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Worksheets

Predicting Products Review

Total questions: 60

Worksheet time: 3hrs 7mins

Name
Class
Date
1.

What are the products of this reaction?

Cu+ AgNO3 -->

a)

Cu(NO3)2+Ag

b)

Cu + NO3 + Ag

c)

CuAg+NO3

d)

Cu+ AgNO3

2.

What are the correct formulas and coefficients for the products of the following CSR?

Mg + Al(OH)3 →

a)

No Reaction

b)

Al + Mg(OH)3

c)

Al + Mg(OH)2

d)

MgAl + (OH)3

3.

According to the activity series, which of the following single replacement reactions can occur?

a)

Ca + Al2(SO4)3

b)

Fe + NaOH

c)

Ni + MgSO4

d)

Al + KOH

4.

What type of chemical reaction is this one?

Al(OH)3 --> Al2O3 + H2O

a)

Decomposition

b)

Combustion

c)

Synthesis

d)

Single Replacement

5.
If an element is diatomic it should have a subscript of___
a)
2, always
b)
2, only when it is by itself
c)
it shouldn't have a subscript, it should have a coefficent
6.

When sodium reacts with water a metal hydroxide and a gas will be produced. Which of the following is correct?

a)

NaOH and H2O will be produced

b)

Na2O + H2 will be produced

c)

NaOH and H2 will be produced

d)

NaOH will be produced

7.

Based on the activity series, which metal could X represent in the reaction below?

X + Ca (NO3)2 --> Ca + X (NO3)2

a)

Sr

b)

Na

c)

Mg

d)

Zn

8.
In writing a chemical equation that produces hydrogen gas, the correct representation of hydrogen gas is
a)
2H
b)
OH
c)
H
d)
H2
9.

What type of reaction is this?

2 C6H14 + 19 O2 --> 12 CO2 + 14 H2O

a)

Single Replacement

b)

Double Replacement

c)

Combustion

d)

Decomposition

10.

What are the products of the reaction: MgCO3 ->?

a)

MgCO3 + O2

b)

MgO + O2

c)

MgO+ CO2

d)

MgC + O2

11.

What are the products of this reaction?

Zn(s) + H2SO4(aq) -->

a)

Zn(SO4)2 + H

b)

ZnSO4 + H2

c)

ZnSO4 + H

d)

Zn2SO4 + H2

e)

No reaction

12.

What are the products of this reaction:

C2H4 + O2 -->

a)

C2O2 + H4

b)

CO2 + H2 + O2

c)

CO + H

d)

CO2 + H2O

e)

No Reaction

13.
To predict if a single replacement reaction will take place you should use a(n)
a)
Activity series
b)
Solubility Chart
c)
Periodic Table
d)
Metal chart
14.

To predict if a double replacement reaction will take place you should use a(n)

a)

Activity series

b)

Solubility Chart

c)

Periodic Table

d)

Metal chart

15.
Write the balanced equation for octane (C8H18) combusting
a)
C8H18 + 8O2 --> 8CO2 + 9H2O
b)
C8H18 + 17O2 --> 8CO2 + 9H2O
c)
2C8H18 + 25O2 --> 16CO2 + 18H2O
d)
C8H18 + O2 --> CO2 + H2O
16.
What is the name for the solid formed during a reaction?
a)
Precipitate
b)
Rocks
c)
Bubbles
d)
Aqueous 
17.

Predict the products for the decomposition of potassium chlorate: KClO3. One will be a ionic compound and the other a gas.

a)

KCl + O2

b)

K2O + Cl2

c)

K + ClO3

d)

K + ClO2

18.
The symbol for a substance dissolved in water is
a)
(s)
b)
(l)
c)
(g)
d)
(aq)
19.

What are the products for this combustion reaction:

C2H4 + 2 O2 →

a)

C2O2 + H4

b)

CO2 + HOH

c)

CO + H

d)

CO2 + H2O

20.

Predict the products for the this reaction:

K + HCl →

a)

KCl + H2

b)

KHCl

c)

KH + Cl2

d)

KCl + H

21.
What kind of reaction is this:
2H2 + O2 --> 2H2O
a)
Synthesis
b)
Decomposition
c)
Single Replacement
d)
Double Replacement
22.
What kind of reaction is this:
2H2O2 →2 H2O + O2
a)
Synthesis
b)
Decomposition
c)
Single Replacement 
d)
Combustion
23.
The reaction below is an example of?
AgNO3 + NaCl → AgCl + NaNO3
a)
Single Replacement
b)
Double Replacement
c)
Decomposition
d)
Combustion
24.
Predict the products for the following reactants.
Mg + I2 --> 
a)
MgI
b)
MgI2
c)
Mg + I2
d)
Mg2I
25.
Predict the products for the following reactants.
Na + MgCl2 -->
a)
NaCl + Mg
b)
NaCl2 + Mg
c)
No Reaction
d)
NaMgCl2
26.
Predict the products for the following reactants.
Al + O2 --> 
a)
AlO
b)
AlO2
c)
Al2O3
d)
Al2O
27.
Predict the products for the following reactants.
AgNO3 + Na2CO3 -->
a)
Ag2CO3 + NaNO3
b)
No Reaction
c)
AgCO3 + NO3Na
d)
AgCO3 + NaNO3
28.
Predict the products for the following reactants.

Al + CuCl2 -->
a)
No Reaction
b)
CuAl + Cl2
c)
Cu + AlCl3
d)
Cu2 + AlCl2
29.
Predict the products for the following reactants.

