1. Molecular Model Building

2. Fill in the Key

3. Hydrogen (H2) & Oxygen (O2)
Build:
Hydrogen (H2) & Oxygen (O2)

4. Hydrogen, H2 Gas Colorless “Pops” when exposed to flame
No reaction with zinc metal

5. Oxygen, O2 Gas Colorless Glowing splint brightens (relights)
No reaction with zinc metal

6. Water (H2O) & Nitrogen (N2)
Build:
Water (H2O) & Nitrogen (N2)

7. Water, H2O
Liquid
Colorless
Not flammable
No reaction with zinc metal

8. Nitrogen, N2
Gas
Colorless
Not flammable
No reaction with zinc metal

9. Chlorine (Cl2) & Graphite (Cx)
Build:
Chlorine (Cl2) & Graphite (Cx)

10. Chlorine, Cl2
Gas
Yellow Green
Not Flammable
???

11. Graphite, Cx Solid Black/grey/silver Not flammable
No reaction with zinc metal

12. Hydrogen Chloride* (HCl) & Methane (CH4)
Build:
Hydrogen Chloride* (HCl) & Methane (CH4)
Methane bubbles trapped in ice
*Aqueous hydrogen chloride

13. Hydrogen chloride, HCl
Aqueous – dissolved HCl

14. Hydrogen chloride, HCl
Liquid
Aqueous – dissolved HCl

15. Hydrogen chloride, HCl
Liquid
Colorless
Aqueous – dissolved HCl

16. Hydrogen chloride, HCl Liquid Colorless Not flammable
Aqueous – dissolved HCl

17. Hydrogen chloride, HCl Liquid Colorless Not flammable
Reacts with Zinc metal (BUBBLES!)
Aqueous – dissolved HCl

18. Methane, CH4

19. Methane, CH4
Gas
Methane bubbles trapped in ice

20. Methane, CH4
Gas
Colorless
Methane bubbles trapped in ice

21. Methane, CH4
Gas
Colorless
Flammable
Tundra methane - burning

22. Methane, CH4
Gas
Colorless
Flammable
No reaction with zinc metal

23. Propane (C3H8) & Carbon dioxide (CO2)
Build:
Propane (C3H8) & Carbon dioxide (CO2)
Frozen CO2 – Dry Ice

24. Propane, C3H8

25. Propane, C3H8
Gas

26. Propane, C3H8
Gas
Colorless

27. Propane, C3H8
Gas
Colorless
Flammable

28. Propane, C3H8
Gas
Colorless
Flammable
No reaction with zinc metal

29. Carbon Dioxide, CO2

30. Carbon Dioxide, CO2
Gas

31. Carbon Dioxide, CO2
Gas
Colorless

32. Carbon Dioxide, CO2
Gas
Colorless
Not Flammable

33. Carbon Dioxide, CO2 Gas Colorless Not Flammable
No reaction with zinc metal

34. Hydrogen peroxide (H2O2)
Build:
Hydrogen peroxide (H2O2)

35. Hydrogen Peroxide, H2O2

36. Hydrogen Peroxide, H2O2
Liquid

37. Hydrogen Peroxide, H2O2
Liquid
Colorless

38. Hydrogen Peroxide, H2O2
Liquid
Colorless
Not Flammable

39. Hydrogen Peroxide, H2O2 Liquid Colorless Not Flammable
No reaction with zinc metal

40. (Skip “Other”)
Start on the questions!