📋 元素速查表
全部118种元素的关键数据一览,支持搜索和排序
118 种元素
| 序号 | 符号 | 中文名 | 英文名 | 原子量 | 分类 | 熔点(°C) | 沸点(°C) | 密度(g/cm³) | 电负性 | 发现年 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | H | 氢 | Hydrogen | 1.008 | 非金属 | -259.1 | -252.9 | 0.0001 | 2.20 | 1766 |
| 2 | He | 氦 | Helium | 4.003 | 稀有气体 | -272.2 | -268.9 | 0.0002 | — | 1868 |
| 3 | Li | 锂 | Lithium | 6.941 | 碱金属 | 180.5 | 1,342.0 | 0.5340 | 0.98 | 1817 |
| 4 | Be | 铍 | Beryllium | 9.012 | 碱土金属 | 1,286.9 | 2,468.9 | 1.8500 | 1.57 | 1798 |
| 5 | B | 硼 | Boron | 10.810 | 准金属 | 2,075.9 | 3,926.9 | 2.3400 | 2.04 | 1808 |
| 6 | C | 碳 | Carbon | 12.011 | 非金属 | 3,549.9 | 4,826.9 | 2.2670 | 2.55 | -3750 |
| 7 | N | 氮 | Nitrogen | 14.007 | 非金属 | -209.9 | -195.8 | 0.0013 | 3.04 | 1772 |
| 8 | O | 氧 | Oxygen | 15.999 | 非金属 | -218.8 | -183.0 | 0.0014 | 3.44 | 1774 |
| 9 | F | 氟 | Fluorine | 18.998 | 卤素 | -219.6 | -188.1 | 0.0017 | 3.98 | 1886 |
| 10 | Ne | 氖 | Neon | 20.180 | 稀有气体 | -248.6 | -246.1 | 0.0009 | — | 1898 |
| 11 | Na | 钠 | Sodium | 22.990 | 碱金属 | 97.7 | 882.9 | 0.9710 | 0.93 | 1807 |
| 12 | Mg | 镁 | Magnesium | 24.305 | 碱土金属 | 649.9 | 1,089.9 | 1.7380 | 1.31 | 1755 |
| 13 | Al | 铝 | Aluminium | 26.982 | 后过渡金属 | 660.3 | 2,518.9 | 2.7000 | 1.61 | 1825 |
| 14 | Si | 硅 | Silicon | 28.086 | 准金属 | 1,413.9 | 3,264.9 | 2.3290 | 1.90 | 1823 |
| 15 | P | 磷 | Phosphorus | 30.974 | 非金属 | 44.2 | 280.5 | 1.8230 | 2.19 | 1669 |
| 16 | S | 硫 | Sulfur | 32.065 | 非金属 | 115.2 | 444.7 | 2.0670 | 2.58 | -3750 |
| 17 | Cl | 氯 | Chlorine | 35.453 | 卤素 | -101.0 | -33.3 | 0.0032 | 3.16 | 1774 |
| 18 | Ar | 氩 | Argon | 39.948 | 稀有气体 | -189.4 | -185.9 | 0.0018 | — | 1894 |
| 19 | K | 钾 | Potassium | 39.098 | 碱金属 | 63.4 | 758.9 | 0.8620 | 0.82 | 1807 |
| 20 | Ca | 钙 | Calcium | 40.078 | 碱土金属 | 841.9 | 1,483.9 | 1.5400 | 1.00 | -3750 |
| 21 | Sc | 钪 | Scandium | 44.956 | 过渡金属 | 1,540.9 | 2,835.9 | 2.9850 | 1.36 | 1879 |
| 22 | Ti | 钛 | Titanium | 47.867 | 过渡金属 | 1,667.9 | 3,286.9 | 4.5070 | 1.54 | 1791 |
| 23 | V | 钒 | Vanadium | 50.942 | 过渡金属 | 1,909.9 | 3,406.9 | 6.1100 | 1.63 | 1801 |
| 24 | Cr | 铬 | Chromium | 51.996 | 过渡金属 | 1,906.9 | 2,670.9 | 7.1400 | 1.66 | 1797 |
| 25 | Mn | 锰 | Manganese | 54.938 | 过渡金属 | 1,245.9 | 2,060.9 | 7.4300 | 1.55 | 1774 |
| 26 | Fe | 铁 | Iron | 55.845 | 过渡金属 | 1,537.9 | 2,860.9 | 7.8740 | 1.83 | -3750 |
| 27 | Co | 钴 | Cobalt | 58.933 | 过渡金属 | 1,494.9 | 2,926.9 | 8.9000 | 1.88 | 1735 |
| 28 | Ni | 镍 | Nickel | 58.693 | 过渡金属 | 1,454.9 | 2,912.9 | 8.9080 | 1.91 | 1751 |
