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10 questions from this quiz
Strength of ionic bonding in lattice
Always negative (exothermic)
Lattice enthalpy can't be measured directly
Always positive (endothermic)
Must overcome attraction between e⁻ & nucleus
Negative (exothermic)
Electron added to negative O⁻ ion (repulsion)
Multiply by 2 (two Cl atoms needed)
+242 kJ mol⁻¹
Hess's Law
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