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In a chemical reaction, on which side of the arrow do you find the reactant?
Left
Al + O2 → Al2O3. What type of chemical reaction is shown here?
synthesis reaction
Fe + H2O --> Fe3O4 + H2. What is one example of a reactant in this equation?
Fe or H2O
What type of chemical reaction is represented? KClO3 --> KCl + O2
Decomposition
What type of chemical reaction is represented? Al + HCl --> AlCl3 + H2
Single Replacement
What type of chemical reaction is represented? BaC2O4 + KIO3 --> Ba(IO3)2 + K2C2O4
Double Replacement
What type of chemical reaction is represented? NaI + F2 --> NaF + I2
Single Replacement
Balance the following equation: Mg + AlCl3 ---> Al + MgCl2
3Mg + 2AlCl3 ---> 2Al + 3MgCl2
Balance the following equation: S8 + O2 ---> SO2
S8 + 8O2 ---> 8SO2
the reaction of elements react with oxygen to form oxides compound is called
combustion
True or false - The total number of atoms does not change in a chemical reaction
True
A reaction in which a single compound breaks down into two or more simpler substance is known as ___________ reaction.
Decomposition
A reaction in which two or more elements or substances combine to form a single product is called a _________ reaction.
synthesis reaction
Fe + S ------------- FeS balance the equation
Fe + S ------------- FeS it is already balanced
H2 + Cl2 -------------- HCl , balance the reaction.
H2 + Cl2 -------------- 2HCl
The substances that are involved initially in a chemical reaction are called _________
reactants
The substances which are produced as a result of chemical reaction are called _______.
products
What are 2 ways to increase reaction rate?
Increase temperature, increase surface area, increase concentration of reactants or add a catylst
What is the formula for Decomposition?
AB ---> A+ B
What is the formula for synthesis reactions?
A + B ---> AB
If you increase the temperature and increase energy, what happens to the reaction rate?
Increase reaction rate
What is 1 way to increase reaction rate?
Increase temperature, increase surface area, increase concentration of reactants or add a catylst
Balance the following equation: S8 + O2 ---> SO2
S8 + 8O2 ---> 8SO2
Balance the following equation: Zn(s) + HCl (aq) ---> ZnCl2(aq) + H2 (g)
Zn(s) + 2HCl (aq) ---> ZnCl2(aq) + H2 (g)
Balance the following equation: Mg (s) + AlCl3 (aq) ---> Al (s) + MgCl2 (aq)
3Mg (s) + 2AlCl3 (aq) ---> 2Al (s) + 3MgCl2 (aq)
Balance the following equation: C3H8 (g) + O2 (g)---> CO2 (g) + H2O (g)
C3H8 (g) + 5O2 (g)---> 3CO2 (g) + 4H2O (g)
Balance the following equation: Na (s) + Cl2 (g) ---> NaCl (s)
2Na (s) + Cl2 (g) ---> 2NaCl (s)
Balance this equation: Mg (s) + O2 (g) ---> MgO (s)
2Mg (s) + O2 (g) ---> 2MgO (s)
What type of chemical reaction is represented? C8H18 + O2 --> CO2 + H2O
Combustion
What type of chemical reaction is represented? C10H22 + O2 --> CO2 + H2O
Combustion
What type of chemical reaction is represented? LiOH --> Li2O + H2O
Decomposition
What type of chemical reaction is represented? NaI + F2 --> NaF + I2
Single Replacement
What type of chemical reaction is represented? Al + HCl --> AlCl3 + H2
Single Replacement
What type of chemical reaction is represented? C6H14 + O2 --> CO2 + H2O
Combustion
What type of chemical reaction is represented? BaC2O4 + KIO3 --> Ba(IO3)2 + K2C2O4
Double Replacement
What type of chemical reaction is represented? Cr + O2 --> Cr2O3
Synthesis
What type of chemical reaction is represented? Ni(OH)2 + H2SO4 --> NiSO4 + H2O
Double Replacement
What type of chemical reaction is represented? Ni(OH)2 + H2SO4 ---> NiSO4 + H2O
Double Replacement
What type of chemical reaction is represented? C3H6 + O2 --> CO2 + H2O
Combustion
What type of chemical reaction is represented? Ca(NO3)2 + Fe --> Fe(NO3)3 + Ca
Single Replacement
What type of chemical reaction is represented? Cs + SrCrO4 --> Cs2CrO4 + Sr
SIngle Replacement
What type of chemical reaction is represented? Pb(ClO2)4 + ZnSO4 --> Pb(SO4)2 + Zn(ClO2)2
Double Replacement
What type of chemical reaction is represented? Ca + N2 --> Ca3N2
Synthesis
What type of chemical reaction is represented? KClO3 --> KCl + O2
Decomposition
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