IGCSE O Level Chemistry Quiz App | Acids and Bases Quiz e-Book PDF | 11
IGCSE O Level Chemistry MCQs (O Level) From Textbook

IGCSE O Level Chemistry Certification MCQs – Practice Test 11 (Chapter 1)

Acids and Bases Quiz with Answers PDF Download – Test 11

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Acids & Bases Quiz PDF Download – Practice Test 11

MCQ 51: Amphoteric oxides react with an alkali to form:

  1. salt only
  2. water only
  3. acids
  4. salt and water

MCQ 52: Soda water (H2CO3(aq)) has a pH of:

  1. 1
  2. 2
  3. 3
  4. 4

MCQ 53: Consider the equation Al2O3 + NaOH + H2O →NaAl(OH)4. Balancing of the equation requires how many moles of NaOH?

  1. 1
  2. 2
  3. 3
  4. 4

MCQ 54: Which of the following has a pH of 7?

  1. sugar solution only
  2. salt solution only
  3. strong acids
  4. sugar and salt solution

MCQ 55: In the presence of phenolphthalein, alkali shows:

  1. blue color
  2. violet color
  3. pink color
  4. green color

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