Question

PROBLEMS FOR PR
1. If the radius of Mg2+ ion, Cst ion, 02-ion, S2-ion and CI-ion are 0-65 Å, 1-69 Å, 1-40 Å, 1-84À and 1-81 Å
respectively, calculate the coordination numbers of the cations in the crystals of MgS, MgO and CsCl.
Pradirt the structure of Mor crystal and coordination number of its cation in which cation and anion radii​

Answer 1

hence the coordination number of the cations in the crystal of

mgs=4

mgo=4

cscl=8