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Chemistry · Oct / Nov 2025 · Paper 12 · Question 4

5070Ion and ionic bonds

In which ionic compound do all the ions have the same electronic configuration?

  1. Aberyllium sulfide
  2. Blithium fluoride
  3. Cmagnesium chloride
  4. Dsodium oxide

As printed in the paper

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Correct answer: D. sodium oxide

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