Lattice enthalpy of ionic compounds compared

This type of question, asked 2 times: 23 Apr 2025 S1, 19 May 2026 S1. All 2 questions below, oldest first.

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Question 1
23 Apr 2025 S1
91 $Which of the following compounds has high lattice enthalpy?$
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Question 2
19 May 2026 S1
5 $Which of the following is the correct order of lattice energy?$
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