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1.1 Chemistry and Its Importance
Card 1: Explain the meaning of chemistry
Chemistry
Chemistry is the science of matter that deals with the composition, structure, and properties of substances and with the transformations that they undergo.
Card 2: State the uses of sodium chloride in daily life.
Card 3: State the uses of sulphuric acid in daily life.
Card 4: State the uses of ethanoic acid in daily life.
Card 5: State the uses of ethanol in daily life.
Uses of Ethanol (C2H5OH)
- Making alcoholic drink. (Ex.: Wine, Beer ...)
- As solvent.
- As anticeptic.
Card 6: State the uses of sodium bicarbonate in daily life.
Uses of Sodium Bicarbonate (NaHCO3)
- As baking powder.
- Used as an antacid to treat acid indigestion in medical.
- As cleaning agent.
Card 7: State the uses of calcium carbonate in daily life.
Uses of Calcium Carbonate
- As caicium supplement.
- As an antacid to treat acid indigestion in medical.
- Used in the production of toothpaste.
Card 8: State the uses ofmagnesium oxide in daily life.
Card 9: List 5 examples of occupation that require the knowledge of chemistry.
Occupation that Require the Knowledge of Chemistry
- Chemist
- Chemical Engineer
- Nutritionist
- Doctor
- Food technologist
Card 10: State 2 contributions of chemical base industries towards the development of a country
Contribution of Chemical Base Industry
- Create jobs opportunities.
- Improve the standard of living of the people.
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