Acids, alkalis and the pH scale

This lesson will look at two methods for measuring pH, universal indicator and pH meters. The use of the two methods will be evaluated.

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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.(Revision) What are the products of a reaction between metal carbonates and acids?

1/6

Q2.(Revision) What is the name given to a reaction where a more reactive metal displaces a less reactive metal from a compound?

2/6

Q3.When producing a pure dry sample of a salt, why does the base need to be added in excess?

3/6

Q4.When producing a pure dry sample of a salt, how is any unreacted insoluble base removed from the salt solution?

4/6

Q5.When producing a pure dry sample of a salt, how is any salt separated from the solution?

5/6

Q6.Which of these should NOT be done when preparing a pure dry sample of a salt?

6/6

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.(Revision) What are the products of a reaction between metal carbonates and acids?

1/6

Q2.(Revision) What is the name given to a reaction where a more reactive metal displaces a less reactive metal from a compound?

2/6

Q3.When producing a pure dry sample of a salt, why does the base need to be added in excess?

3/6

Q4.When producing a pure dry sample of a salt, how is any unreacted insoluble base removed from the salt solution?

4/6

Q5.When producing a pure dry sample of a salt, how is any salt separated from the solution?

5/6

Q6.Which of these should NOT be done when preparing a pure dry sample of a salt?

6/6

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:

Acids, Alkalis and the pH Scale

This quiz will assess your learning from this lesson and other lessons in this unit.

Q1.(Revision) What is the correct name for the salt formed from sodium oxide and nitric acid?

1/6

Q2.(Revision) When making a salt how is the unreacted insoluble base separated from the salt solution?

2/6

Q3.What ions do acids release in solution?

3/6

Q4.What ions do alkalis release in solution?

4/6

Q5.What is the pH of acids?

5/6

Q6.What is the name of an indicator used to measure pH of solutions?

6/6

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:

Acids, Alkalis and the pH Scale

This quiz will assess your learning from this lesson and other lessons in this unit.

Q1.(Revision) What is the correct name for the salt formed from sodium oxide and nitric acid?

1/6

Q2.(Revision) When making a salt how is the unreacted insoluble base separated from the salt solution?

2/6

Q3.What ions do acids release in solution?

3/6

Q4.What ions do alkalis release in solution?

4/6

Q5.What is the pH of acids?

5/6

Q6.What is the name of an indicator used to measure pH of solutions?

6/6

Lesson summary: Acids, alkalis and the pH scale

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