Periodic Table development

In this lesson, we will describe the main features of the modern periodic table, describe early versions of the periodic table, and then compare the modern periodic table with the early periodic tables.

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.What is an element?

A substance that contains more than one type of atom not chemical combined. A substance that contains only one type of atom. A substance that contains more than one type of element chemically joined together.

1/8

Q2.What is the CHARGE of an electron?

1 +1 0 -1

2/8

Q3.What is the CHARGE of a proton?

1 +1 -1 0

3/8

Q4.How many electrons are there in a magnesium atom? You will need to use your periodic table to answer this question.

24 12

4/8

Q5.What is the electron configuration of magnesium? You will need to use your periodic table to answer this question.

[2, 8, 1] [2, 8, 6] [2, 4] [2, 8, 2]

5/8

Q6.What group is sodium in? You will need to use your periodic table to answer this question.

1 2 3 4

6/8

Q7.How many electrons does chlorine have in its outer shell? You will need to use your periodic table to answer this question.

35.5 17 7 2

7/8

Q8.A neutral atom contains:

The same number of protons and neutrons The same number neutrons and electrons The same number protons and electrons

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:

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.What is an element?

1/8

Q2.What is the CHARGE of an electron?

1 +1 0 -1

2/8

Q3.What is the CHARGE of a proton?

1 +1 -1 0

3/8

Q4.How many electrons are there in a magnesium atom? You will need to use your periodic table to answer this question.

24 12

4/8

Q5.What is the electron configuration of magnesium? You will need to use your periodic table to answer this question.

[2, 8, 1] [2, 8, 6] [2, 4] [2, 8, 2]

5/8

Q6.What group is sodium in? You will need to use your periodic table to answer this question.

1 2 3 4

6/8

Q7.How many electrons does chlorine have in its outer shell? You will need to use your periodic table to answer this question.

35.5 17 7 2

7/8

Q8.A neutral atom contains:

The same number of protons and neutrons The same number neutrons and electrons The same number protons and electrons

8/8

Video

Play 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

PDF

PPTX

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:

Periodic table development

This quiz will test your understanding of the modern periodic table

Q1.What does the atomic number represent?

The number of electrons The number of protons The number protons and neutrons The total mass of an atom

1/10

Q2.Which of these properties is used to separate a mixture during chromatography?

Boiling point Solubility Magnetic properties Reactivity

2/10

Q3.What are the rows called on the periodic table?

Groups Periods Atomic number Elements

3/10

Q4.What are the columns called on the periodic table?

Groups Periods Atomic number Elements

4/10

Q5.True or false: Metals are found on the right hand side of the periodic table

True False

5/10

Q6.What does the group number represent?

The number of protons The number of electrons The number of electrons on the outer shell The atomic number

6/10

Q7.In the early periodic table, what was used to arrange the elements?

Atomic number Atomic mass Atomic weight Group number

7/10

Q8.How Mendeleev ordered the elements in his periodic table?

According to atomic weight and properties According to atomic mass and properties According to atomic mass According to atomic number

8/10

Q9.True or false: Mendeleev left gaps in his version of the periodic table for undiscovered elements.

True Falso

9/10

Q10.True or false: Both the early versions of the periodic table, and the modern periodic table contain groups.

True False

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:

Periodic table development

This quiz will test your understanding of the modern periodic table

Q1.What does the atomic number represent?

The number of electrons The number of protons The number protons and neutrons The total mass of an atom

1/10

Q2.Which of these properties is used to separate a mixture during chromatography?

Boiling point Solubility Magnetic properties Reactivity

2/10

Q3.What are the rows called on the periodic table?

Groups Periods Atomic number Elements

3/10

Q4.What are the columns called on the periodic table?

Groups Periods Atomic number Elements

4/10

Q5.True or false: Metals are found on the right hand side of the periodic table

True False

5/10

Q6.What does the group number represent?

The number of protons The number of electrons The number of electrons on the outer shell The atomic number

6/10

Q7.In the early periodic table, what was used to arrange the elements?

Atomic number Atomic mass Atomic weight Group number

7/10

Q8.How Mendeleev ordered the elements in his periodic table?

According to atomic weight and properties According to atomic mass and properties According to atomic mass According to atomic number

8/10

Q9.True or false: Mendeleev left gaps in his version of the periodic table for undiscovered elements.

True Falso

9/10

Q10.True or false: Both the early versions of the periodic table, and the modern periodic table contain groups.

True False

10/10

Lesson summary: Periodic Table development

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

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

Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Climb stairs

On the spot:
Chair yoga

The next lesson in:
Atomic structure and periodic table (HT)
is:
Why elements react

Browse Oak's lessons:

Subjects Schedule

Periodic Table development

Intro quiz - Recap from previous lesson

Intro quiz - Recap from previous lesson

Video

Worksheet

Periodic table development

Periodic table development

Lesson summary: Periodic Table development

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

Time to move!

The next lesson in: Atomic structure and periodic table (HT) is: Why elements react

Browse Oak's lessons:

The next lesson in:
Atomic structure and periodic table (HT)
is:
Why elements react