Question:

Which of the following has the highest lattice energy?

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Higher charge → higher lattice energy.
Updated On: Jan 5, 2026
  • NaCl
  • KCl
  • MgO
  • CsI
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The Correct Option is C

Solution and Explanation

Lattice energy increases with higher ionic charge and smaller ionic radius. MgO has \(2^+\) and \(2^-\) ions.
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