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p. 56 Elements Chapter 3 Section 1 pages 56-59 Chunk of Gold

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Presentation on theme: "p. 56 Elements Chapter 3 Section 1 pages 56-59 Chunk of Gold"— Presentation transcript:

1 p. 56 Elements Chapter 3 Section 1 pages 56-59 Chunk of Gold 1)Element: Pure substance that can’t be separated into simpler substances physically or chemically.

2 Introduction to the Elements “4 Greek Elements”

3 2)Pure substance: p. 56 Something which is only one type of particle
3) Question: How many “Pure Substances” are there known to man? Millions, made out of 118 Elements 4) Look at the your periodic table of elements. Which element do you find interesting? Why?

4 Each element has its own
Properties of Elements p. 57 5) Melting point Each element has its own special properties: texture Reactivity density Combustion point Hardness Color Boiling Point Flammability 6) Compare the three elements on page 57 in your textbook. These elements are different yet similar. Are they near each other on the periodic table of elements? Why?

5 7) metal 8) Non-metal 9) metalloid #9 #8 #7 Classifying Elements by
Their Properties p. 58 7) metal #9 An element that may conduct heat and electricity, while being dull in appearance 8) Non-metal 9) metalloid Match them up and write down your answers!! An element that is shiny and malleable #8 An element that conducts heat and electricity poorly! #7

6

7 Read the section Review from page 59
After summarizing with the class you are to do the following “Section Review” problems. Do Numbers 1-7 writing your answers in complete sentences. Remember to Observe Hart Writing Standards when answering Questions or they will be marked incorrect.


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