Humphry Davy and Laban Roomes applications of electrolysis

This lesson will look at the application of electrolysis by Humphry Davy and Laban Roomes.

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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!

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Q1.What is name of the negative electrode in electrolysis?

1/8

Q2.Why does the ionic compound in electrolysis need to be molten or dissolved?

2/8

Q3.Which electrode do negative ions move towards during electrolysis?

3/8

Q4.What will for at the cathode during the electrolysis of molten lead iodide?

4/8

Q5.What will form at the cathode in the electrolysis of calcium bromide solution?

5/8

Q6.What will form at the anode in the electrolysis of silver nitrate solution?

6/8

Q7.Why can't heating with carbon be used to extract aluminium from aluminium oxide?

7/8

Q8.What is aluminium oxide dissolved in during the electrolysis to extract aluminium?

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!

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Q1.What is name of the negative electrode in electrolysis?

1/8

Q2.Why does the ionic compound in electrolysis need to be molten or dissolved?

2/8

Q3.Which electrode do negative ions move towards during electrolysis?

3/8

Q4.What will for at the cathode during the electrolysis of molten lead iodide?

4/8

Q5.What will form at the cathode in the electrolysis of calcium bromide solution?

5/8

Q6.What will form at the anode in the electrolysis of silver nitrate solution?

6/8

Q7.Why can't heating with carbon be used to extract aluminium from aluminium oxide?

7/8

Q8.What is aluminium oxide dissolved in during the electrolysis to extract aluminium?

8/8

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:

Humphry Davy and Laban Roomes

This quiz will assess your learning from the lesson and the science linked to this lesson.

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Q1.True or False: Humphry Davy discovered very unreactive elements.

1/7

Q2.In which year did Davy discover his first element?

2/7

Q3.What is the definition of electrolysis?

3/7

Q4.Which electrode do the metals form at during electrolysis?

4/7

Q5.Which show did Laban Roomes appear on?

5/7

Q6.What metal did Laban Roomes plate items with?

6/7

Q7.What charge did the item being plated need to be?

7/7

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:

Humphry Davy and Laban Roomes

This quiz will assess your learning from the lesson and the science linked to this lesson.

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Q1.True or False: Humphry Davy discovered very unreactive elements.

1/7

Q2.In which year did Davy discover his first element?

2/7

Q3.What is the definition of electrolysis?

3/7

Q4.Which electrode do the metals form at during electrolysis?

4/7

Q5.Which show did Laban Roomes appear on?

5/7

Q6.What metal did Laban Roomes plate items with?

6/7

Q7.What charge did the item being plated need to be?

7/7

Lesson summary: Humphry Davy and Laban Roomes applications of electrolysis

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