Activity 2A (Textbook) – Chemistry Form 5 Chapter 2 (Carbon Compound)

Question 1:
Carry out the activity in pairs.
Classify the following substances into organic or inorganic compounds:
(a) Propanol, C₃H₇OH
(b) Carbon dioxide, CO₂
(c) Lead(II) carbonate, PbCO₃
(d) Glucose, C₆H₁₂O₆
(e) Ethanoic acid, CH₃COOH

Answer:
(a) Organic
(b) Inorganic
(c) Inorganic
(d) Organic
(e) Organic

Question 2:
State the term for each of the following statements:
(a) Compounds containing the carbon element.
(b) Hydrocarbons possessing only single bonds.
(c) Organic compounds containing only carbon and hydrogen.
(d) Carbon compounds derived from living things.
(e) Hydrocarbons possessing double or triple bonds between carbon atoms.

Answer:
(a) Compounds containing the carbon element.  [Carbon compounds]

(b) Hydrocarbons possessing only single bonds.  [Saturated hydrocarbon]

(c) Organic compounds containing only carbon and hydrogen.  [Hydrocarbon]

(d) Carbon compounds derived from living things.  [ Organic Compound]

(e) Hydrocarbons possessing double or triple bonds between carbon atoms.  [Unsaturated hydrocarbon]