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SS3: CHEMISTRY - 2ND TERM

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  1. Quality of petrol (Octane Number)| Week 1
    1 Topic
    |
    1 Quiz
  2. Natural Gas | Week 2
    3 Topics
    |
    1 Quiz
  3. Introduction to Metals | Week 3
    3 Topics
    |
    1 Quiz
  4. The Alkali Metals | Week 4
    4 Topics
    |
    1 Quiz
  5. Alkaline Earth Metals | Week 5
    3 Topics
  6. Aluminium & Tin | Week 6
    2 Topics
  7. Transition Metals of the First Series | Week 7
    4 Topics
  8. Ethical, Legal & Social Issues | Week 8
    3 Topics
  9. Fats & Oils - Soaps & Detergents | Week 9
    4 Topics
  10. Giant Molecules | Week 10
    6 Topics



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Lesson 2, Topic 3
In Progress

Economic Importance of Petroleum

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  1. Source of revenue
  2. Creation of jobs
  3. By-products of fractional distillation of petroleum are used in surfacing of roads, construction of bridges, etc.

Evaluation Questions

1. What do you understand by natural gas and liquefied natural gas?

2(a). Mention 3 uses of liquefied natural gas.

(b). What are the economic importance of natural gas?

3. What is the problem associated with the use of Pb(C2H5)4, as an additive in petrol?

Responses

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