Balancing Chemical Equations Concepts

Balancing Chemical Equations Concepts

Assessment

Interactive Video

Chemistry, Science, Biology

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

Mr. Harris explains how to balance chemical equations, emphasizing the need for equal atoms on both sides of the equation. He uses examples like sodium chloride to illustrate the process. The video includes checkpoint questions on elements, compounds, and mixtures, and demonstrates balancing a reaction between sodium and chlorine. The tutorial concludes with a reminder to present clear chemical equations.

Read more

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main focus of the video presented by Mr. Harris?

Balancing chemical equations

Studying chemical reactions

Understanding atomic structure

Learning about periodic table

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to balance a chemical equation?

To make the equation easier to read

To ensure the equation looks neat

To increase the reaction speed

To have equal numbers of atoms on both sides

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a mixture?

Table salt

Water

Soft drink

Sodium chloride

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is table salt chemically known as?

Chlorine

Sodium carbonate

Sodium

Sodium chloride

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the chemical formula for sodium chloride?

ClNa

Na2Cl

NaCl2

NaCl

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many sodium atoms are needed to balance the equation with chlorine?

One

Two

Three

Four

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the coefficient used to balance chlorine in the equation?

4

3

2

1

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?