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Chemical Elements by Density
Chemical Properties, Physical Properties and General Information


Radioactive Material Sign
Radioactive Natural Element		 Radioactive Material Sign
Radioactive Synthetic Element		 Toxic Material Sign
Toxic Element
Name Sym. Atomic
Number		 Atomic
Weight		 Melting
Point		 Boiling
Point		 Phase Density Classification
Hydrogen H 1 1.00794 -259.14 °C -252.87 °C Gas 0.08988 g/L Non-Metal
Helium He 2 4.002602 -272.2 °C -268.93 °C Gas 0.1786 g/L Noble Gas
Neon Ne 10 20.1797 -248.59 °C -246.08 °C Gas 0.9002 g/L Noble Gas
Nitrogen N 7 14.0067 -210.00 °C -195.79 °C Gas 1.251 g/L Non-Metal
Oxygen O 8 15.9994 -218.79 °C -182.95 °C Gas 1.429 g/L Non-Metal
Fluorine F 9 18.9984032 -219.62 °C -188.12 °C Gas 1.7 g/L Non-Metal
Argon Ar 18 39.948 -189.35 °C -185.85 °C Gas 1.784 g/L Noble Gas
Chlorine Cl 17 35.453 -101.5 °C -34.04 °C Gas 3.2 g/L Non-Metal
Krypton Kr 36 83.798 -157.36 °C -153.22 °C Gas 3.749 g/L Noble Gas
Xenon Xe 54 131.293 -111.7 °C -108.12 °C Gas 5.894 g/L Noble Gas
Radon Rn 86 222 -71.15 °C -61.85 °C Gas 9.73 g/L Noble Gas
Lithium Li 3 6.941 180.54 °C 1342 °C Solid 0.534 g/cm3 Alkali Metal
Potassium (Kalium) K 19 39.0983 63.38 °C 759 °C Solid 0.89 g/cm3 Alkali Metal
Sodium (Natrium) Na 11 22.98976928 97.72 °C 883 °C Solid 0.968 g/cm3 Alkali Metal
Rubidium Rb 37 85.4678 39.31 °C 688 °C Solid 1.532 g/cm3 Alkali Metal
Calcium Ca 20 40.078 842 °C 1484 °C Solid 1.55 g/cm3 Alkaline Earth Metal
Magnesium Mg 12 24.3050 650 °C 1090 °C Solid 1.738 g/cm3 Alkaline Earth Metal
Phosphorus P 15 30.973762 44.2 °C 277 °C Solid 1.82 g/cm3 Non-Metal (white)
Beryllium Be 4 9.012182 1287 °C 2469 °C Solid 1.85 g/cm3 Alkaline Earth Metal
Francium Fr 87 223 27 °C 677 °C Solid 1.87 g/cm3 Alkali Metal
Cesium (Caesium) Cs 55 132.9054519 28.44 °C 671 °C Solid 1.93 g/cm3 Alkali Metal
Sulfur S 16 32.065 115.21 444.6 °C Solid 2.067 g/cm3 Non-Metal
Carbon C 6 12.0107 3550°C 3800 °C Solid 2.267 g/cm3 Non-Metal
Silicon Si 14 28.0855 1414 °C 3265 °C Solid 2.33 g/cm3 Semi-Metal
Boron B 5 10.811 2076 °C 3927 °C Solid 2.34 g/cm3 Semi-Metal
Strontium Sr 38 87.62 777 °C 1382 °C Solid 2.64 g/cm3 Alkaline Earth Metal
Aluminum (Aluminium) Al 13 26.9815386 660.32 °C 2519 °C Solid 2.70 g/cm3 Metal
Scandium Sc 21 44.955912 1541 °C 2836 °C Solid 2.985 g/cm3 Metal
Bromine Br 35 79.904 -7.3 °C 58.8 °C Liquid 3.1028 g/cm3 Non-Metal
Barium Ba 56 137.327 727 °C 1897 °C Solid 3.51 g/cm3 Alkaline Earth Metal
Yttrium Y 39 88.90585 1526 °C 3336 °C Solid 4.472 g/cm3 Metal
Titanium Ti 22 47.867 1668 °C 3287 °C Solid 4.506 g/cm3 Metal
Selenium Se 34 78.96 221 °C 685 °C Solid 4.809 g/cm3 Non-Metal
