Engineering
Chemistry
Compounds of Alkali Metals
Alkaline Earth Metals and Properties
Hydration and Lattice Energy
Question
Which one is soluble in water, LiF or KF ?
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Solution
LiF is more covalent than KF.
LiF has higher lattice energy than KF.
LiF has higher enthalpy of hydration than KF. Li+ ions are not extensively hydrated as K+.