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Acids and bases 2

The nature of Acids and Bases
Topic 7. Acids, Bases, and Salts 
13 March 2024
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Slide 1: Slide
ChemistrySecondary EducationAge 12,13

This lesson contains 53 slides, with interactive quizzes and text slides.

Items in this lesson

The nature of Acids and Bases
Topic 7. Acids, Bases, and Salts 
13 March 2024

Slide 1 - Slide


  • simulate a test for determining the pH level of certain substances to define what strong and weak acids and bases are (DONE)
  • participate in the hinge-point discussion and sharing of outputs
  • create a completed version of the given text to describe the nature of acids and bases
Our Learning Goals

Slide 2 - Slide

The nature of Acids and Bases
Topic 7. Acids, Bases, and Salts 
13 March 2024

Slide 3 - Slide

a substance that changes colour when added to acidic or alkaline solutions
Indicators

Slide 4 - Slide

a substance that changes colour when added to acidic or alkaline solutions
Indicators

Slide 5 - Slide

a substance that changes colour when added to acidic or alkaline solutions
Indicators

Slide 6 - Slide

a substance that changes colour when added to acidic or alkaline solutions
Indicators

Slide 7 - Slide

a substance that changes colour when added to acidic or alkaline solutions
Indicators

Slide 8 - Slide

a substance that changes colour when added to acidic or alkaline solutions
Indicators

Slide 9 - Slide

a substance that changes colour when added to acidic or alkaline solutions
Indicators

Slide 10 - Slide


a scale from below 0 to 14 that is used to express the acidity and alkalinity of a solution
pH Scale

Slide 11 - Slide


a scale from below 0 to 14 that is used to express the acidity and alkalinity of a solution
pH Scale

Slide 12 - Slide


a scale from below 0 to 14 that is used to express the acidity and alkalinity of a solution
pH Scale

Slide 13 - Slide

The nature of Acids and Bases
Topic 7. Acids, Bases, and Salts 
13 March 2024

Slide 14 - Slide

Water as a Solvent

Slide 15 - Slide

Slide 16 - Slide

The nature of Acids and Bases
Topic 7. Acids, Bases, and Salts 
13 March 2024

Slide 17 - Slide


Hydrochloric acid
A
pH 0.0
B
pH 1.0
C
pH 2.0
D
pH 3.0

Slide 18 - Quiz


Sodium hydroxide
A
pH 1.0
B
pH 2.0
C
pH 13.0
D
pH 14.0

Slide 19 - Quiz


gastric juice (stomach acid)
A
pH 2.0
B
pH 2.5
C
pH 3.0
D
pH 1.0

Slide 20 - Quiz


lemon juice
A
pH 2.0
B
pH 2.5
C
pH 3.0
D
pH 1.0

Slide 21 - Quiz


vinegar
A
pH 2.0
B
pH 2.5
C
pH 3.0
D
pH 1.0

Slide 22 - Quiz


urine
A
pH 5.0
B
pH 5.5
C
pH 6.0
D
pH 7.0

Slide 23 - Quiz


sugar solution
A
pH 5.0
B
pH 5.5
C
pH 6.0
D
pH 7.0

Slide 24 - Quiz


blood
A
pH 5.4
B
pH 5.5
C
pH 7.1
D
pH 7.4

Slide 25 - Quiz


baking soda solution
A
pH 8.5
B
pH 9.0
C
pH 7.5
D
pH 7.0

Slide 26 - Quiz


toothpaste
A
pH 8.5
B
pH 9.0
C
pH 7.5
D
pH 7.0

Slide 27 - Quiz

The nature of Acids and Bases
Topic 7. Acids, Bases, and Salts 
11 March 2024

Slide 28 - Slide

a substance that dissolves in water, producing H+(aq) ions 
Acids

Slide 29 - Slide

a substance that dissolves in water, producing H+(aq) ions 
Acids

Slide 30 - Slide

a substance that dissolves in water, producing H+(aq) ions 
Acids

Slide 31 - Slide

a substance that dissolves in water, producing H+(aq) ions 
Acids

Slide 32 - Slide

a substance that dissolves in water, producing H+(aq) ions 
Acids

Slide 33 - Slide

a substance that dissolves in water, producing H+(aq) ions 
Acids

Slide 34 - Slide

a substance that dissolves in water, producing H+(aq) ions 
Acids

Slide 35 - Slide

Slide 36 - Slide

capability
I

Slide 37 - Slide

The nature of Acids and Bases
Topic 7. Acids, Bases, and Salts 
11 March 2024

Slide 38 - Slide

A soluble base that produces OH-(aq) ions in water
Alkalis

Slide 39 - Slide

A soluble base that produces OH-(aq) ions in water
Alkalis

Slide 40 - Slide

A soluble base that produces OH-(aq) ions in water
Alkalis

Slide 41 - Slide

A soluble base that produces OH-(aq) ions in water
Alkalis

Slide 42 - Slide

A soluble base that produces OH-(aq) ions in water
Alkalis

Slide 43 - Slide

A soluble base that produces OH-(aq) ions in water
Alkalis

Slide 44 - Slide

  • a substance that neutralises an acid, producing salt and water as the only products
  • mainly insoluble in water
Bases

Slide 45 - Slide

  • a substance that neutralises an acid, producing salt and water as the only products
  • mainly insoluble in water
Bases

Slide 46 - Slide

compounds used medically to treat indigestion by neutralising excess stomach acid
Antacids

Slide 47 - Slide

compounds used medically to treat indigestion by neutralising excess stomach acid
Antacids

Slide 48 - Slide

compounds used medically to treat indigestion by neutralising excess stomach acid
Antacids

Slide 49 - Slide

The nature of Acids and Bases
Topic 7. Acids, Bases, and Salts 
11 March 2024

Slide 50 - Slide

Classwork 7 
timer
20:00

Slide 51 - Slide


  • Share one thing you learned.
  • Write one question you still have in mind.
Wrap-up

Slide 52 - Slide

Closing : Lesson Key Points

Slide 53 - Slide

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