电离能表

这是各种元素的电离能的列表，单位为kJ·mol−1。

 第1至第10电离能 
 序号  符号  名称 第一电离能  第二电离能  第三电离能  第四电离能  第五电离能  第六电离能  第七电离能  第八电离能  第九电离能  第十电离能 1  H  氢 1312.0 2  He  氦 2372.3  5250.5 3  Li  锂 520.2  7298.1  11,815.0 4  Be  铍 899.5  1757.1  14,848.7  21,006.6 5  B  硼 800.6  2427.1  3659.7  25,025.8  32,826.7 6  C  碳 1086.5  2352.6  4620.5  6222.7  37,831  47,277.0 7  N  氮 1402.3  2856  4578.1  7475.0  9444.9  53,266.6  64,360 8  O  氧 1313.9  3388.3  5300.5  7469.2  10,989.5  13,326.5  71,330  84,078.0 9  F  氟 1681.0  3374.2  6050.4  8407.7  11,022.7  15,164.1  17,868  92,038.1  106,434.3 10  Ne  氖 2080.7  3952.3  6122  9371  12,177  15,238  19,999.0  23,069.5  115,379.5  131,432 11  Na  钠 495.8  4562  6910.3  9543  13,354  16,613  20,117  25,496  28,932  141,362 12  Mg  镁 737.7  1450.7  7732.7  10,542.5  13,630  18,020  21,711  25,661  31,653  35,458 13  Al  铝 577.5  1816.7  2744.8  11,577  14,842  18,379  23,326  27,465  31,853  38,473 14  Si  硅 786.5  1577.1  3231.6  4355.5  16,091  19,805  23,780  29,287  33,878  38,726 15  P  磷 1011.8  1907  2914.1  4963.6  6273.9  21,267  25,431  29,872  35,905  40,950 16  S  硫 999.6  2252  3357  4556  7004.3  8495.8  27,107  31,719  36,621  43,177 17  Cl  氯 1251.2  2298  3822  5158.6  6542  9362  11,018  33,604  38,600  43,961 18  Ar  氩 1520.6  2665.8  3931  5771  7238  8781  11,995  13,842  40,760  46,186 19  K  钾 418.8  3052  4420  5877  7975  9590  11,343  14,944  16,963.7  48,610 20  Ca  钙 589.8  1145.4  4912.4  6491  8153  10,496  12,270  14,206  18,191  20,385 21  Sc  钪 633.1  1235.0  2388.6  7090.6  8843  10,679  13,310  15,250  17,370  21,726 22  Ti  钛 658.8  1309.8  2652.5  4174.6  9581  11,533  13,590  16,440  18,530  20,833 23  V  钒 650.9  1414  2830  4507  6298.7  12,363  14,530  16,730  19,860  22,240 24  Cr  铬 652.9  1590.6  2987  4743  6702  8744.9  15,455  17,820  20,190  23,580 25  Mn  锰 717.3  1509.0  3248  4940  6990  9220  11,500  18,770  21,400  23,960 26  Fe  铁 762.5  1561.9  2957  5290  7240  9560  12,060  14,580  22,540  25,290 27  Co  钴 760.4  1648  3232  4950  7670  9840  12,440  15,230  17,959  26,570 28  Ni  镍 737.1  1753.0  3395  5300  7339  10,400  12,800  15,600  18,600  21,670 29  Cu  铜 745.5  1957.9  3555  5536  7700  9900  13,400  16,000  19,200  22,400 30  Zn  锌 906.4  1733.3  3833  5731  7970  10,400  12,900  16,800  19,600  23,000 31  Ga  镓 578.8  1979.3  2963  6180 32  Ge  锗 762  1537.5  3302.1  4411  9020 33  As  砷 947.0  1798  2735  4837  6043  12,310 34  Se  硒 941.0  2045  2973.7  4144  6590  7880  14,990 35  Br  溴 1139.9  2103  3470  4560  5760  8550  9940  18,600 36  Kr  氪 1350.8  2350.4  3565  5070  6240  7570  10,710  12,138  22,274  25,880 37  Rb  铷 403.0  2633  3860  5080  6850  8140  9570  13,120  14,500  26,740 38  Sr  锶 549.5  1064.2  4138  5500  6910  8760  10,230  11,800  15,600  17,100 39  Y  钇 600  1180  1980  5847  7430  8970  11,190  12,450  14,110  18,400 40  Zr  锆 640.1  