CH4: Read the chapter, highlight any chemical terms and answer the following:
1) What is the difference between metals found in nuggets and those found in ores?
2) What are some of the properties of aluminum? What is the difference between alumina and aluminum?
3) What are some of the characteristics of Tungsten?
4) What does it mean that a metal exists as an oxide? What does it mean that a metal is reduced?
5) Describe the thermite process.
CH5: Read the chapter, highlight any chemical terms and answer the following:
1) Compare the advantages and disadvantages of tungsten, tantalum and osmium filaments?
2) The first bright light was created using what chemical process?
3) Who was Auer? Who was Edison? Describe the "lighting battle" between the two.
What was the contribution of Irving Langmuir?
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