Iodine I 53 126.904 113.7 °C 184.3 °C Solid 4.933 g/cm3 Non-Metal
Europium Eu 63 151.964 826 °C 1529 °C Solid 5.244 g/cm3 Metal
Germanium Ge 32 72.64 938.25 °C 2833 °C Solid 5.323 g/cm3 Semi-Metal
Radium Ra 88 226 700 °C 1737 °C Solid 5.5 g/cm3 Alkaline Earth Metal
Arsenic As 33 74.92160 817 °C 614 °C Solid 5.727 g/cm3 Semi-Metal
Gallium Ga 31 69.723 29.7646 °C 2204 °C Solid 5.91 g/cm3 Metal
Vanadium V 23 50.9415 1910 °C 3407 °C Solid 6.0 g/cm3 Metal
Lanthanum La 57 138.90547 920 °C 3464 °C Solid 6.162 g/cm3 Metal
Tellurium Te 52 127.60 449.51 °C 988 °C Solid 6.24 g/cm3 Semi-Metal
Zirconium Zr 40 91.224 1855 °C 4409 °C Solid 6.52 g/cm3 Metal
Antimony (Stibium) Sb 51 121.760 630.63 °C 1587 °C Solid 6.697 g/cm3 Semi-Metal
Cerium Ce 58 140.116 795 °C 3443 °C Solid 6.770 g/cm3 Metal
Praseodymium Pr 59 140.90765 935 °C 3520 °C Solid 6.77 g/cm3 Metal
Ytterbium Yb 70 173.04 824 °C 1196 °C Solid 6.90 g/cm3 Metal
Astatine At 85 210 302 °C 337 °C Solid 7 g/cm3 Semi-Metal
Neodymium Nd 60 144.242 1024 °C 3074 °C Solid 7.01 g/cm3 Metal
Zinc Zn 30 65.409 419.53 °C 907 °C Solid 7.14 g/cm3 Metal
Chromium Cr 24 51.9961 1907 °C 2671 °C Solid 7.15 g/cm3 Metal
Promethium Pm 61 145 1042 °C 3000 °C Solid 7.26 g/cm3 Metal
Tin (Stannum) Sn 50 118.710 231.93 °C 2602 °C Solid 7.287 g/cm3 Metal
Indium In 49 114.818 156.60 °C 2072 °C Solid 7.31 g/cm3 Metal
Manganese Mn 25 54.938045 1246 °C 2061 °C Solid 7.43 g/cm3 Metal
Samarium Sm 62 150.36 1072 °C 1794 °C Solid 7.52 g/cm3 Metal
Iron (Ferrum) Fe 26 55.845 1538 °C 2861 °C Solid 7.86 g/cm3 Metal
Gadolinium Gd 64 157.25 1312 °C 3273 °C Solid 7.90 g/cm3 Metal
Terbium Tb 65 158.92535 1356 °C 3230 °C Solid 8.23 g/cm3 Metal
Dysprosium Dy 66 162.500 1407 °C 2567 °C Solid 8.540 g/cm3 Metal
Niobium Nb 41 92.906 2477 °C 4744 °C Solid 8.57 g/cm3 Metal
Cadmium Cd 48 112.411 321.07 °C 767 °C Solid 8.65 g/cm3 Metal
Holmium Ho 67 164.930 32 1461 °C 2720 °C Solid 8.79 g/cm3 Metal
Cobalt Co 27 58.933195 1495 °C 2927 °C Solid 8.90 g/cm3 Metal
Nickel Ni 28 58.6934 1455 °C 2913 °C Solid 8.908 g/cm3 Metal
Copper (Cuprum) Cu 29 63.546 1084.62 °C 2562 °C Solid 8.96 g/cm3 Metal
Erbium Er 68 167.259 1529 °C 2868 °C Solid 9.066 g/cm3 Metal
Polonium Po 84 209 254 °C 962 °C Solid 9.32 g/cm3 Metal
Thulium Tm 69 168.93421 1545 °C 1950 °C Solid 9.32 g/cm3 Metal
Bismuth Bi 83 208.98040 271.5 °C 1564 °C Solid 9.78 g/cm3 Metal
Lutetium Lu 71 174.967 1652 °C 3402 °C Solid 9.841 g/cm3 Metal
Actinium Ac 89 227 1050 °C 3198 °C Solid 10 g/cm3 Metal
Molybdenum Mo 42 95.94 2623 °C 4639 °C Solid 10.28 g/cm3 Metal
Silver (Argentum) Ag 47 107.8682 961.78 °C 2162 °C Solid 10.49 g/cm3 Noble Metal
Technetium Tc 43 98 2157 °C 4265 °C Solid 11g/cm3 Metal
Lead (Plumbum) Pb 82 207.2 327.46 °C 1749 °C Solid 11.34 g/cm3 Metal
