Please use complete sentences. Begin on p. 118.
B9
1. What causes differences in metal's reactivities or in other properties that vary from element to element? (Write the answer in YOUR OWN words!!)
2. What is a major difference between metals and non metals?
3. In our lab, which element gave up electrons?
4. Which element gained those electrons?
5. What can cause higher boiling points?
6. What are some ways that chemical and physical properties can be explained?
7. What is a practical application of understanding the properties of atoms?
B10
8. How can properties of matter be modified?
9. What actually is pencil "lead"?
10. Why is pencil lead called lead?
11. What is an alloy?
12. When did you create an alloy?
13. What was different about the alloy you formed?
B11
14. Define corrosion.
15. What can corrosion affect?
16. What is the Statue of Liberty made of?
17. How did the original designers try to protect against corrosion?
18. How did the internal structure contribute to corrosion?
19. Define patina.
20. Use "patina" and "Statue of Liberty" in an original sentence.
21. What can happen when rainwater dissolves the patina?
22. Using common experience and your chemistry knowledge, propose one or more solutions to each of the three problems identified on the bottom of page 120.
Questions? Comments??
Amanda Noland