K2CO3 + BaCl2 -->
a)
No Reaction
b)
KCl + BaCO3
c)
K2Cl + BaCO3
d)
KCl2 + BaCO3
30.
Predict the products for the following reactants.

Ag­2O -->
a)
Ag + O
b)
Ag + O2
c)
AgO
d)
Ag2 + O
31.

An element reacting with an additional element to form one product is an example of which type of chemical reaction?

a)

combustion

b)

decomposition

c)

synthesis

d)

single replacement

32.

Which of the following compounds is insoluble in water?

a)

NaCl

b)

PbCl2

c)

MgNO3

d)

Na2SO4

33.
Which type of reaction takes place in the presence of oxygen and produces carbon dioxide and water?
a)
double replacement 
b)
decomposition 
c)
combustion 
d)
single replacement
34.
What type of chemical reaction takes place when fluorine reacts with sodium bromide?
a)
single replacement 
b)
double replacement 
c)
combustion
d)
synthesis 
35.

A compound undergoes a reaction and forms two new substances. What type of reaction is this?

a)

combustion

b)

synthesis

c)

decomposition

d)

single replacement

36.
What are the correct coefficients when this equation is balanced?
KClO3  --> KCl  +  O2
a)
2,2,2
b)
2,2,3
c)
1,2,3
d)
3,3,3
37.
Which is the correct formula for the compound Chromium (II) Nitrate?
a)
Cr2NO3
b)
(Cr)2NO3
c)
CrNO2
d)
Cr(NO3)2
38.
What is the correct name for the acid whose chemical formula is H2SO4?
a)
hydrosulfuric acid
b)
hydrosulfurous acid
c)
sulfurous acid
d)
sulfuric acid
39.
What is the name of the compound with the chemical formula CrCl3?
a)
chromium tetrachloride
b)
chromium trichloride
c)
chromium (II) chloride
d)
chromium (III) chloride
40.

Which type of chemical reaction is this an example of?

Fe2(SO4)3 + KOH → K2SO4 + Fe(OH)3

a)

synthesis

b)

double replacement

c)

single replacement

d)

combustion

41.

Which is the correctly balanced equation?

a)

Cl2 + 2NaI → 2NaCl + I2

b)

Cl2 + 2NaI → NaCl + 2I2

c)

Cl2 + NaI → NaCl + I2

d)

2Cl2 + NaI → 2NaCl + I2

42.

The symbol for a substance dissolved in water is ______

a)

(s)

b)

(l)

c)

(aq)

d)

(g)

43.

Predict the products of this synthesis reaction: H2 + Cl2 →

a)

HCl

b)

H2Cl2

c)

H2Cl

d)

HCl2

44.

Predict the products for the this Double Replacement reaction:

AgNO3 + KCl →

a)

AgCl + KNO3

b)

AgK + ClNO3

c)

KAg + NO3Cl

d)

AgCl + 3 KNO

45.

What are the products of the following reaction?

C2H4 + O2 →

a)

C2O2 + H4

b)

CO2 + H2 + O2

c)

CO + H

d)

CO2 + H2O

46.

In order for one element to replace another that is in a compound, the single element must be .......

a)

More active metal or nonmetal

b)

Less active metal or nonmetal

c)

Heavier

d)

A Noble Gas

47.

According to the activity series, which of the following single replacement reactions can occur?

a)

Ca + Al2(SO4)3

b)

Fe + NaOH

c)

Ni + MgSO4

d)

Al + KOH

48.
If an element is diatomic it should have a subscript of___
a)
2, always
b)
2, only when it is by itself
c)
it shouldn't have a subscript, it should have a coefficent
49.
To predict if a single replacement reaction will take place you should use a(n)
a)
Activity series
b)
Solubility Chart
c)
Periodic Table
d)
Metal chart
50.

Predict the products to this reaction: Ag + NaCl ---->

a)

No reaction

b)

AgCl + Na

c)

AgNa + Cl2

51.

Which of the following is not a diatomic element?

a)

H2

b)

Cl2

c)

O2

d)

He2

52.

According to the activity series, which element is the most active?

a)

Li

b)

Na

c)

Ca

d)

Mg

53.
What is a precipitate?
a)
A solid formed from a single replacement reaction
b)
An aqueous compound formed from single replacement reaction 
c)
An aqueous compound formed from double replacement reaction
d)
A solid formed from a double replacement reaction
54.

Is NaCl (sodium chloride) soluble or insoluble?

a)

Soluble

b)

Insoluble

c)

Neither

d)

Soluble and Insoluble

55.

NaC2H3O2 (sodium acetate) is ...

a)

soluble

b)

insoluble

56.

Zinc carbonate, ZnCO3 is...

a)

Soluble

b)

Insoluble

57.

Predict the product(s) of this reaction (Don't worry about balancing the equation)

Pb(NO3)2 + KI →

a)

PbK(s) + INO3(aq)

b)

No Reaction

c)

PbI2(s) + KNO3(aq)

d)

PbI2(aq) + KNO3(s)

58.

What is the precipitate of this reaction?


Na2O + NiF2 --> 2 NaF + NiO

a)

Na2O

b)

NiF2

c)

NaF

d)

NiO

59.

To balance a chemical equation, it may be necessary to adjust the

a)

formulas of the products

b)

subscripts

c)

coefficients

d)

number of products

60.

To predict if a double replacement reaction will take place you should use a(n)

a)

Activity series

b)

Solubility Chart

c)

Periodic Table

d)

Metal chart

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