Lattice Energy: Strength

Which of the following relationships is/are CORRECT when comparing lattice energies?

i. CaF2>BaF2i.\ CaF_2>BaF_2

ii. CsBr>RbBr>NaClii.\ CsBr>RbBr>NaCl

iii. BaO>KFiii.\ BaO>KF

iv. NaCl>MgCl2iv.\ NaCl>MgCl_2

v. NaBr>NaClv.\ NaBr>NaCl

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