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TYPES OF CHEM REACTIONS SHORT QUIZ

Total questions: 86

Worksheet time: 1hrs 2mins

Name
Class
Date
1.

MgCl2 + Li2CO3 ----> MgCO3 + 2 LiCl

a)

Synthesis (or combination)

b)

Decomposition

c)

Single replacement

d)

Double replacement

2.

CaCO3 ----> CaO + CO2

a)

Synthesis (or combination)

b)

Decomposition

c)

Single replacement

d)

Double replacement

3.

2 NaBr + 1 Ca(OH)2 ----> 1 CaBr2 + 2 NaOH

a)

Synthesis (or combination)

b)

Decomposition

c)

Single replacement

d)

Double replacement

4.

3 Pb + 2 H3PO4 ----> 3 H2 + 1 Pb3(PO4)2

a)

Synthesis (or combination)

b)

Decomposition

c)

Single replacement

d)

Double replacement

5.

Pb(NO3)2 --> PbO + NO2 + O2

a)

Synthesis (combination)

b)

Decomposition

c)

Single replacement

d)

Double replacement

6.

Is the following equation balanced?

4Fe + 3O2 ---> 2Fe2O3

a)

YES

b)

NO

7.

Is the following equation balanced?

Al + O2 ---> 2Al2O3

a)

YES

b)

NO

8.

What type of reaction is the following:
C11H24+17O2−> 11CO2 + 12H2OC_{11}H_{24}+17O_2->\ 11CO_2\ +\ 12H_2O  

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

9.

Match the following

a)
1.

combustion

b)
2.

synthesis

c)
3.

decomposition

d)
4.

single replacement

e)
5.

double replacement

10.

Match the following

a)

1 reactant breaks apart into 2 or more smaller products

1.

decomposition

b)

2 or more reactants combine to make 1 product

2.

synthesis

c)

O2 as a reactant & CO2 and water as products

3.

combustion

d)

1 element & 1 compound in products & reactants

4.

single replacement

e)

2 compounds in reactants & products

5.

double replacement

11.

The ​ (a)   are on the right side of the arrow and the ​ (b)   are on the left side of the arrow.

Choose from the below words
products
reactants
dipoles
samples
ionic compounds
covalent compounds
12.

What will the products of each reaction look like?

Mg + N2 --> ​ (a)  

Zn + HCl --> ​ (b)  

AlCl3 + Na2SO4 --> ​ (c)  

C4H8 + O2 --> ​ (d)  

H2O --> ​ (e)  

Choose from the below words
1 larger product
1 element + 1 compound
2 compounds
CO2 + H2O
2 smaller products
2 larger products
3 compounds
1 smaller product
13.

Which type of chemical reaction has the following configuration?


Substance + Substance --> Compound


A + B --> AB

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

14.

Which type of chemical reaction has the following configuration?


Element + Compound --> Element + Compound


A + BC --> B + AC

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

15.

Which type of chemical reaction has the following configuration?


Hydrocarbon + Oxygen --> Carbon Dioxide + Water


CxHy + O2 --> CO2 + H2O

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

16.

What type of chemical reaction has the following configuration?


Ionic Compound(aq) + Ionic Compound(aq) --> Compound + Compound


AB(aq) + CD(aq) --> AD + BC

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

17.

What type of chemical reaction has the following configuration?


Compound --> Substance + Substance


AB --> A + B

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

18.

Select each compound that can be produced by combustion reactions. (more than 1 answer)

a)

Oxygen

b)

Carbon Dioxide

c)

Water

d)

Glucose

e)

Carbon

19.

Classify the following chemical reaction


BaCl2(aq) + K2CrO4(aq) --> BaCrO4(s) + 2KCl(aq)




a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

20.

Classify the following chemical reaction.


Si(s) + 2Cl2(g) --> SiCl4(l)

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

21.

Classify the follow chemical reaction.


2C6H6(l) + 15O2 --> 6H2O(l) + 12CO2(g)

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

22.

What type of chemical reaction is when a single compound is broken down into two or more products?

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

23.

Identify the type of chemical reaction pictured above

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

24.

Identify the type of chemical reaction pictured above

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

25.

