1 Element Compound Mixture 2 Element Compound Mixture

1. Element, Compound, Mixture

2. Element, Compound, Mixture

3. Element, Compound, Mixture

4. Element, Compound, Mixture

5. Element, Compound, Mixture

6. Element, Compound, Mixture

7. Element, Compound, Mixture Which substances are considered “Pure Substances? ”

8. What is the difference… How are elements and compounds different?

9. What is the difference… How are mixtures and compounds different?

10. What is the atmosphere… What is the most common substance of the atmosphere? What is the most common substance of the air we breathe?

11. Draw an example… Draw 4 identical compounds

12. Draw an example… Draw a mixture of elements and compounds

13. Draw an example… Draw a picture that would represent the atoms of the air.

14. Element, Compound, Mixture a) b) c) d) Co H 2 O H+H Na. Cl + Ag

15. Consider the following… If two different atoms react to form a chemical bond, what is it?

16. Consider the following… If two different elements react to form a chemical bond, does the new substance have brand new properties?

17. Consider the following… If gold and silver are mixed together, do they form brand new properties or do they keep their own properties?

18. Consider H 2 + O 2 Is this an element, compound, or mixture?

19. Consider H 2 + O 2 Draw how it might look using atoms.

20. Consider H 2 + O 2 Could you separate the hydrogen gas from oxygen gas physically? Explain.

21. Consider H 2 + O 2 Did the properties of the elements change when the two elements were mixed together? Explain.

22. Consider H 2 + O 2 Did the properties of the elements change when the two elements were mixed together? Explain.

23. What is a solution?

24. A solution has two things… What is the difference between a solute and a solvent? Provide an example of each.

25. Element, Compound, Mixture? Salt Water

26. Solution or Suspension? Salt Water

27. Homogeneous or Heterogeneous? Salt Water

28. Suspension? Draw an example of what a suspension might look like.

29. Suspension? a) b) How is a suspension similar to a solution? How is a suspension different than a solution?

30. ECM? H 2

31. ECM? O

32. ECM? H 2 + O

33. ECM? H 2 O

34. ECM? Na. Cl

35. ECM? Type of Mixture? H 2 O + Na. Cl