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Give definitions: Lattice enthalpy, Enthalpy of ofrmation. |
| Answer» EXPLANATION:The lattice dissociation enthalpy is the enthalpy change needed to convert 1 MOLE of SOLID crystal into its scattered GASEOUS ions. ... The lattice FORMATION enthalpy is the enthalpy change when 1 mole of solid crystal is formed from its scattered gaseous ions. Lattice formation enthalpies are always negative.Hope it helps you... | |