Development of the atomic model

In this lesson, we will describe the work that led to an increased understanding of what atoms are made of and how this led to changes to the atomic model.

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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!

Q1.True or false - Evaporating, condensing, melting and freezing are all examples of chemical change.

1/10

Q2.In which part of the atom are protons and neutrons found?

2/10

Q3.What is the CHARGE of a proton

3/10

Q4.What is the CHARGE of an electron?

4/10

Q5.What is the mass of a neutron?

5/10

Q6.What does the atomic number represent?

6/10

Q7.What does the atomic mass represent?

7/10

Q8.Lithium has an atomic mass of 7 and an atomic number of 3. How many protons are there in lithium?

8/10

Q9.Lithium has an atomic mass of 7 and an atomic number of 3. How many electrons are there in lithium?

9/10

Q10.Lithium has an atomic mass of 7 and an atomic number of 3. How many neutrons are there in lithium?

10/10

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!

Q1.True or false - Evaporating, condensing, melting and freezing are all examples of chemical change.

1/10

Q2.In which part of the atom are protons and neutrons found?

2/10

Q3.What is the CHARGE of a proton

3/10

Q4.What is the CHARGE of an electron?

4/10

Q5.What is the mass of a neutron?

5/10

Q6.What does the atomic number represent?

6/10

Q7.What does the atomic mass represent?

7/10

Q8.Lithium has an atomic mass of 7 and an atomic number of 3. How many protons are there in lithium?

8/10

Q9.Lithium has an atomic mass of 7 and an atomic number of 3. How many electrons are there in lithium?

9/10

Q10.Lithium has an atomic mass of 7 and an atomic number of 3. How many neutrons are there in lithium?

10/10

Video

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Worksheet

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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:

Development of the atomic model

This quiz will test you on your understanding on the developments in the atomic model. It was also contain a few revision questions from earlier on in this topic.

Q1.What method would you use to separate a mixture of SOLUBLE substances?

1/8

Q2.What physical property is used to separate a mixture of two liquids during distillation?

2/8

Q3.What is the MASS of a proton?

3/8

Q4.Who discovered the plum pudding model?

4/8

Q5.Which scientist discovered the neutron?

5/8

Q6.Which statement best describes the arrangement of electrons in plum pudding model?

6/8

Q7.Which one of the following scientists was involved in developing the nuclear model?

7/8

Q8.Which of the following statements is TRUE:

8/8

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:

Development of the atomic model

This quiz will test you on your understanding on the developments in the atomic model. It was also contain a few revision questions from earlier on in this topic.

Q1.What method would you use to separate a mixture of SOLUBLE substances?

1/8

Q2.What physical property is used to separate a mixture of two liquids during distillation?

2/8

Q3.What is the MASS of a proton?

3/8

Q4.Who discovered the plum pudding model?

4/8

Q5.Which scientist discovered the neutron?

5/8

Q6.Which statement best describes the arrangement of electrons in plum pudding model?

6/8

Q7.Which one of the following scientists was involved in developing the nuclear model?

7/8

Q8.Which of the following statements is TRUE:

8/8

Lesson summary: Development of the atomic model

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