化学元素的离子半径IonicRadiusesofElements离子半径(Ionicradius)/(×10-12m,pm)元素符号(Symbol)原子序数(Atomicnumber)1.2(+1)H113(+3)N723(+3)B535(+2)Be437(+6)S1638(+5)P1540(+4)Si1446(+7)Mn2550(+6)Se3452(+6)U9252(+6)Cr2453(+4)Ge3253.5(+3)Al1356(+6)Re7556(+7)Tc4358(+3)As3359(+5)V2360.5(+4)Ti2262(+6)W7462(+3)Ga3162.5(+4)Pt7862.5(+4)Ir7763(+4)Os7664(+5)Ta7364.5(+3)Fe2665(+6)Mo4268(+4)Rh4568(+4)Ru4469(+2)Ni2869(+5)Nb4169(+4)Sn5071(+4)Hf7272(+4)Zr4072(+2)Mg1273(+2)Cu2974(+2)Zn3074.5(+2)Co2774.5(+3)Sc2175(+6)Np9376(+1)Li376(+3)Sb5178(+5)Pa9180(+3)In4984.8(+3)Lu7185(+3)Au7985.8(+3)Yb7086(+2)Pd4686.9(+3)Tm6988.1(+3)Er6888.7(+4)Pu9490(+3)Y3990.1(+3)Ho6791.2(+3)Dy6692.3(+3)Tb6592.5(+3)Es9993.4(+3)Cf9893.8(+3)Gd6494.7(+3)Eu6394.9(+3)Bk9796.4(+3)Sm6297(+3)Cm9697(+4)Te5297(+2)Cd4897.2(+4)Th9097.9(+3)Pm6198.2(+3)Am9599(+2)Ca2099.5(+3)Nd60101.3(+3)Pr59102(+2)Hg80102(+1)Na11103(+3)Bi83103.4(+3)Ce58106.1(+3)La57110(+3)No102111.9(+3)Ac89112(+2)Sr38119(+2)Pb82126(+1)Ag47133(-1)F9135(+2)Ba56138(+1)K19140(-2)O8143(+2)Ra88150(+1)Tl81152(+1)Rb37167(+1)Cs55180(+1)Fr87181(-1)Cl17196(-1)Br35220(-1)I53230(-2)Po84离子半径数据（除注明外均为六配位，非六配位时以上标标注，如+34。ls=低自旋，hs=高自旋。[2]）原子序数元素名称元素符号离子半径pm3锂Li+1764铍Be+2455硼B+3276碳C+4167氮N-34146+316+5138氧O-21409氟F-1133+7811钠Na+110212镁Mg+27213铝Al+353.514硅Si+44015磷P+344+53816硫S-2184+437+62917氯Cl-1181+512+72719钾K+113820钙Ca+210021钪Sc+374.522钛Ti+286+367+460.523钒V+264+458+55424铬Cr+273ls+280hs+361.5+455+549+64425锰Mn+267+358ls+364.5hs+453+5433+6425.5+74626铁Fe+261ls+278hs+355ls+364.5hs+458.5+642527钴Co+265ls+274.5hs+354.5ls+361hs+45328镍Ni+269+356ls+360hs+448ls29铜Cu+177+273+354ls30锌Zn+27431镓Ga+36232锗Ge+273+45333砷As+358+54634硒Se-2198+450+64235溴Br-1196+34sq59+5431+73937铷Rb+115238锶Sr+211839钇Y+39040锆Zr+47241铌Nb+372+468+56442钼Mo+369+465+561+65943锝Tc+464.5+560+75644钌Ru+368+462+556.5+7438+843645铑Rh+366.5+460+55546钯Pd+1259+286+376+461.547银Ag+1115+294+37548镉Cd+29549铟In+38050锡Sn+2112+46951锑Sb+376+56052碲Te-2221+497+65653碘I-1220+595+75354氙Xe+84855铯Cs+116756钡Ba+213557镧La+3103.258铈Ce+3102+48759镨Pr+399+48560钕Nd+28129+398.361钷Pm+39762钐Sm+24122+395.863铕Eu+2117+394.764钆Gd+393.865铽Tb+392.3+47666镝Dy+2107+391.267钬Ho+390.168铒Er+38969铥Tm+2103+38870镱Yb+2102+386.871镥Lu+386.172铪Hf+47173钽Ta+372+468+56474钨W+466+562+66075铼Re+463+558+655+75376锇Os+463+557.5+654.5+752.5+843977铱Ir+368+462.5+55778铂Pt+286+462.5+55779金Au+1137+385+55780汞Hg+1119+210281铊Tl+1150+388.582铅Pb+2119+477.583铋Bi+3103+57684钋Po+494+66785砹At+76287钫Fr+118088镭Ra+2814889锕Ac+311290钍Th+49491镤Pa+3104+490+57892铀U+3102.5+489+578+67393镎Np+2110+3101+487+575+672+77194钚Pu+3100+486+574+67195镅Am+28126+397.5+48596锔Cm+397+48597锫Bk+396+48398锎Cf+395+482.1
