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SS1: CHEMISTRY - 2ND TERM

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  1. Kinetic Theory of Matter | Week 1
    3 Topics
    |
    1 Quiz
  2. Kinetic Theory of Matter & Gas Laws I | Week 2
    3 Topics
    |
    1 Quiz
  3. Gas Laws II | Week 3
    3 Topics
    |
    1 Quiz
  4. Gas Laws III | Week 4
    3 Topics
    |
    1 Quiz
  5. Gas Laws IV | Week 5
    3 Topics
    |
    1 Quiz
  6. Mole Concept | Week 6
    5 Topics
    |
    1 Quiz
  7. Acid, Bases and Salts I | Week 7
    7 Topics
    |
    1 Quiz
  8. Acid, Bases and Salts II | Week 8
    6 Topics
    |
    2 Quizzes
  9. Acid, Bases and Salts III | Week 9
    3 Topics
    |
    2 Quizzes
  10. Acid, Bases and Salts IV | Week 10
    4 Topics
    |
    1 Quiz
  11. Acid, Bases and Salts V | Week 11
    5 Topics
    |
    1 Quiz



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Topic Content:

  • Definition of Acid
    • Arrhenius Definition of an Acid
    • Brønsted–Lowry Concept of Acids
    • Lewis Concept of Acid
  • Types of Acid
  • List of Common Organic Acids
  • List of Organic Acids

Acids have long been associated with the sour taste of some fruits such as lime and lemon. However, the definition of an acid has now been modified to express and reflect the behaviour of acid in solution.

An Acid is defined as a substance which when dissolved in water produces hydrogen or hydroxonium ion as the only positive ion.

(i) HCl(aq) → H+(aq))   + OH(aq)

(ii) HCl(aq) → H3O+ (aq)     + OH(aq)

Definitions

Arrhenius Definition of an Acid:

 

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