1. Types of Reactions

2. Drill
On your desk, with your group, place the formulas into 2 different groups- ionic and covalent.
After, write down why you think you put things into categories.

3. Ionic
Covalent
FeCl2
H2O
BaS CO
NaNO3
B2Br4
NH4OH
PCl3

4. Agenda
Grouping Activity
Discussion/Note taking
Pinch Card Check-In HW

5. Classify the 5 different types of reactions
I Can…
Classify the 5 different types of reactions

6. There are 25 different reactions
Group Activity
There are 25 different reactions
5 different categories
5 reactions in each category
In your groups, arrange each of the reactions in 1 of the 5 categories

7. When you are done grouping…
Divide the giant whiteboard into 5 sections and rewrite the reactions in each category
Devise a name for each category
Write out your explanation for why you chose that name
Write out what each reaction has in common

8. Types of Reactions

9. What did you name…
Strip # 1? Ba + F2 → BaF2

10. Combination/Synthesis
Equation: A + B  AB
Symbol:
Explanation:
Two or more reactants yield one product

11. Strip # Equation 1 Ba + F2 → BaF2 8 MgO + CO2 → MgCO3 11
Combination Examples
Strip #
Equation 1
Ba + F2 → BaF2 8
MgO + CO2 → MgCO3 11
2Al + 3Br2 → 2AlBr3 14
2H2 + O2 → 2 H2O 19
2Na + H2O → 2NaOH

12. What did you name…
Strip # 20? 2KClO3 → 2KCl+ 3O2

13. Decomposition
Equation: AB  A + B Symbol: Explanation: One reactant yields two or more products

14. Decomposition Examples
Strip #
Reaction 6
H2CO3 →   H2O + CO2 12
Ca(OH)2 →    CaO +  H2O 16
2NaCl  →    2Na  +  Cl2 20
2KClO3 →    2KCl+  3O2 25
NH4OH→   NH3+ H2O

15. Strip # 3? Fe + CuSO4 → FeSO4 + Cu
What did you name…
Strip # 3? Fe + CuSO4 → FeSO4 + Cu

16. Single Replacement Equation: AB + C  AC + B --or-- AB + C  CB + A
Symbol:
Explanation:
If the element is a metal, it switches places with the cation in the compound.
If the element is a nonmetal it switches places with the anion in the compound

17. Single Replacement Examples
Strip #
Reaction 3
Fe  +  CuSO4  →    FeSO4  +  Cu 5
Zn  +  2HCl  →    ZnCl2  +  H2 10
3Mg + 2AlCl3  →2Al + 3MgCl2 17
Cu + 2AgNO3 → 2Ag + Cu(NO3)2 24
Cl2  +  2NaBr  →    2NaCl  +  Br2

18. What did you name…
Strip # 21?
Ca(NO3)2 + 2HCl  CaCl2 + 2HNO3

19. Double Replacement
Equation: AB + CD  AD + CB Symbol: Explanation: The metals in the reactants switch places to form the products

20. Double Replacement Examples
Strip #
Reaction 4
NaCl   +  AgNO3  →   NaNO3  +  AgCl 9
AgNO3 + NaCl → AgCl + NaNO3 15
3CuBr AlCl3 → 3CuCl AlBr3 21
Ca(NO3)2 + 2HCl  CaCl2 + 2HNO3 23
BaCl2  +  Na2SO4  →    2NaCl +  BaSO4

21. What did you name…
Strip # 13?
2C4H O2  8CO2 + 10H2O

22. Combustion
In General: CxHy + O2  CO2 + H2O CxHy is any hydrocarbon Products in combustion are ALWAYS carbon dioxide and water

23. Strip # Reaction 2 CH4 + 2O2  CO2 + 2H2O 7 C3H8 + 5O2  4H2O + 3CO2
Combustion Examples
Strip #
Reaction 2
CH4 + 2O2  CO2 + 2H2O 7
C3H8 + 5O2  4H2O + 3CO2 13
2C4H O2  8CO2 + 10H2O 18
2C2H6 + 7O2  6H2O + 4CO2 22
2C7H O2  14CO2 + 14H2O

24. What type of reaction??
2H2O  2H2 + O2

25. What type of reaction?
Zn + H2SO4  ZnSO4 + H2

26. 2C8H18 + 25O2  16CO2 + 18H2O What type of reaction?

27. 2Al + 3I2  AlI3 What type of reaction?
(3:45)

28. Pb(NO3)2 + 2KI  PbI2 + 2KNO3 What type of reaction?

29. Question
Why do you think knowing the types of reactions is helpful??

30. Where are we going next…
Start to predict products!!
Example:
FeCl3 + NH4OH →

31. Homework Complete the HW Page Part 1: State which reaction
Part 2: Balance the reaction and state which type of reaction
Part 3: Write the equation out, Balance the equation, and State which type of reaction
REMEMBER:
Zn has +2 charge
Ag has +1 charge
YOU WILL HAVE TO CRISS-CROSS!! 