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Exploring Acids, Bases, and the pH Scale

Exploring Acids, Bases, and the pH Scale

Assessment

Interactive Video

Chemistry

6th - 10th Grade

Practice Problem

Hard

Created by

Ethan Morris

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an example of a mixture?

Water

Oxygen

Salt water

Carbon dioxide

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What distinguishes a mixture from a molecule?

Mixtures have fixed proportions.

Molecules can vary in proportions.

Molecules are always liquids.

Mixtures do not have fixed proportions.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of mixture settles out over time?

Compounds

Colloids

Solutions

Suspensions

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What effect is used to identify colloids?

Newton's effect

Tyndall effect

Einstein effect

Bohr effect

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the two components of a solution?

Solution and suspension

Solute and mixture

Solvent and mixture

Solvent and solute

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does it mean if a solution is saturated?

It is not mixed well.

It cannot dissolve more solute.

It is a pure substance.

It can dissolve more solute.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What ion concentration is higher in acidic solutions?

Sodium ions

Chloride ions

Hydroxide ions

Hydronium ions

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