S4 Acids and bases

S4 Acids and bases

3rd Grade

17 Qs

quiz-placeholder

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S4 Acids and bases

S4 Acids and bases

Assessment

Quiz

Chemistry

3rd Grade

Hard

Created by

Achamma Abraham

FREE Resource

17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the pH scale indicate?

The concentration of H⁺ ions

The temperature of a solution

The color of a solution

The volume of a solution

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the pH of acidic solutions?

Less than 7

Equal to 7

More than 7

Exactly 10

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when you dilute an acid?

H⁺ ion concentration decreases

H⁺ ion concentration increases

OH⁻ ion concentration decreases

OH⁻ ion concentration increases

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do non-metal oxides form when they dissolve in water?

Acids

Bases

Salts

Metals

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the chemical opposite of an acid?

Base

Salt

Water

Metal

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a neutralisation reaction?

Cancelling an acid or a base with its chemical opposite

Mixing two acids together

Heating a base

Cooling an acid

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are salts considered to be?

Neutral substances

Acidic substances

Basic substances

Metallic substances

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