1270  2218  3313  7752  9500 41  Nb  铌 652.1  1380  2416  3700  4877  9847  12,100 42  Mo  钼 684.3  1560  2618  4480  5257  6640.8  12,125  13,860  15,835  17,980 43  Tc  锝 702  1470  2850 44  Ru  钌 710.2  1620  2747 45  Rh  铑 719.7  1740  2997 46  Pd  钯 804.4  1870  3177 47  Ag  銀 731.0  2070  3361 48  Cd  镉 867.8  1631.4  3616 49  In  铟 558.3  1820.7  2704  5210 50  Sn  锡 708.6  1411.8  2943.0  3930.3  7456 51  Sb  锑 834  1594.9  2440  4260  5400  10,400 52  Te  碲 869.3  1790  2698  3610  5668  6820  13,200 53  I  碘 1008.4  1845.9  3180 54  Xe  氙 1170.4  2046.4  3099.4 55  Cs  铯 375.7  2234.3  3400 56  Ba  钡 502.9  965.2  3600 57  La  镧 538.1  1067  1850.3  4819  5940 58  Ce  铈 534.4  1050  1949  3547  6325  7490 59  Pr  镨 527  1020  2086  3761  5551 60  Nd  钕 533.1  1040  2130  3900 61  Pm  钷 540  1050  2150  3970 62  Sm  钐 544.5  1070  2260  3990 63  Eu  铕 547.1  1085  2404  4120 64  Gd  钆 593.4  1170  1990  4250 65  Tb  铽 565.8  1110  2114  3839 66  Dy  镝 573.0  1130  2200  3990 67  Ho  钬 581.0  1140  2204  4100 68  Er  铒 589.3  1150  2194  4120 69  Tm  铥 596.7  1160  2285  4120 70  Yb  镱 603.4  1174.8  2417  4203 71  Lu  镥 523.5  1340  2022.3  4370  6445 72  Hf  铪 658.5  1440  2250  3216 73  Ta  钽 761  1500 74  W  钨 770  1700 75  Re  铼 760  1260  2510  3640 76  Os  锇 840  1600 77  Ir  铱 880  1600 78  Pt  铂 870  1791 79  Au  金 890.1  1980 80  Hg  汞 1007.1  1810  3300 81  Tl  铊 589.4  1971  2878 82  Pb  铅 715.6  1450.5  3081.5  4083  6640 83  Bi  铋 703  1610  2466  4370  5400  8520 84  Po  钋 812.1 85  At  砹 899.003 86  Rn  氡 1037 87  Fr  钫 380 88  Ra  镭 509.3  979.0 89  Ac  锕 499  117019004700 90  Th  钍 587  1110  1978  2780 91  Pa  镤 5681128 1814 2991 92  U  鈾 597.6  1420 1900  3145 93  Np  镎 604.5 1128 1997  3242 94  Pu  钚 584.7 1128 2084  3338 95  Am  镅 578 1158 2132  3493 96  Cm  锔 581 1196 2026  3550 97  Bk  锫 601 1186 2152  3434 98  Cf  锎 608 1206 2267  3599 99  Es  锿 619 1216 2334  3734 100  Fm  镄 627 1225 2363  3792 101  Md  钔 635 1235 2470  3840 102  No  锘 642 1254 2643  3956 103  Lr  鐒 470 1428 2228  4910 104  Rf  鑪 579.9  1389.4  2296.4  3077.9 105  Db  𨧀 664.8  1546.7  2378.4  3298.8  4305.2 106  Sg  𨭎 757.4  1732.9  2483.5  3415.6  4561.8  5715.8 107  Bh  𨨏 742.9  1688.5  2566.5  3598.9  4727.8  5991.7  7226.8 108  Hs  𨭆 733.3  1756.0  2827.0  3637.5  4940.0  6175.1  7535.5  8857.4 109  Mt  䥑 800.8  1823.6  2904.2  3859.4  4920.8 110  Ds  鐽 955.2  1891.1  3029.6  3955.9  5113.7 111  Rg  錀 1022.7  2074.4  3077.9  4052.4  5306.7 112  Cn  鎶 1154.9  2170.0  3164.7  4245.4  5499.7 113  Nh  鉨 704.9  2238.5  3023.3  4351.5  5692.6 114  Fl  鈇 823.9  1601.6  3367.3  4399.7  5847.0 115  Mc  镆 538.4  1756.0  2653.3  4679.5  5721.6 116  Lv  鉝 723.6  1331.5  2846.3  3811.2  6078.6 117  Ts  Ts 742.9   118  Og  Og 839.4  1563.1 119  Uue  Uue 463.1  1698.1 120  Ubn  Ubn 578.9   121  Ubu  Ubu 429.4 122  Ubb  Ubb 540.4   1090.4   1968.5   2618.9