Thorium Th 90 232.03806 1842 °C 4788 °C Solid 11.7 g/cm3 Metal
Thallium Tl 81 204.3833 304 °C 1473 °C Solid 11.85 g/cm3 Metal
Palladium Pd 46 106.42 1554.9 °C 2963 °C Solid 12.023 g/cm3 Noble Metal
Ruthenium Ru 44 101.07 2334 °C 4150 °C Solid 12.45 g/cm3 Noble Metal
Rhodium Rh 45 102.905 1964 °C 3695 °C Solid 12.41 g/cm3 Noble Metal
Hafnium Hf 72 178.49 2233 °C 4603 °C Solid 13.31 g/cm3 Metal
Curium Cm 96 247 1340 °C 3110 °C Solid 13.51 g/cm3 Metal
Mercury (Hydrargyrum) Hg 80 200.59 -38.83 °C 356.73 °C Liquid 13.534 g/cm3 Metal
Americium Am 95 243 1176 °C 2607 °C Solid 13.6 g/cm3 Metal
Berkelium Bk 97 247 1050 °C Unknown Solid 14 g/cm3 Metal
Protactinium Pa 91 231.03588 1568 °C 4027 °C Solid 15.37 g/cm3 Metal
Tantalum Ta 73 180.94788 3017 °C 5458 °C Solid 16.69 g/cm3 Noble Metal
Uranium U 92 238.02891 1132.2 °C 4131 °C Solid 19.1 g/cm3 Metal
Tungsten (Wolfram) W 74 183.84 3422 °C 5555 °C Solid 19.25 g/cm3 Metal
Gold (Aurum) Au 79 196.966569 1064.18 °C 2856 °C Solid 19.3 g/cm3 Noble Metal
Plutonium Pu 94 244 639.4 °C 3228 °C Solid 19.816 g/cm3 Metal
Neptunium Np 93 237 637 °C 4000 °C Solid 20.2 g/cm3 Metal
Rhenium Re 75 186.207 3186 °C 5596 °C Solid 21.02 g/cm3 Noble Metal
Platinum Pt 78 195.084 1768.3 °C 3825 °C Solid 21.45 g/cm3 Noble Metal
Osmium Os 76 190.23 3033 °C 5012 °C Solid 22.61 g/cm3 Noble Metal
Iridium Ir 77 192.217 2446 °C 4428 °C Solid 22.65 g/cm3 Noble Metal
Californium Cf 98 251 900 °C Unknown Solid Unknown Metal
Einsteinium Es 99 252 860 °C Unknown Solid Unknown Metal
Fermium Fm 100 257 1527 °C Unknown Solid Unknown Metal
Mendelevium Md 101 258 827 °C Unknown Solid Unknown Metal
Nobelium No 102 259 827 °C Unknown Solid Unknown Metal
Lawrencium Lr 103 262 1627 °C Unknown Solid Unknown Metal
Rutherfordium Rf 104 261 Unknown Unknown Solid Unknown Metal
Dubnium Db 105 262 Unknown Unknown Solid Unknown Metal
Seaborgium Sg 106 266 Unknown Unknown Solid Unknown Metal
Bohrium Bh 107 264 Unknown Unknown Solid Unknown Metal
Hassium Hs 108 277 Unknown Unknown Solid Unknown Metal
Meitnerium Mt 109 268 Unknown Unknown Solid Unknown Metal
Darmstadtium Ds 110 271 Unknown Unknown Solid Unknown Metal
Roentgenium Rg 111 272 Unknown Unknown Solid Unknown Metal
Copernicium Cn 112 285 Unknown Unknown Solid Unknown Metal
Ununtrium Uut 113 284 Unknown Unknown Solid Unknown Metal
Ununquadium Uuq 114 289 Unknown Unknown Solid Unknown Metal
Ununpentium Uup 115 288 Unknown Unknown Solid Unknown Metal
Ununhexium Uuh 116 292 Unknown Unknown Solid Unknown Metal
Ununseptium Uus 117 294 ? Unknown Unknown Solid ? Unknown Metal ?
Ununoctium Uuo 118 294 Unknown Unknown Gas Unknown Noble Gas


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