Chemical Reactions Quiz 3
Authored by Reagan Love
Chemistry
9th - 12th Grade
Used 2+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What type of reaction involves the production of CO2 and/or H2O usually?
Synthesis
Decomposition
Combustion
Activity Series
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What type of reaction is this example?
Mg + __HCl ---> MgCl2 + H2
Single Replacement
Double Replacement
Synthesis
Combustion
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What's the correct way to balance this equation?
Mg + HCl ---> MgCl2 + H2
Mg + 2HCl ---> MgCl2 + H2
2Mg + 2HCl ---> 4MgCl2 + H2
Mg + HCl ---> 2MgCl2 + 2H2
Mg + HCl ---> MgCl2 + H2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What type of reaction is this formula?
A + B ----> AB
Synthesis
Decomposition
Single Replacement
Double Replacement
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
During a chemical reaction-- is matter destroyed?
No, matter can never be destroyed-- it only moves
Yes. Matter is destroyed every day.
Depends on the type of chemical reaction.
You are a magician, sir.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What type of reaction is this formula?
AB ---> A + B
Decomposition
Synthesis
Single Replacement
Combustion
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
What is the correct way to balance this chemical equation?
Cl2 + NaBr ---> NaCl + Br2
Cl2 + 2NaBr ---> 2NaCl + Br2
4Cl2 + 2NaBr ---> 2NaCl + Br2
2Cl2 + 4NaBr ---> 4NaCl + Br2
Cl2 + 1NaBr ---> 3NaCl + 7Br2
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