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Today’s lab
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Activities of Metals
Single replacement reactions
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Activities of Metals
Single replacement reactions
SnCl2Au
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Activities of Metals
Single replacement reactions
SnCl2Au
I want your
anion.
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Activities of Metals
Single replacement reactions
SnCl2Au
I want your
cation.
Get lost!
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Activities of Metals
Single replacement reactions
SnCl2
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Activities of Metals
Single replacement reactions
SnCl2Ca
I want your
anion.
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Activities of Metals
Single replacement reactions
SnCa
I want your
anion.
Yikes! I’m outta
here!
Cl2
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Activities of Metals
Single replacement reactions
Ca Cl2
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Activities of Metals
Activity Series
Ca
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Activities of Metals
Activity Series
Ca
Sn
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Activities of Metals
Activity Series
Ca
Sn
Au
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Activities of Metals
Some metals are more reactive than others
We will develop an activity series by comparing how different
metals react with the same ions in aqueous solutions.
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Activities of Metals
Safety precautions:•Goggles•Gloves•Aprons•Nitrates are poisonous:
Do not eat themWash your hands.
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Activities of Metals
Procedure
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Nitrate SolutionsAluminum nitrate
Cupric nitrate
Ferric nitrate
Lead nitrate
Silver nitrate
Zinc nitrate.
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Al
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Al
Cu
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Al
Cu
Ag
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Al
Cu
Ag
Zn
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Al
Cu
Ag
Zn
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Al(NO3)3 Cu(NO3)
2
AgNO3 Zn(NO3)
2
Al
Cu
Ag
Zn
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Procedure
1. Use sandpaper or a file to clean your samples of metals
2. Observe what happens in each cell
3. After five minutes, record your observations your data table
4. Answer “Analyze and Conclude” questions on page 301.
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Clean-Up
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Clean-Up
1. I will provide containers for solid and liquid waste
2. DO NOT rinse the reaction plate under running water. IT WILL SPLASH IN YOUR FACE!
3. Place the reaction plate into water bath to be cleaned.
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Do today:
1. Write the procedure
2. Set up your data table
3. Answer the following pre-lab questions:
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Pre-Lab Questions:
1. How can you tell if a reaction is happening?
2. Why do you need to clean the metals with sandpaper?
3. What are you cleaning off?
4. If metal X reacts with YNO3, which is higher on your activity series: X or Y?
.