| 29 | Cu | 铜 | Copper | 63.546 | 过渡金属 | 1,084.6 | 2,561.9 | 8.9600 | 1.90 | -8000 |
| 30 | Zn | 锌 | Zinc | 65.380 | 过渡金属 | 419.5 | 906.9 | 7.1330 | 1.65 | 1746 |
| 31 | Ga | 镓 | Gallium | 69.723 | 后过渡金属 | 29.8 | 2,203.9 | 5.9040 | 1.81 | 1875 |
| 32 | Ge | 锗 | Germanium | 72.610 | 准金属 | 938.3 | 2,832.9 | 5.3230 | 2.01 | 1886 |
| 33 | As | 砷 | Arsenic | 74.922 | 准金属 | 816.9 | 613.9 | 5.7270 | 2.18 | -2000 |
| 34 | Se | 硒 | Selenium | 78.960 | 非金属 | 220.9 | 684.9 | 4.8100 | 2.55 | 1817 |
| 35 | Br | 溴 | Bromine | 79.904 | 卤素 | -7.3 | 58.9 | 3.1020 | 2.96 | 1826 |
| 36 | Kr | 氪 | Krypton | 83.800 | 稀有气体 | -157.4 | -153.2 | 0.0038 | — | 1898 |
| 37 | Rb | 铷 | Rubidium | 85.468 | 碱金属 | 39.3 | 687.9 | 1.5320 | 0.82 | 1861 |
| 38 | Sr | 锶 | Strontium | 87.620 | 碱土金属 | 776.9 | 1,381.9 | 2.6340 | 0.95 | 1790 |
| 39 | Y | 钇 | Yttrium | 88.906 | 过渡金属 | 1,525.9 | 3,344.9 | 4.4720 | 1.22 | 1794 |
| 40 | Zr | 锆 | Zirconium | 91.224 | 过渡金属 | 1,854.9 | 4,408.9 | 6.5110 | 1.33 | 1789 |
| 41 | Nb | 铌 | Niobium | 92.906 | 过渡金属 | 2,476.9 | 4,743.9 | 8.5700 | 1.60 | 1801 |
| 42 | Mo | 钼 | Molybdenum | 95.960 | 过渡金属 | 2,622.9 | 4,638.9 | 10.2200 | 2.16 | 1781 |
| 43 | Tc | 锝 | Technetium | 97.000 | 过渡金属 | 2,156.9 | 4,264.9 | 11.5000 | 1.90 | 1937 |
| 44 | Ru | 钌 | Ruthenium | 101.070 | 过渡金属 | 2,333.9 | 4,149.9 | 12.1000 | 2.20 | 1844 |
| 45 | Rh | 铑 | Rhodium | 102.906 | 过渡金属 | 1,963.9 | 3,694.9 | 12.4000 | 2.28 | 1803 |
| 46 | Pd | 钯 | Palladium | 106.420 | 过渡金属 | 1,554.9 | 2,962.9 | 12.0200 | 2.20 | 1803 |
| 47 | Ag | 银 | Silver | 107.868 | 过渡金属 | 961.8 | 2,161.9 | 10.5000 | 1.93 | -3000 |
| 48 | Cd | 镉 | Cadmium | 112.411 | 过渡金属 | 321.1 | 766.9 | 8.6900 | 1.69 | 1817 |
| 49 | In | 铟 | Indium | 114.818 | 后过渡金属 | 156.6 | 2,071.9 | 7.3100 | 1.78 | 1863 |
| 50 | Sn | 锡 | Tin | 118.710 | 后过渡金属 | 231.9 | 2,601.9 | 7.2900 | 1.96 | -3500 |
| 51 | Sb | 锑 | Antimony | 121.760 | 准金属 | 630.6 | 1,586.9 | 6.6920 | 2.05 | -3000 |
| 52 | Te | 碲 | Tellurium | 127.600 | 准金属 | 449.5 | 987.9 | 6.2320 | 2.10 | 1782 |
| 53 | I | 碘 | Iodine | 126.904 | 卤素 | 113.7 | 184.4 | 4.9300 | 2.66 | 1811 |
| 54 | Xe | 氙 | Xenon | 131.290 | 稀有气体 | -111.8 | -108.1 | 0.0059 | — | 1898 |
| 55 | Cs | 铯 | Cesium | 132.905 | 碱金属 | 28.4 | 670.9 | 1.8730 | 0.79 | 1860 |
| 56 | Ba | 钡 | Barium | 137.327 | 碱土金属 | 726.9 | 1,896.9 | 3.5100 | 0.89 | 1808 |
| 57 | La | 镧 | Lanthanum | 138.905 | 镧系元素 | 919.9 | 3,463.9 | 6.1450 | 1.10 | 1839 |
| 58 | Ce | 铈 | Cerium | 140.116 | 镧系元素 | 794.9 | 3,442.9 | 6.6890 | 1.12 | 1803 |
