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15
×
True or false - The total number of atoms does not change in a chemical reaction
True
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15
×
What type of chemical reaction is represented? KClO3 --> KCl + O2
Decomposition
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15
×
Balance the following equation: Mg (s) + AlCl3 (aq) ---> Al (s) + MgCl2 (aq)
3Mg (s) + 2AlCl3 (aq) ---> 2Al (s) + 3MgCl2 (aq)
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15
×
Fe + S ------------- FeS balance the equation
Fe + S ------------- FeS it is already balanced
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15
×
What type of chemical reaction is represented? C10H22 + O2 --> CO2 + H2O
Combustion
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25
×
What are 2 ways to increase reaction rate?
Increase temperature, increase surface area, increase concentration of reactants or add a catylst
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20
×
A reaction in which a single compound breaks down into two or more simpler substance is known as ___________ reaction.
Decomposition
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10
×
Fe + H2O --> Fe3O4 + H2. What is one example of a reactant in this equation?
Fe or H2O
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15
×
What type of chemical reaction is represented? Ca(NO3)2 + Fe --> Fe(NO3)3 + Ca
Single Replacement
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15
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A reaction in which two or more elements or substances combine to form a single product is called a _________ reaction.
synthesis reaction
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×
baam
Lose 25 points!
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×
star
Double points!
Okay!
×
shark
Other team loses 25 points!
Okay!
×
lifesaver
Give 20 points!
Oops!
×
banana
Go to last place!
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×
gold
Win 50 points!
Okay!
×
shark
Other team loses 25 points!
Okay!
×
lifesaver
Give 5 points!
Oops!
15
×
Balance the following equation: Mg + AlCl3 ---> Al + MgCl2
3Mg + 2AlCl3 ---> 2Al + 3MgCl2
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15
×
What type of chemical reaction is represented? Ni(OH)2 + H2SO4 --> NiSO4 + H2O
Double Replacement
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×
heart
Other team wins 25 points!
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rocket
Go to first place!
Okay!
×
gift
Win 20 points!
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×
thief
Give points!
5
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15
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25
15
×
The substances that are involved initially in a chemical reaction are called _________
reactants
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×
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