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15
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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
×
What type of chemical reaction is represented? Ni(OH)2 + H2SO4 ---> NiSO4 + H2O
Double Replacement
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15
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the reaction of elements react with oxygen to form oxides compound is called
combustion
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15
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What type of chemical reaction is represented? NaI + F2 --> NaF + I2
Single Replacement
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trap
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magnet
Take 20 points!
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fairy
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5
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25
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thief
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25
15
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What type of chemical reaction is represented? BaC2O4 + KIO3 --> Ba(IO3)2 + K2C2O4
Double Replacement
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15
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What type of chemical reaction is represented? LiOH --> Li2O + H2O
Decomposition
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20
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H2 + Cl2 -------------- HCl , balance the reaction.
H2 + Cl2 -------------- 2HCl
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15
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What is the formula for synthesis reactions?
A + B ---> AB
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heart
Other team wins 20 points!
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rocket
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shark
Other team loses 15 points!
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thief
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15
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What type of chemical reaction is represented? KClO3 --> KCl + O2
Decomposition
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eraser
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seesaw
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fairy
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25
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baam
Lose 10 points!
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15
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What type of chemical reaction is represented? Cr + O2 --> Cr2O3
Synthesis
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15
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Fe + S ------------- FeS balance the equation
Fe + S ------------- FeS it is already balanced
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banana
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seesaw
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rocket
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lifesaver
Give 10 points!
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15
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What type of chemical reaction is represented? Cs + SrCrO4 --> Cs2CrO4 + Sr
SIngle Replacement
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