Elements_ Compounds_ and Mixtures by malj

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									              Elements, Compounds, and Mixtures

1. An _____________________________ is pure substance.

2. A pure substance is a substance in which all of the particles are

   ___________________________________________________.

3. Elements that are shiny and are good conductors of heat and electric

   current are _____________________________________________.

4. ________________________________do not conduct heat or electric

   current, and solid nonmetals are dull in appearance.

5. Name two nonmetals:

   ________________________________________________________

   ________________________________________________________

   ________________________________________________________

   _____________________________.

6. Some _______________________________ conduct heat or electric

   current.

7. Give three examples of Metalloids:

   ________________________________________________________

   ________________________________________________________

   ________________________________________________________

   ______________________________
8. What are the three physical properties used to classifying elements:

   ________________________________________________________

   ________________________________________________________

   ________________________________________________________

   ______________________________

9. What are two chemical properties of elements:

   ________________________________________________________

   ________________________________________________________

   ____________________

10.What is a compound?

   ________________________________________________________

   ________________________________________________________

   ________________________________________________________

11.What are chemical reactions?

   ________________________________________________________

   ________________________________________________________

   ____________________

12.The properties of the new compound are ________________ from the

   properties of the elements that formed the compound.

A. same    B. different

								
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