化学元素的离子半径IonicRadiusesofElements离子半径(Ionicradius)/(X10-i2m,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+3仏ls二低自旋，hs二高自旋。[2])兀素名称回兀素符号回离子半径pm回锂Li+176铍Be+245硼B+327碳C+416-34146氮N+316+513氧O-2140氟-1133F+78钠Na+1102镁Mg+272铝Al+353.5硅Si+440磷+344P+538原子序数34567891112131415+5433+6425.5+746+261lsFe+278hs+355ls-2184S+437+629-1181Cl+512+727K+113CaScTiCrMn+2100+374.5+286+367+460.5+264+458+554+273ls+280hs+361.5+455+549+644+2+3+3+46758ls64.5hs5316171920212223242526+364.5hs27钴Co+458.5+6425+265ls+274.5hs+354.5ls28镍Ni+361hs+453+269+356ls29铜Cu+360hs+448ls+17+2730锌Zn3+354ls+27431镓Ga+36232锗Ge+27333砷As+453+35834硒Se+546-2198+45035溴Br+642-1196+3
