1484. |
| californium | Cf | 98 | (251) | 900. | 1470. |
| carbon | C | 6 | 12.011 | ∼3550. | 4827. |
| cerium | Ce | 58 | 140.12 | 799. | 3426. |
| cesium | Cs | 55 | 132.9054 | 28.40 | 669.3 |
| chlorine | Cl | 17 | 35.453 | −100.98 | −34.6 |
| chromium | Cr | 24 | 51.996 | 1857. ±20 | 2672. |
| cobalt | Co | 27 | 58.9332 | 1495. | 2870. |
| copper | Cu | 29 | 63.546 | 1083.4 ±0.2 | 2567. |
| curium | Cm | 96 | (247) | 1340. ±40 | 3110. |
| darmstadtium | Ds | 110 | (271) | — | — |
| dubnium | Db | 105 | (262) | — | — |
| dysprosium | Dy | 66 | 162.50 | 1412. | 2562. |
| einsteinium | Es | 99 | (252) | 857. | — |
| erbium | Er | 68 | 167.26 | 1529. | 2863. |
| europium | Eu | 63 | 151.96 | 822. | 1597. |
| fermium | Fm | 100 | (257) | 1527. | — |
| fluorine | F | 9 | 18.998403 | −219.62 | −188.14 |
| francium | Fr | 87 | (223) | (27) (est.) | (677) (est.) |
| gadolinium | Gd | 64 | 157.25 | 1313. ±1 | 3266. |
| gallium | Ga | 31 | 69.72 | 29.78 | 2403. |
| germanium | Ge | 32 | 72.59 | 937.4 | 2830. |
| gold | Au | 79 | 196.9665 | 1064.43 | 2808. |
| hafnium | Hf | 72 | 178.49 | 2227. ±20 | 4602. |
| hassium | Hs | 108 | (265) | — | — |
| helium | He | 2 | 4.0026 | <−272.2 | −268.934 |
| holmium | Ho | 67 | 164.9304 | 1474. | 2425. |
| hydrogen | H | 1 | 1.00794 | −259.14 | −252.87 |
| indium | In | 49 | 114.82 | 156.61 | 2080. |
| iodine | I | 53 | 126.9045 | 113.5 | 184.35 |
| iridium | Ir | 77 | 192.22 | 2410. | 4130. |
| iron | Fe | 26 | 55.847 | 1535. | 2750. |
| krypton | Kr | 36 | 83.80 | −156.6 | −152.30 ±0.10 |
| lanthanum | La | 57 | 138.9055 | 921. | 3457. |
| lawrencium | Lr | 103 | (262) | 1627. | — |
| lead | Pb | 82 | 207.2 | 327.502 | 1740. |
| lithium | Li | 3 | 6.941 | 180.54 | 1342. |
| lutetium | Lu | 71 | 174.967 | 1663. | 3395. |
| magnesium | Mg | 12 | 24.305 | 648.8 ±0.5 | 1090. |
| manganese | Mn | 25 | 54.9380 | 1244. ±3 | 1962. |
| meitnerium | Mt | 109 | (266) | — | — |
| mendelevium | Md | 101 | (258) | 827. | — |
| mercury | Hg | 80 | 200.59 | −38.842 | 356.58 |
| molybdenum | Mo | 42 | 95.94 | 2617. | 4612. |
| neodymium | Nd | 60 | 144.24 | 1021. | 3068. |
| neon | Ne | 10 | 20.179 | −248.67 | −246.048 |
| neptunium | Np | 93 | 237.0482 | 640. ±1 | 3902. (est.) |
| nickel | Ni | 28 | 58.69 | 1453. | 2732. |
| niobium | Nb | 41 | 92.9064 | 2468. ±10 | 4742. |
| nitrogen | N | 7 | 14.0067 | −209.86 | −195.8 |
| nobelium | No | 102 | (259) | 827. | — |
| osmium | Os | 76 | 190.2 | 3045. ±30 | 5027. ±100 |
