化学元素的离子半径Ionic Radiuses of Elements离子半径 (Ionic radius) /(X10-12pm)元素符号 (Symbol)原子序数(Atomic number)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二低自旋，hs=高自旋。2）原子序数回元素名称回元素符号崗离子半径 pm回3锂Li+1 764铍Be+2 455硼B+3 276碳C+4 16-34 1467氮N+316+5138氧O-2 140-1 1339氟F+7811钠Na+1 10212镁Mg+2 7213铝Al+3 53.514硅Si+4 40+3 4415磷P+5 38-2 18416硫S+437+629-1 18117氯Cl+512+72719钾K+1 13820钙Ca+2 10021钪Sc+3 74.5+2 8622钛Ti+3 67+4 60.5+2 6423钒V+4 58+5 54+2 73 ls+2 80 hs24铬Cr+3 61.5+4 55+5 49+6 44+2 67+3 58 ls+3 64.5 hs25锰Mn+4 53+5 33+64 25.5+7 46+2 61ls26铁Fe+278hs+355ls+3 64.5 hs27钴Co+4 58.5+64 25+2 65 ls+2 74.5 hs+3 54.5 ls28镍Ni+3 61 hs+4 53+2 69+3 56 ls29铜Cu+3 60 hs+4 48 ls+17+2 730锌Zn3+3 54 ls+2 7431镓Ga+3 6232锗Ge+2 7333砷As+4 53+3 5834硒Se+5 46-2 198+45035溴Br+642-1196+3sq 5937铷Rb+531+739+1 152495051525354555657585960616263铟In+3 80锡+2 112Sn+469+3 76锑Sb+5 60-2221碲Te+497+656-1220碘I+595+753氙Xe+8 48铯Cs+1 167钡Ba+2 135镧La+3 103.2铈+3 102Ce+487镨+3 99Pr+4 85钕+28129Nd+3 98.3钷Pm+3 97钐+24122Sm+3 95.8铕+2 117Eu+3 94.764钆Gd+3 93.8铽+3 92.365Tb+4 76镝+2 10766Dy+3 91.267钬Ho+3 90.168铒Er+3 89铥+2 10369Tm+3 88镱+2 10270Yb+3 86.871镥Lu+3 86.172铪Hf+4 71+3 7273钽Ta+4 68+5 64+4 6674钨W+5 62+6 60+4 63铼+5 58花Re+6 55+7 53+4 63+5 57.576锇Os+6 54.5+7 52.5+8439+3 6877铱Ir+4 62.5+5 57+2 8678铂Pt+4 62.5+5 57+1 13779金Au+385+557汞+1 11980Hg+2 102铊+1 15081Tl+3 88.5铅+2 11982Pb+4 77.5铋+3 10383Bi+576钋+4 9484Po+6 6785砹At+7 6287钫Fr+1 18088镭Ra+2814889锕Ac+3 11290钍Th+4 94+3 10491镤Pa+490+578+3 102.592铀U+4 8993镎Np+5 78+6 73+2 110+3 101+48794钚Pu+575+672+771+3 100+48695镅Am+574+671+28126+3 97.596锔Cm+4 85+3 9797锫Bk+4 85+3 9698锎Cf+4 83+3 95+4 82.1