IGCSE O Level Chemistry Certification MCQs – Practice Test 11 (Chapter 1)
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MCQ 51: Amphoteric oxides react with an alkali to form:
MCQ 52: Soda water (H2CO3(aq)) has a pH of:
MCQ 53: Consider the equation Al2O3 + NaOH + H2O →NaAl(OH)4. Balancing of the equation requires how many moles of NaOH?
MCQ 54: Which of the following has a pH of 7?
MCQ 55: In the presence of phenolphthalein, alkali shows:
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