- 1. 1. ----------- is a dark complex mixture of solid , liquid and gaseous hydrocarbons.
A) Petroleum
B) Bitumen
C) Diesel
D) Crude oil
- 2. 2. Organic compounds made up of hydrogen and carbons only is called
A) Hydrocarbons
B) Carbonation
C) Hydrogenation
D) Petrochemical
- 3. 3. Intermediate raw materials derived from petroleum that are used in the manufacture of fertilisers , plastics solvents and drugs etc are called ----------
A) Petrochemicals
B) Crude oil
C) Petroleum
D) Carbon black
- 4. 4. The following are examples of petrochemicals are the following except --------
A) Methanols
B) Ethylene oxide
C) Petroleum
D) Diesel
- 5. 5. --------- is defined as the negative logarithm of the hydrogen ion to the base of 10.
A) Neutrality
B) pH
C) Acidity
D) Alkalinity
- 6. 6. Calculate the pH of 0.006M solution of HCL.
A) 4.2
B) -4.2
C) 2.2
D) -3.2
- 7. 7. One of the following is used as refrigerant.
A) Parrafin wax
B) Pentyl alcohol
C) Vaseline
D) Methyl chloride
- 8. 8. --------- is described as a special talent developed by individual naturally.
A) Skill
B) Job
C) Job acquisition
D) Skill acquisition
- 9. 9. _______ is described as the process of learning to perform a task or function and becoming and expert in it.
A) Skill
B) Self- employment
C) Job acquisition
D) Skill acquisition
- 10. 10. All are reasons for skill acquisition except ------------
A) To be powerful
B) Job opportunity
C) To stay afloat in a competitive economy
D) Self employment
- 11. 11. The substances that are made up of the building blocks of nature called atom is known as ---------
A) Compound
B) Mixture
C) Chemicals
D) Element
- 12. 12. The following are examples of organic chemicals except --------
A) Methane
B) Benzene
C) Nitrogen
D) Ethene
- 13. 13. The following are inorganic chemicals except ---------
A) Ethene
B) Calcium nitrate
C) Sodium carbonates
D) Sodium chloride
- 14. 14. One of the following is an example of hazardous chemicals:
A) Perfumes
B) Carbondioxide
C) Dynamites
D) Municipal refuse
- 15. 15. The following are non hazardous chemicals except ------
A) Sodium hydroxide
B) Biodegradable domestic wastes
C) Municipal refuse
D) Soaps
- 16. 16. Cumene is an example of --------
- 17. 17. --------------- used for the manufacture of shoe polish and ethyne.
- 18. 18. Crude oil and natural gas originate from microbial decomposition of marine plants and animals called ------------
- 19. 19. The petrochemical used as refrigerant is called -------------
- 20. 20. Modern civilisation is driven by energy supplied from ------------
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