C4.6 Metals

1. Mention the effects of metals on the environment

2. How do metals react with chlorine?

3. Name the chief ore of Lead

4. Describe the commercial extraction of Aluminum metal

5. Mention the steps of concentrating an ore before undergoing the purification process

6. How do metals react with acids?

7. Mention the uses of copper metal

8. Describe the chemical properties of sodium metal when left in the atmosphere

9. Name the chief ore of Sodium metal

10. Mention the common metal ores

11. Some metals occur naturally in a free uncombined state while others are found combined while others as elements. True or False

12. A given metal may have several ores in its example, Hematite (Fe2O3), Magnetite (Fe3O4), siderite (FeCO3) and iron pyrites (FeS2) are all iron ores. True of False

13. How do metals react with cold water and steam?

14. Mention the uses of Zinc

15. What is the name of purifying a metal by grounding into a fine powder then mixing it with water containing special oils such as pine oils?

16. Name the chief ore of iron

17. Name the chief ore of Zinc

18. Mention the Uses of Iron

19. Describe the commercial extraction of Zinc metal

20. Describe the commercial extraction of Iron

21. Describe the commercial extraction of sodium metal

22. Mention the uses of sodium

23. Name the chief ore of Aluminum

24. What occurs before the extraction process of a chief ore?

25. Mention the uses of Aluminum

26. Describe the commercial extraction of Copper

27. What results in the difference in electrical conductivity in metals?

28. An ore from which a metal can be obtained on a commercial scale is referred to as

29. Describe the commercial extraction of Copper metal

30. Name the chief ore of copper

31. What results in the difference in density in metals?

32. Mention the physical properties of metals

33. How do the most reactive metals such as Sodium get extracted?

34. How do the most reactive metals such as Sodium get extracted?