⚗️ Acids, Bases, and the pH Scale
This quiz explores the properties of acids and bases, how they are classified, and how the pH scale measures acidity and alkalinity. **What you'll learn:** - Identify the properties and characteristics of acids and bases - Understand the pH scale and what different pH values represent - Recognize common household acids and bases - Apply knowledge of neutralisation reactions - Predict the products of acid-base reactions
Questions in this quiz
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- Question 1
Which of the following is a property of all acids?
- Question 2
A substance with a pH of 7 is always neutral.
- Question 3
Which number on the pH scale represents the most alkaline solution?
- Question 4
Hydrochloric acid has a pH of approximately ___, while sodium hydroxide solution has a pH of approximately ___.
- Question 5
Bases feel slippery to the touch because they break down the oils in skin.
- Question 6
When an acid reacts with a base, what type of reaction is this called?
- Question 7
The product of a neutralisation reaction between hydrochloric acid and sodium hydroxide is sodium chloride (salt) and ___.
- Question 8
Lemon juice is a base because it tastes sour.
- Question 9
Which of the following pairs of substances would produce a neutralisation reaction?
- Question 10
Order these substances from most acidic to most alkaline based on their pH values.