| 59 | Pr | 镨 | Praseodymium | 140.908 | 镧系元素 | 934.9 | 3,519.9 | 6.7730 | 1.13 | 1885 |
| 60 | Nd | 钕 | Neodymium | 144.242 | 镧系元素 | 1,023.9 | 3,073.9 | 7.0080 | 1.14 | 1885 |
| 61 | Pm | 钷 | Promethium | 145.000 | 镧系元素 | 1,041.9 | 2,999.9 | 7.2600 | — | 1945 |
| 62 | Sm | 钐 | Samarium | 150.360 | 镧系元素 | 1,071.9 | 1,793.9 | 7.5200 | 1.17 | 1879 |
| 63 | Eu | 铕 | Europium | 151.964 | 镧系元素 | 825.9 | 1,528.9 | 5.2400 | — | 1901 |
| 64 | Gd | 钆 | Gadolinium | 157.250 | 镧系元素 | 1,311.9 | 3,272.9 | 7.9000 | 1.20 | 1880 |
| 65 | Tb | 铽 | Terbium | 158.925 | 镧系元素 | 1,355.9 | 3,229.9 | 8.2300 | — | 1843 |
| 66 | Dy | 镝 | Dysprosium | 162.500 | 镧系元素 | 1,406.9 | 2,566.9 | 8.5500 | 1.22 | 1886 |
| 67 | Ho | 钬 | Holmium | 164.930 | 镧系元素 | 1,460.9 | 2,719.9 | 8.7950 | 1.23 | 1878 |
| 68 | Er | 铒 | Erbium | 167.259 | 镧系元素 | 1,528.9 | 2,867.9 | 9.0660 | 1.24 | 1843 |
| 69 | Tm | 铥 | Thulium | 168.934 | 镧系元素 | 1,544.9 | 1,949.9 | 9.3210 | 1.25 | 1879 |
| 70 | Yb | 镱 | Ytterbium | 173.040 | 镧系元素 | 823.9 | 1,195.9 | 6.9650 | — | 1878 |
| 71 | Lu | 镥 | Lutetium | 174.967 | 镧系元素 | 1,651.9 | 3,401.9 | 9.8410 | 1.27 | 1907 |
| 72 | Hf | 铪 | Hafnium | 178.490 | 过渡金属 | 2,232.9 | 4,602.9 | 13.3100 | 1.30 | 1923 |
| 73 | Ta | 钽 | Tantalum | 180.948 | 过渡金属 | 3,016.9 | 5,457.9 | 16.6500 | 1.50 | 1802 |
| 74 | W | 钨 | Tungsten | 183.840 | 过渡金属 | 3,421.9 | 5,554.9 | 19.2500 | 2.36 | 1783 |
| 75 | Re | 铼 | Rhenium | 186.207 | 过渡金属 | 3,185.9 | 5,595.9 | 21.0200 | 1.90 | 1925 |
| 76 | Os | 锇 | Osmium | 190.230 | 过渡金属 | 3,032.9 | 5,011.9 | 22.5900 | 2.20 | 1803 |
| 77 | Ir | 铱 | Iridium | 192.217 | 过渡金属 | 2,445.9 | 4,427.9 | 22.4200 | 2.20 | 1803 |
| 78 | Pt | 铂 | Platinum | 195.078 | 过渡金属 | 1,768.3 | 3,824.9 | 21.4500 | 2.28 | -700 |
| 79 | Au | 金 | Gold | 196.967 | 过渡金属 | 1,064.2 | 2,855.9 | 19.3000 | 2.54 | -6000 |
| 80 | Hg | 汞 | Mercury | 200.590 | 过渡金属 | -38.8 | 356.7 | 13.5340 | 2.00 | -3000 |
| 81 | Tl | 铊 | Thallium | 204.383 | 后过渡金属 | 303.9 | 1,472.9 | 11.8500 | 1.62 | 1861 |
| 82 | Pb | 铅 | Lead | 207.200 | 后过渡金属 | 327.5 | 1,748.9 | 11.3400 | 2.33 | -6000 |
| 83 | Bi | 铋 | Bismuth | 208.980 | 后过渡金属 | 271.4 | 1,563.9 | 9.7970 | 2.02 | -3000 |
| 84 | Po | 钋 | Polonium | 209.000 | 后过渡金属 | 253.9 | 961.9 | 9.3200 | 2.00 | 1898 |
| 85 | At | 砹 | Astatine | 210.000 | 卤素 | 301.9 | 336.9 | — | 2.20 | 1940 |
| 86 | Rn | 氡 | Radon | 222.000 | 稀有气体 | -71.2 | -61.7 | 0.0097 | — | 1900 |
| 87 | Fr | 钫 | Francium | 223.000 | 碱金属 | 26.9 | 676.9 | — | 0.70 | 1939 |
| 88 | Ra | 镭 | Radium | 226.000 | 碱土金属 | 699.9 | 1,736.9 | 5.5000 | 0.90 | 1898 |
