IGCSE A Level Chemistry Exam MCQs – Practice Test 28 (Chapter 22)
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MCQ 136: By accepting H+ ions from water molecules, metal oxides ions of Period 3 act as:
MCQ 137: SiO2 is formed after the reaction of SiCl4(l) + 2H2O(l). What is the state of SiO2?
MCQ 138: Aluminum oxide never react or dissolve in:
MCQ 139: In water, the oxides of Na and Mg produce:
MCQ 140: Period 3 element that has the highest electronegativity is:
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