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Worksheet 5 : Types of elements and Properties Topic 2: The Periodic Table

Set A: Terms and Definitions Objective: By defining these words, you should become more familiar
with Periodic Table related terms and their definitions

Define, neatly and clearly, the following Periodic Table related terms.
1. Periodic Law

2. Group

3. Period

4. Metal

5. Nonmetal

6. Metalloid

7. Alkali metal

8. Alkaline earth metal

9. Transition element

10. Halogen

11. Noble gas

12. Malleable

13. Luster

14. Brittleness

15. Ionization energy

16. Electronegativity

17. Atomic radius

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