Identify the type of chemical reaction picture above

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

26.

Identify the type of chemical reaction picture above

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

27.

Identify the type of chemical reaction picture above

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

28.

Identify the type of chemical reaction pictured above

a)

Composition/Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

29.

compound ---> element + element

a)

synthesis

b)

decomposition

c)

combustion

d)

single replacement

30.

What type of reaction is the following:
2KI −> 2K + I22KI\ ->\ 2K\ +\ I_2  

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

31.

What type of reaction is the following:
Zn + 2HCl −> ZnCl2+H2Zn\ +\ 2HCl\ ->\ ZnCl_2+H_2

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

32.

What type of reaction is the following:
3CuS +2Al −> Al2S3+3Cu3CuS\ +2Al\ ->\ Al_2S_3+3Cu

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

33.

What type of reaction is the following:
2C4H10 +13O2 −> 8CO2+10H2O2C_4H_{10}\ +13O_2\ ->\ 8CO_2+10H_2O

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

34.

What type of reaction is the following:
Na2S +2HCl −> H2S+2NaClNa_2S\ +2HCl\ ->\ H_2S+2NaCl

a)

Combination

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

35.

Which of the following is a compound?

a)

zinc (Zn)

b)

magnesium (Mg)

c)

sodium chloride (NaCl)

d)

potassium (K)

36.

Which of the following is an element?

a)

potassium chloride (KCl)

b)

water (H2O)

c)

carbon (C)

d)

calcium carbonate (CaCO3)

37.

Identify the type of chemical reaction

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

e)

Combustion

38.

Identify the type of chemical reaction

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

e)

Combustion

39.

Identify the type of chemical reaction

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

e)

Combustion

40.

Identify the type of chemical reaction

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

e)

Combustion

41.

Identify the type of chemical reaction

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

e)

Combustion

42.

Identify the type of chemical reaction

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

e)

Combustion

43.

Identify the type of chemical reaction

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

e)

Combustion

44.

Identify the type of chemical reaction

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

e)

Combustion

45.

Identify the type of chemical reaction

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

e)

Combustion

46.

Identify the type of chemical reaction

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

e)

Combustion

47.

What reaction has the following general formula:

A + B --> AB

a)

Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

48.
In a chemical reaction, everything to the right of the arrow is called ______________.
a)
Products
b)
Yields
c)
Molecules
d)
Reactants
49.

What is an exothermic reaction?

a)

A reaction that absorbs energy.

b)

A reaction that releases energy.

c)

A reaction that happens by itself.

d)

A reaction that contains energy.

50.

What is an endothermic reaction?

a)

A reaction that absorbs energy.

b)

A reaction that releases energy.

c)

A reaction that happens by itself.

d)

A reaction that contains energy.

51.

What is a combustion reaction?

a)

When chemicals react with fire.

b)

An explosive reaction.

c)

fuel + oxygen --> water + carbon dioxide

d)

fuel + carbon dioxide --> water + oxygen

52.

What type of reaction is this?

a)

a synthesis reaction

b)

a decomposition reaction

c)

a single replacement reaction

d)

a double replacement reaction

e)

a combustion reaction

53.

Which of the following is a single replacement reaction?

a)

2H2O > 2H2 + O2

b)

Fe + CuSO4 > FeSO4 + Cu

c)

Cu + SO4 > CuSO4

54.

Which of the following is always a reactant in a combustion reaction?

a)

CO2

b)

H2O

c)

O2

d)

Both CO2 + H2O

55.

Which of the following are always a product of a combustion reaction?

a)

CO2

b)

H2O

c)

O2

d)

Both CO2 + H2O

56.

