1、化學(xué)元素的離子半徑 Ionic Radiuses of Elements 離子半徑 (Ionic radius) /(10-12m,pm) 元素符號(hào)(Symbol) 原子序數(shù) (Atomic number) 1.2(+1) H 1 13(+3) N 7 23(+3) B 5 35(+2) Be 4 37(+6) S 16 38(+5) P 15 40(+4) Si 14 46(+7) Mn 25 50(+6) Se 34 52(+6) U 92 52(+6) Cr 24 53(+4) Ge 32 53.5(+3) Al 13 56(+6) Re 75 56(+7) Tc 43 58(+3) A

2、s 33 59(+5) V 23 60.5(+4) Ti 22 62(+6) W 74 62(+3) Ga 31 62.5(+4) Pt 78 62.5(+4) Ir 77 63(+4) Os 76 64(+5) Ta 73 64.5(+3) Fe 26 65(+6) Mo 42 68(+4) Rh 45 68(+4) Ru 44 69(+2) Ni 28 69(+5) Nb 41 69(+4) Sn 50 71(+4) Hf 72 72(+4) Zr 40 72(+2) Mg 12 73(+2) Cu 29 74(+2) Zn 30 74.5(+2) Co 27 74.5(+3) Sc 21

3、 75(+6) Np 93 76(+1) Li 3 76(+3) Sb 51 78(+5) Pa 91 80(+3) In 49 84.8(+3) Lu 71 85(+3) Au 79 85.8(+3) Yb 70 86(+2) Pd 46 86.9(+3) Tm 69 88.1(+3) Er 68 88.7(+4) Pu 94 90(+3) Y 39 90.1(+3) Ho 67 91.2(+3) Dy 66 92.3(+3) Tb 65 92.5(+3) Es 99 93.4(+3) Cf 98 93.8(+3) Gd 64 94.7(+3) Eu 63 94.9(+3) Bk 97 96

4、.4(+3) Sm 62 97(+3) Cm 96 97(+4) Te 52 97(+2) Cd 48 97.2(+4) Th 90 97.9(+3) Pm 61 98.2(+3) Am 95 99(+2) Ca 20 99.5(+3) Nd 60 101.3(+3) Pr 59 102(+2) Hg 80 102(+1) Na 11 103(+3) Bi 83 103.4(+3) Ce 58 106.1(+3) La 57 110(+3) No 102 111.9(+3) Ac 89 112(+2) Sr 38 119(+2) Pb 82 126(+1) Ag 47 133(-1) F 9

5、135(+2) Ba 56 138(+1) K 19 140(-2) O 8 143(+2) Ra 88 150(+1) Tl 81 152(+1) Rb 37 167(+1) Cs 55 180(+1) Fr 87 181(-1) Cl 17 196(-1) Br 35 220(-1) I 53 230(-2) Po 84 離子半徑數(shù)據(jù)（除注明外均為六配位，非六配位時(shí)以上標(biāo)標(biāo)注，如+34。ls =低自旋，hs=高自旋。2）原子序數(shù)元素名稱(chēng)元素符號(hào)離子半徑pm3鋰Li+1764鈹Be+2455硼B(yǎng)+3276碳C+4167氮N34146+316+5138氧O21409氟F1133+7811鈉Na

6、+110212鎂Mg+27213鋁Al+353.514硅Si+44015磷P+344+53816硫S2184+437+62917氯Cl1181+512+72719鉀K+113820鈣Ca+210021鈧Sc+374.522鈦Ti+286+367+460.523釩V+264+458+55424鉻Cr+273ls+280hs+361.5+455+549+64425錳Mn+267+358ls+364.5hs+453+5433+6425.5+74626鐵Fe+261ls+278hs+355ls+364.5hs+458.5+642527鈷Co+265ls+274.5hs+354.5ls+361hs+45

7、328鎳Ni+269+356ls+360hs+448ls29銅Cu+177+273+354ls30鋅Zn+27431鎵Ga+36232鍺Ge+273+45333砷As+358+54634硒Se2198+450+64235溴Br1196+34sq59+5431+73937銣Rb+115238鍶Sr+211839釔Y+39040鋯Zr+47241鈮Nb+372+468+56442鉬Mo+369+465+561+65943锝Tc+464.5+560+75644釕Ru+368+462+556.5+7438+843645銠Rh+366.5+460+55546鈀Pd+1259+286+376+461.54

8、7銀Ag+1115+294+37548鎘Cd+29549銦In+38050錫Sn+2112+46951銻Sb+376+56052碲Te2221+497+65653碘I1220+595+75354氙Xe+84855銫Cs+116756鋇Ba+213557鑭La+3103.258鈰Ce+3102+48759鐠Pr+399+48560釹Nd+28129+398.361钷Pm+39762釤Sm+24122+395.863銪Eu+2117+394.764釓Gd+393.865鋱Tb+392.3+47666鏑Dy+2107+391.267鈥Ho+390.168鉺Er+38969銩Tm+2103+38870

9、鐿Yb+2102+386.871镥Lu+386.172鉿Hf+47173鉭Ta+372+468+56474鎢W+466+562+66075錸Re+463+558+655+75376鋨Os+463+557.5+654.5+752.5+843977銥Ir+368+462.5+55778鉑Pt+286+462.5+55779金Au+1137+385+55780汞Hg+1119+210281鉈Tl+1150+388.582鉛Pb+2119+477.583鉍Bi+3103+57684釙Po+494+66785砹At+76287鈁Fr+118088鐳Ra+2814889錒Ac+311290釷Th+49491鏷Pa+3104+490+57892