Question

define lattice enthalpy

Answer 1

@hey buddy@  

Lattice enthalpy is simply the change in Enthalpy associated with the formation of one mole of an ionic compound from its oppositely charged ions in their standard states under standard conditions.  

hope it helps u ..  :)

Answer 2

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$\Large\bold\blue{Lattice\:enthalpy}$

The lattice enthalpy of an ionic solid is defined as the energy required to completely separate one mole of a solid ionic compound into gaseous constituent ions.

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