| oxygen | O | 8 | 15.9994 | −218.4 | −182.962 |
| palladium | Pd | 46 | 106.42 | 1554. | 2970. |
| phosphorus | P | 15 | 30.97376 | 44.1 (white) | 280. (white) |
| platinum | Pt | 78 | 195.08 | 1772. | 3827. ±100 |
| plutonium | Pu | 94 | (244) | 641. | 3232. |
| polonium | Po | 84 | (209) | 254. | 962. |
| potassium | K | 19 | 39.0983 | 63.25 | 760. |
| praseodymium | Pr | 59 | 140.9077 | 931. | 3512. |
| promethium | Pm | 61 | (145) | 1042 | 3000. (est.) |
| protactinium | Pa | 91 | 231.0359 | <1600. | 4026. |
| radium | Ra | 88 | 226.0254 | 700. | 1140. |
| radon | Rn | 86 | (222) | −71. | −61.8 |
| rhenium | Re | 75 | 186.207 | 3180. | 5627. (est.) |
| rhodium | Rh | 45 | 102.9055 | 1966. ±3 | 3727. ±100 |
| roentgenium | Rg | 111 | (272) | — | — |
| rubidium | Rb | 37 | 85.4678 | 38.89 | 686. |
| ruthenium | Ru | 44 | 101.07 | 2310. | 3900. |
| rutherfordium | Rf | 104 | (261) | — | — |
| samarium | Sm | 62 | 150.36 | 1072. ±5 | 1791. |
| scandium | Sc | 21 | 44.9559 | 1541. | 2831. |
| seaborgium | Sg | 106 | (266) | — | — |
| selenium | Se | 34 | 78.96 | 217. | 684.9 ±1.0 |
| silicon | Si | 14 | 28.0855 | 1410. | 2355. |
| silver | Ag | 47 | 107.8682 | 961.93 | 2212. |
| sodium | Na | 11 | 22.98977 | 97.81 ±0.03 | 882.9 |
| strontium | Sr | 38 | 87.62 | 269. | 1384. |
| sulfur | S | 16 | 32.06 | 112.8 | 444.674 |
| tantalum | Ta | 73 | 180.9479 | 2996. | 5425. ±100 |
| technetium | Tc | 43 | (98) | 2200. | 4877. |
| tellurium | Te | 52 | 127.60 | 449.5 ±0.3 | 989.8 ±3.8 |
| terbium | Tb | 65 | 158.9254 | 1356. | 3123. |
| thallium | Tl | 81 | 204.383 | 303.5 | 1457. ±10 |
| thorium | Th | 90 | 232.0381 | 1750. | ∼4790. |
| thulium | Tm | 69 | 168.9342 | 1545. ±15 | 1947. |
| tin | Sn | 50 | 118.69 | 231.9681 | 2270. |
| titanium | Ti | 22 | 47.88 | 1660. ±10 | 3287. |
| tungsten | W | 74 | 183.85 | 3410. ±20 | 5660. |
| ununbium | Uub | 112 | (285) | — | — |
| ununhexium | Uuh | 116 | (292) | — | — |
| ununoctium | Uuo | 118 | (294) | — | — |
| ununpentium | Uup | 115 | (288) | — | — |
| ununquadium | Uuq | 114 | (289) | — | — |
| ununtrium | Uut | 113 | (284) | — | — |
| uranium | U | 92 | 238.0289 | 1132.3 ±0.8 | 3818. |
| vanadium | V | 23 | 50.9415 | 1890. ±10 | 3380. |
| xenon | Xe | 54 | 131.29 | −111.9 | −107.1 ±3 |
| ytterbium | Yb | 70 | 173.04 | 819. | 1194. |
| yttrium | Y | 39 | 88.9059 | 1522. ±8 | 3338. |
| zinc | Zn | 30 | 65.38 | 419.58 | 907. |
| zirconium | Zr | 40 | 91.22 | 1852. ±2 | 4377. |
1 Parentheses indicate most stable isotope.
Comments