wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Unit 5: Reactions & Predicting Products

Total questions: 20

Worksheet time: 24mins

Name
Class
Date
1.

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

2.

Which of the following compounds is insoluble in water?

a)

NaCl

b)

PbCl2

c)

MgNO3

d)

Na2SO4

3.
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
4.
What type of chemical reaction takes place when fluorine reacts with sodium bromide?
a)
single replacement 
b)
double replacement 
c)
combustion
d)
synthesis 
5.

Which of the following reactions will actually occur?

a)

F2(g) + FeI2(aq) → FeF2(aq) + I2 (g)

b)

Cl2(g) + SrF2(aq) → SrCl2(aq) + F2(g)

c)

I2(g) + MgBr2(aq) → MnI2(aq) + Br2(g)

d)

Br2(l) + CoCl2(aq) → CoBr2(aq) + Cl2(g)

6.

Predict the following reaction

NaCl + Ca(NO3)2 -->

a)

No reaction, both products are aqueous

b)

Calcium chloride and sodium nitrate are produced

c)

Solid sodium nitrate is formed

d)

Solid calcium chloride is formed

7.

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

8.
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
9.
Which is the correct formula for the compound Chromium (II) Nitrate?
a)
Cr2NO3
b)
(Cr)2NO3
c)
CrNO2
d)
Cr(NO3)2
10.

Which type of reaction is Al + O2 → Al2O3?

a)

synthesis

b)

decomposition

c)

single replacement

d)

combustion

11.
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
12.
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
13.

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

14.

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

15.

The symbol for a substance dissolved in water is ______

a)

(s)

b)

(l)

c)

(aq)

d)

(g)

16.

Fill in the blank (Copper has a charge of 2+):

Cu + AgNO3 → Ag + _____

a)

Cu(NO3)2

b)

CuNO3

c)

CuAg

d)

Cu

17.

Predict the products of this synthesis reaction: H2 + Cl2

a)

HCl

b)

H2Cl2

c)

H2Cl

d)

HCl2

18.

Predict the products for the this Double Replacement reaction:

AgNO3 + KCl →

a)

AgCl + KNO3

b)

AgK + ClNO3

c)

KAg + NO3Cl

d)

AgCl + 3 KNO

19.

What are the products of the following reaction?

C2H4 + O2

a)

C2O2 + H4

b)

CO2 + H2 + O2

c)

CO + H

d)

CO2 + H2O

20.

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