DifferenceModerate1 mark
4(a)
Differentiate between the following pairs based on the information given in the brackets.
Acid and Alkali (formation of type of ions)
Topic: Acids, bases, salts and pH
Previous-year question practice database
Answer
Exam answer
An acid forms H⁺/H₃O⁺ ions in water; an alkali forms OH⁻ ions.
Comparison
| Acid | Alkali |
|---|---|
| Produces H⁺/H₃O⁺ ions. | Produces OH⁻ ions. |
More from Acids, Bases and Salts
Salts can be prepared by the action of dilute acid on:
1. bases
2. carbonates
3. metals
4. sulphites
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