Chemistry · Practice test

SS 3 practice test A

15 questions + 2 written tasks. Answers and your score show when you submit the whole test.

How it works: answer every question as you would in an exam, then submit to see the answers and your score. For written answers, compare yours with the model answer and mark it honestly: that is where the learning happens.

0 of 15 answered

1. Explain briefly the term chemical industry.
2. State three factors that should be considered in siting a chemical industry.
3. Describe briefly how tin is extracted from its ore.
4. Give two uses of tin.
5. Name the raw materials used in making cement and the main constituents of the product.
6. Explain how lime mortar sets.
7. Explain briefly the term pollution.
8. Give two examples of air pollutants and one source of each.
9. Gas flaring in the Niger Delta contributes to acid rain mainly by releasing
10. List two characteristics of a homologous series.
11. The fourth member of the alkane series is
12. What is a metal?
13. Compare the physical and chemical properties of metals and non-metals.
14. Explain why some metals occur free in nature while others occur combined. Give two examples of each.
15. Name two metals that will not liberate hydrogen from dilute tetraoxosulphate(VI) acid.

You can change any answer until you submit.

Written tasks

Not part of the score above. Write your answer here or on paper, then you, a parent or a teacher can mark it with the marking guide.

1. Describe the extraction of aluminium from bauxite, including purification, the electrolytic cell and electrode equations. (9 marks)
2. Discuss the main sources and effects of air and water pollution in Nigeria and propose three control measures. (9 marks)

More Chemistry practice tests

SS 3 practice test B · 15 questions + 2 written tasks · 🔒