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Which order of lattice energy (magnitude) is correct for the alkali metal fluorides?

Correct answer D. LiF > NaF > KF

Explanation

Lattice energy is larger when ions are smaller and closer together. Li⁺ is the smallest cation, so LiF has the highest lattice energy and KF the lowest.

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Which order of lattice energy (magnitude) is correct for the alkali metal fluorides?

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Which order of lattice energy (magnitude) is correct for the alkali metal fluorides?

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