Level: JHS, Basic 7 | Subject: Integrated Science | Strand: Diversity of Matter | Topic: The Periodic Table (Metals, Non-metals and Noble Gases)
Read the summary notes first, then try these questions. Go back to the summary notes for this topic.
Part A has 20 tick-box questions. Part B has 5 essay questions with a marking guide at the bottom.
Test Yourself: 20 Objective Questions
Tick one answer for each question, then press Review answer. If your answer is wrong, it will be marked first, then the correct answer will show in green.
1. The periodic table is a chart that
2. An element is a substance made of
3. The symbol for oxygen is
4. The symbol for iron is
5. The vertical columns of the periodic table are called
6. The horizontal rows of the periodic table are called
7. Most of the elements on the left and centre of the periodic table are
8. Which of these is a metal?
9. Which of these is a non-metal?
10. A property of metals is that they
11. Electric wires are made of copper because copper
12. A metal that can be hammered into thin sheets is said to be
13. A metal that can be drawn into wires is said to be
14. Which of these is a property of non-metals?
15. Which metal is a liquid at room temperature?
16. The noble gases are found in
17. Which of these is a noble gas?
18. Noble gases are described as unreactive because they
19. Helium is used to fill balloons because it is
20. Neon is mainly used in
Essay Questions
- (a) What is an element? (b) Write the symbols of these elements: hydrogen, carbon, sodium, gold, iron. (7 marks)
- (a) Explain the terms group and period in the periodic table. (b) In which part of the table are the metals, non-metals and noble gases found? (7 marks)
- State five properties of metals and give one use of copper and one use of aluminium. (7 marks)
- Mention three differences between metals and non-metals. (6 marks)
- (a) Name three noble gases. (b) Why are the noble gases said to be unreactive? (c) State one use of helium and one use of neon. (6 marks)
Essay Questions: Marking Guide for Teachers and Parents
- (a) An element is a pure substance made of only one kind of atom (2). (b) H, C, Na, Au, Fe (1 mark each).
- (a) Groups are the vertical columns and periods are the horizontal rows (2). (b) Metals on the left and centre, non-metals on the right, noble gases in the last column on the far right (3 marks, 1 each; plus 2 for correct naming of groups and periods).
- Any five: shiny, good conductors of heat and electricity, malleable, ductile, strong and hard, high melting point, sonorous (1 mark each). Copper: electric wires (1). Aluminium: cooking pots or roofing sheets (1).
- Any three differences, for example: metals are shiny, non-metals are dull; metals conduct electricity, non-metals do not; metals are malleable, non-metals are brittle; metals have high melting points, non-metals have low melting points (2 marks each).
- (a) Any three of helium, neon, argon, krypton, xenon, radon (3). (b) They hardly react with other substances (1). (c) Helium: filling balloons; neon: advertising signs (1 mark each, total 2).
Education Always (education.inspiringalways.com). Original practice questions, not official WAEC or BECE questions.
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