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The lattice enthalpy of KI will be, if the enthalpy of (I) Delta H^- (KI) = -78.0 kcal mol^-1 (II) Ionisation energy of K to K^+ is 4.0 eV(III) Dissociation energy of I_2 is 28.0 kcal mol^-1 (IV) Sublimation energy of K is 20.0 kcal mol^-1(V) electron gain enthalpyfor I to I^- is -70.0 kcal mol^-1(VI) Sublimation energy of I_2 is 14.0 kcal mol^-1 (1 eV =23. 0 kcal mol^-1) |
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Answer» `+14.1 KJ mol^-1 ` |
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