The giant covalent structures

This lesson will introduce giant covalent macromolecules and describe the physical properties of the main forms of carbon; graphite and diamond. It will link these properties to their bonding.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What is the definition of a covalent bond?

1/5

Q2.What is a molecule?

2/5

Q3.What are the properties of simple covalent molecules? Tick three boxes.

Select three (3) boxes

3/5

Q4.Why do covalent molecules have low melting and boiling points?

4/5

Q5.Why do covalent molecules conduct electricity?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What is the definition of a covalent bond?

1/5

Q2.What is a molecule?

2/5

Q3.What are the properties of simple covalent molecules? Tick three boxes.

Select three (3) boxes

3/5

Q4.Why do covalent molecules have low melting and boiling points?

4/5

Q5.Why do covalent molecules conduct electricity?

5/5

Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

  • Click "Close Video"
  • Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Giant Covalent Substances

This quiz will test your knowledge from this lesson and previous lessons

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.Which of these substances forms giant covalent substances? Tick all that apply.

Select three (3) boxes

1/5

Q2.Why do giant covalent substances have high melting and boiling points?

2/5

Q3.What are the properties of diamond? Tick all that apply.

Select two (2) boxes

3/5

Q4.What are the properties of graphite? Tick all that apply.

Select two (2) boxes

4/5

Q5.Which property is best explained by delocalised electrons?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Giant Covalent Substances

This quiz will test your knowledge from this lesson and previous lessons

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.Which of these substances forms giant covalent substances? Tick all that apply.

Select three (3) boxes

1/5

Q2.Why do giant covalent substances have high melting and boiling points?

2/5

Q3.What are the properties of diamond? Tick all that apply.

Select two (2) boxes

3/5

Q4.What are the properties of graphite? Tick all that apply.

Select two (2) boxes

4/5

Q5.Which property is best explained by delocalised electrons?

5/5

Lesson summary: The giant covalent structures

It looks like you have not completed one of the quizzes.

To share your results with your teacher please complete one of the quizzes.