 第11到20电离能 
 原子序 符號 名稱 11th  12th  13th  14th  15th  16th  17th  18th  19th  20th 11  Na  钠 159,076 12  Mg  镁 169,988  189,368 13  Al  铝 42,647  201,266 222,316 14  Si  硅 45,962  50,502  235,196  257,923 15  P  磷 46,261  54,110  59,024  271,791  296,195 16  S  硫 48,710  54,460  62,930  68,216  311,048  337,138 17  Cl  氯 51,068  57,119  63,363  72,341  78,095  352,994  380,760 18  Ar  氩 52,002  59,653  66,199  72,918  82,473  88,576  397,605  427,066 19  K  钾 54,490  60,730  68,950  75,900  83,080  93,400  99,710  444,880  476,063 20  Ca  钙 57,110  63,410  70,110  78,890  86,310  94,000  104,900  111,711  494,850  527,762 21  Sc  钪 24,102  66,320  73,010  80,160  89,490  97,400  105,600  117,000  124,270  547,530 22  Ti  钛 25,575  28,125  76,015  83,280  90,880  100,700  109,100  117,800  129,900  137,530 23  V  钒 24,670  29,730  32,446  86,450  94,170  102,300  112,700  121,600  130,700  143,400 24  Cr  铬 26,130  28,750  34,230  37,066  97,510  105,800  114,300  125,300  134,700  144,300 25  Mn  锰 27,590  30,330  33,150  38,880  41,987  109,480  118,100  127,100  138,600  148,500 26  Fe  铁 28,000  31,920  34,830  37,840  44,100  47,206  122,200  131,000  140,500  152,600 27  Co  钴 29,400  32,400  36,600  39,700  42,800  49,396  52,737  134,810  145,170  154,700 28  Ni  镍 30,970  34,000  37,100  41,500  44,800  48,100  55,101  58,570  148,700  159,000 29  Cu  铜 25,600  35,600  38,700  42,000  46,700  50,200  53,700  61,100  64,702  163,700 30  Zn  锌 26,400  29,990  40,490  43,800  47,300  52,300  55,900  59,700  67,300  171,200 36  Kr  氪 29,700  33,800  37,700  43,100  47,500  52,200  57,100  61,800  75,800  80,400 38  Sr  锶 31,270 39  Y  钇 19,900  36,090 42  Mo  钼 20,190  22,219  26,930  29,196  52,490  55,000  61,400  67,700  74,000  80,400

 第21到30电离能 
 原子序 符號 名稱 21st  22nd  23rd  24th  25th  26th  27th  28th  29th  30th 21  Sc  钪 582,163 22  Ti  钛 602,930  639,294 23  V  钒 151,440  661,050  699,144 24  Cr  铬 157,700  166,090  721,870  761,733 25  Mn  锰 158,600  172,500  181,380  785,450  827,067 26  Fe  铁 163,000  173,600  188,100  195,200  851,800  895,161 27  Co  钴 167,400  178,100  189,300  204,500  214,100  920,870  966,023 28  Ni  镍 169,400  182,700  194,000  205,600  221,400  231,490  992,718  1,039,668 29  Cu  铜 174,100  184,900  198,800  210,500  222,700  239,100  249,660  1,067,358  1,116,105 30  Zn  锌 179,100 36  Kr  氪 85,300  90,400  96,300  101,400  111,100  116,290  282,500  296,200  311,400  326,200 42  Mo  钼 87,000  93,400  98,420  104,400  121,900  127,700  133,800  139,800  148,100  154,500

 参考资料 
 Ionization energies of the elements (data page)
  (for predictions)

  (for predictions)

Category:化学列表
Category:游離