Which of the following is a combustion reaction?

a)

C3H8 + 5O2 > 4H2O + 3CO2

b)

Fe + CuSO4 > FeSO4 + Cu

c)

Cu + SO4 > CuSO4

57.
A chemical change in which two or more substances react to form a new substance is a ____________________________.
a)
decomposition reaction
b)
synthesis reaction
c)
double displacement reaction
d)
combustion reaction
58.
A chemical change in which a single compound breaks down into two or more simpler products is called a ______________________.
a)
single-replacement reaction
b)
synthesis reaction
c)
double-replacement reaction
d)
decomposition reaction
59.
What is decomposition?
a)
putting substances together
b)
breaking substances apart
c)
element replacing another element in a compoud
d)
burning of a subtance
60.
The number of atoms you begin with in a chemical reaction ...
a)
must be the same as the number of  atoms you end with
b)
must be an even number
c)
can be different to the number you finish with
d)
changes depending on how much energy is formed
61.
What is the term for the → sign in a reaction?
a)
makes
b)
produces
c)
yields
d)
all are correct
62.
the starting materials in a chemical reaction
a)
Products
b)
Reactants
c)
Starters
d)
Enders
63.
a substance that is formed as the result of a chemical reaction
a)
Product 
b)
Reactant
c)
Starters
d)
Enders
64.
A chemical reaction is...
a)
when a substance is mixed with another substance
b)
when a substance undergoes a change to form a new substance
c)
when a substance is dissolved into another substance
d)
when a substance is heated or exposed to another substance
65.
Mass cannot be ____ or _____.
a)
made, changed
b)
created, destroyed
c)
rearranged, unmade
d)
stagnant, unchanging
66.
A precipitate is...
a)
a solid that falls out of a liquid solution
b)
a reactant in a reaction
c)
a clear substance
d)
the mass of a product
67.
Which is the name of the kind of solid substance formed in this figure?  
a)
aqueous 
b)
precipitate
c)
acid
d)
synthesis 
68.

An gel ice pack getting cold after you put it in the freezer for an hour.

a)

Chemical Change

b)

Physical Change

69.
Which of the following IS a physical change?
a)
Getting a haircut
b)
Rusty metal
c)
sour milk
d)
A compound
70.

1. How is a chemical change different from a physical change?

a)

there is no difference

b)

a physical change creates a new substance

c)

a chemical change creates a new substance

71.
The right side of the equation below is called the
a)
products
b)
reactants
72.

What type of reaction involves 2 substances combining to form 1 new compound?

a)

Decomposition Reaction

b)

Single Displacement Reaction

c)

Double Displacement Reaction

d)

Synthesis Reaction

73.
What is a double replacement?
a)
Two compounds react to form two new compounds.
b)
One compound reacts to form two separate elements.
c)
Two elements reacting to form a single compound.
d)
A hydrocarbon and 
74.
This pictures simulates what type of reaction?
a)
Synthesis
b)
Decomposition
c)
Single Replacement
d)
Double Replacement
75.
A molecule is________
a)
a glob of gelatinous goo
b)
smaller than an atom
c)
filled with raisons
d)
more than one atom bonded together
76.
What is the left part of a chemical equation called?
H2 + O → H2O
a)
Reactants
b)
Products 
c)
Yields 
d)
Chemical Equation 
77.
What is the right part of a chemical equation called?
H2 + O → H2O
a)
Reactants
b)
Products 
c)
Yields 
d)
Chemical Equation 
78.
What are the PRODUCTS of the chemical reaction pictured?
a)
CH4 and CO2
b)
CH4 and O2
c)
CO2 and H2O
d)
O2 and H2O
79.
CaCO3 represents a chemical
a)
Symbol
b)
Formula
c)
Subscript
d)
Reaction
80.
Which of the following models best demonstrates a balanced chemical equation?
a)
F
b)
G
c)
H
d)
J
81.

Which type of chemical reaction is the following chemical formula?

AgCl → Ag + Cl2 AgCl\ \rightarrow\ Ag\ +\ Cl_2\  

a)

combustion

b)

decomposition

c)

double replacement

d)

single replacement

e)

synthesis

82.

This is a decomposition reaction.

H2S(g) → H2(g) + S(s)

a)

True

b)

False

83.
What type of reaction is the equation C + O2 → CO2?
a)
Synthesis Reaction
b)
Decomposition Reaction
84.
Consider the chemical equation CH4 + 2 O2 → CO2 + 2 H2O. In this equation, CH4 is a
a)
product
b)
reactant
85.
Consider the equation 4 Fe+3 O2 → 2 Fe2O3 . In this equation, 3 O2 is a
a)
product
b)
reactant
86.

The right side of the equation below is called the

a)

products

b)

reactants

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