CAIE IGCSE Chemistry 7.1.1 Characteristic Properties of Acids in Questions
Predict acid products with metals, bases and carbonates, and use indicators, pH and gas evidence to identify acid properties.
- Syllabus
- 2026–2028
- Course
- Chemistry 0620
Exam points
- predict salt and hydrogen for a typical acid-metal reaction and describe effervescence
- predict salt and water for neutralisation with a base
- predict salt, water and carbon dioxide for carbonates and use fizzing as gas evidence
- recognise weak acids as partially dissociated and relate acidity to indicators and pH
CAIE IGCSE Chemistry 7.1.1 Characteristic Properties of Acids in Questions question 1
[Maximum number: 1]
Which statement about aqueous weak acids is correct?
A
Weak acids are always dilute aqueous solutions.
B
Weak acids dissociate fully in aqueous solution.
C
When a weak acid is added to blue litmus paper, it stays blue.
D
When a weak acid is added to solid magnesium, effervescence is seen.
D
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