1. Purpose - Chemical Reactions II
Lab Date:
Chemical Reactions II
Purpose -
Observe and classify different types of chemical reactions

2. Part 1 – Iron in aqueous copper (II) sulfate
Experiment -
Part 1 – Iron in aqueous copper (II) sulfate
Place an iron nail in a beaker containing approx. 40 mL of copper(II) sulfate solution.
Record observations after a few minutes.
Return nail & solution back to original place

3. Part 2 – Copper in aqueous iron (III) sulfate
Place a copper wire in a beaker containing approx. 40 mL of iron (III) sulfate solution.
Record observations after a few minutes.
Return wire & solution back to original place

4. Chemical well plate Part 3 – Chlorides with Sulfates
10 drops drops 10 drops
SrCl CaCl BaCl2
10 drops Na2SO4
10 drops K2SO4
Chemical well plate

5. Well Plate Observations
SrCl2
CaCl2
BaCl2
Na2SO4
K2SO4

6. 2. Add drops of Na2SO4 to each test tube
Part 3 – Alkaline Earth Chlorides + Sodium Sulfate
record observations
Pipet 10.0 mL of MgCl2, CaCl2 & BaCl2 into 3 separate test tubes. Add drops of Na2SO4 to each
MgCl2 is soluble, try SrCl2
1. pipet
10 mL
MgCl2
10 mL
CaCl2
10 mL
BaCl2
2. Add drops of Na2SO4 to each test tube

7. Analysis –
Write a skeleton equation for part 1. Assume iron(III) ions were produced.
What was observed in part 2? Explain.
Write a skeleton equation for all 6 equations in part 3.
What was observed in part 3? Explain.
Balance the equations in #1 & #3
Classify equations 1 and 3 into one of the five reaction types we have discussed.
Write a balanced chemical equations for strontium chloride reacting with manganese (II) sulfate.
Results – This is the space for YOUR statement that DESCRIBES what the different types of chemical reactions are AND what types of reactions you observed in Lab #15 & Lab #16