Periodic Trend: Ionic Radius
10. Periodic Properties of the Elements / Periodic Trend: Ionic Radius / Problem 4
Calculate the cation-ion distance for the following compounds: MgS, CaO, SrO. The ionic radii of some elements are given below:
Ion Ionic Radius (pm)
Be2+ 59
Mg2+ 86
Ca2+ 114
Sr2+ 132
O2– 126
S2– 170
Se2– 184
Te2– 207
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