
Limiting Reactants and Percent Yield Practice
Authored by Kristen Vanderveen
Chemistry
10th - 11th Grade
NGSS covered
Used 30+ times

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55 questions
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1.
MULTIPLE SELECT QUESTION
10 sec • 1 pt
Use the equation 2 Al + 3 Cl2 ⟶ 2 AlCl3. If 2 moles of aluminum and 2 moles of chlorine are reacted, identify the limiting reactant and state the theoretical yield of product.
Cl2
Al
2.0 mol AlCl3
1.3 mol AlCl3
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Theoretical yield = 73.0g
Actual yield = 62.0g
Calculate the percent yield.
1.16%
116%
84.9%
76.0%
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
4NH3 + 5O2 ⟶ 4NO + 6H2O
How many grams of NO are formed if 6.30g of ammonia react with 1.80g of oxygen?
0.370g
0.0450g
1.35g
11.1g
Tags
NGSS.HS-PS1-7
NGSS.HS-PS1-2
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
3NH4NO3 + Na3PO4 ⟶ (NH4)3PO4 + 3 NaNO3
If 30 g of NH4NO3 and 50 g of Na3PO4 react, identify the limiting reactant.
ammonium phosphate
sodium phosphate
ammonium nitrate
sodium nitrate
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
CuCl2 + 2NaNO3 ⟶ Cu(NO3)2 + 2NaCl
If 15.0 grams of CuCl2 react with 20.0 g of NaNO3, what mass of NaCl will be produced?
13.0 g of NaCl
98 g of NaCl
26 g of NaCl
17.4 of NaCl
Tags
NGSS.HS-PS1-7
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
SO2 + PCl5 ⟶ SOCl2 + POCl3
What mass of SOCl2 is produced when 16.2g SO2 react with 13.7g PCl5?
7.87g
30.1g
26.4g
19.8g
Tags
NGSS.HS-PS1-7
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
C3H8 + 5O2 ⟶ 3CO2 + 4H2O
What mass of carbon dioxide will be produced when 3.0g of propane is burned in 2.1g of oxygen?
0.55g
0.038g
2.9g
0.90g
Tags
NGSS.HS-PS1-2
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