| 89 | Ac | 锕 | Actinium | 227.000 | 锕系元素 | 1,226.9 | 3,197.9 | 10.0000 | 1.10 | 1899 |
| 90 | Th | 钍 | Thorium | 232.038 | 锕系元素 | 1,841.9 | 4,787.9 | 11.7200 | 1.30 | 1829 |
| 91 | Pa | 镤 | Protactinium | 231.036 | 锕系元素 | 1,567.9 | 4,026.9 | 15.3700 | 1.50 | 1913 |
| 92 | U | 铀 | Uranium | 238.029 | 锕系元素 | 1,132.2 | 4,130.9 | 18.9500 | 1.38 | 1789 |
| 93 | Np | 镎 | Neptunium | 237.000 | 锕系元素 | 643.9 | 3,999.9 | 20.2000 | 1.36 | 1940 |
| 94 | Pu | 钚 | Plutonium | 244.000 | 锕系元素 | 639.4 | 3,227.9 | 19.8400 | 1.28 | 1940 |
| 95 | Am | 镅 | Americium | 243.000 | 锕系元素 | 1,175.9 | 2,606.9 | 13.6700 | 1.30 | 1944 |
| 96 | Cm | 锔 | Curium | 247.000 | 锕系元素 | 1,339.9 | 3,109.9 | 13.5100 | 1.30 | 1944 |
| 97 | Bk | 锫 | Berkelium | 247.000 | 锕系元素 | 985.9 | 2,626.9 | 14.7800 | 1.30 | 1949 |
| 98 | Cf | 锎 | Californium | 251.000 | 锕系元素 | 899.9 | 1,469.9 | 15.1000 | 1.30 | 1950 |
| 99 | Es | 锿 | Einsteinium | 252.000 | 锕系元素 | 859.9 | 995.9 | — | 1.30 | 1952 |
| 100 | Fm | 镄 | Fermium | 257.000 | 锕系元素 | 1,526.9 | — | — | 1.30 | 1952 |
| 101 | Md | 钔 | Mendelevium | 258.000 | 锕系元素 | 826.9 | — | — | 1.30 | 1955 |
| 102 | No | 锘 | Nobelium | 259.000 | 锕系元素 | 826.9 | — | — | 1.30 | 1958 |
| 103 | Lr | 铹 | Lawrencium | 262.000 | 锕系元素 | 1,626.9 | — | — | 1.30 | 1961 |
| 104 | Rf | 𬬻 | Rutherfordium | 267.000 | 过渡金属 | 2,126.9 | 5,526.9 | 23.2000 | — | 1969 |
| 105 | Db | 𬭊 | Dubnium | 268.000 | 过渡金属 | — | — | 29.3000 | — | 1970 |
| 106 | Sg | 𬭳 | Seaborgium | 271.000 | 过渡金属 | — | — | 35.0000 | — | 1974 |
| 107 | Bh | 𬭛 | Bohrium | 272.000 | 过渡金属 | — | — | 37.1000 | — | 1981 |
| 108 | Hs | 𬭶 | Hassium | 270.000 | 过渡金属 | — | — | 40.7000 | — | 1984 |
| 109 | Mt | 鿏 | Meitnerium | 276.000 | 过渡金属 | — | — | 37.4000 | — | 1982 |
| 110 | Ds | 𫟼 | Darmstadtium | 281.000 | 过渡金属 | — | — | 34.8000 | — | 1994 |
| 111 | Rg | 𬬭 | Roentgenium | 280.000 | 过渡金属 | — | — | 28.7000 | — | 1994 |
| 112 | Cn | 鿔 | Copernicium | 285.000 | 过渡金属 | — | — | 23.7000 | — | 1996 |
| 113 | Nh | 鉨 | Nihonium | 284.000 | 后过渡金属 | 426.9 | 1,126.9 | 16.0000 | — | 2004 |
| 114 | Fl | 𫓧 | Flerovium | 289.000 | 后过渡金属 | — | — | 14.0000 | — | 1998 |
| 115 | Mc | 镆 | Moscovium | 288.000 | 后过渡金属 | 396.9 | 1,126.9 | 13.5000 | — | 2003 |
| 116 | Lv | 𫟷 | Livermorium | 293.000 | 后过渡金属 | 363.9 | 811.9 | 12.9000 | — | 2000 |
| 117 | Ts | 鿬 | Tennessine | 294.000 | 卤素 | 426.9 | 609.9 | 7.1700 | — | 2010 |
| 118 | Og | 鿫 | Oganesson | 294.000 | 稀有气体 | 51.9 | 176.9 | 5.0000 | — | 2002 |