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Single Replacement with Metals

Total questions: 26

Worksheet time: 32mins

Name
Class
Date
1.

Based on the activity series, what are the predicted products of this reaction?

Br2 (l) + KI (aq) →

a)

KBr + I2

b)

KBr + I

c)

KBr2 + I

d)

No Reaction

2.

Based on the activity series, will this reaction occur?

Au (s) + HCl (l) →

a)

AuCl + H

b)

No Reaction

c)

AuCl + H2

d)

Au2Cl + H2

3.

Predict the product(s) of this reaction (don't worry about balancing):

Mg + HCl →

a)

No Reaction

b)

MgCl2 + H2

c)

MgCl2 + H

d)

MgCl + H2

4.
A mixture contains cobalt metal, copper metal, and tin metal. This mixture is mixed with nickel nitrate. Which metals, if any, will react? 
a)
Cobalt only
b)
Copper only
c)
Tin only
d)
All 3
5.

What will be the result of the following:

LiBr + Na ->

a)

Li will replace Na

b)

Na will replace Br

c)

Na will replace Li

d)

no reaction will occur

6.
What will be the result of :  Zn + AuCl2->
a)
ZnCl2 +Au
b)
ZnAu + Cl2
c)
no reaction
d)
ClAu + Zn
7.

Predict the results: K + H2O -->

a)

K2OH

b)

KOH + H2

c)

K(OH)2

d)

N.R.

8.

Predict the results: Cu + HCl

a)

CuCl2 + H2

b)

CuCl + H2

c)

Cu2Cl + H2

d)

N.R.

9.
What are the products of this reaction: Fe + Na2CO3 ?
a)
Na2 + Fe(CO3)2
b)
Na + CO3Fe
c)
Na + Fe2CO3
d)
No Reaction
10.

Tin (IV) oxide is heated with hydrogen gas to form tin metal and water. What is the balanced equation for this?

a)

2SnO2 + H2 --> 2Sn + H2O

b)

SnO2 + 2H2 --> Sn + 2H2O

c)

SnO2 + 2H --> Sn + H2O

d)

SnO + H --> Sn + H2O

11.
What do we look at to determine if an element is strong enough to replace another element in a single replacement reaction?
a)
Solubility Rules 
b)
Ionic Charges
c)
It must be insoluble!
d)
Activity Series
12.
Based on the activity series, which metal could X represent in the reaction below?
X + Ca (NO3)2 -->  Ca + X (NO3)2
a)
Ba
b)
Fe
c)
Mg
d)
Zn
13.

Predict the results of: NaI + Br2

a)

Na2Br + I

b)

NaBr2 + I

c)

NaBr + I2

d)

N.R.

14.

The chemical reaction Zn + H2SO4 --> ZnSO4 + H2 is a

a)

single displacement

b)

double displacement

c)

composition

d)

decomposition

15.

Metal X replaces the ions of metal Y in the solution but it cannot replace the ions of metal Z in the solution. The order of these metals from most reactive to least reactive is

a)

x,y,z

b)

z,x,y

c)

y,x,z

d)

z,y,x

16.

Predict the results: ZnS + O2 -->

a)

ZnO2 + S2

b)

Zn2O + S

c)

ZnO + S

d)

N.R. (no reaction)

17.
What is the coefficient of AgNO3 in this reaction?
_AgNO3 + _H2S →_Ag2S+_HNO3
a)
1
b)
2
c)
3
d)
4
18.
What are the correct coefficients to balance the reaction below?
_BaO + _K3N → _Ba3N2 + _K2O
a)
3,2,1,2
b)
3,3,1,3
c)
3,2,1,3
d)
3,1,2,3
19.
What do we look at to determine if an element is strong enough to replace another element in a single replacement reaction?
a)
Solubility Rules 
b)
Ionic Charges
c)
It must be insoluble!
d)
Activity Series
20.
Which compound is higher in reactivity, Ag or Ca?
a)
Ag
b)
Ca
c)
Neither
d)
They're equal
21.
Which element is highest in reactivity?
a)
Gold
b)
Lithium
c)
Lead
d)
Iron
22.
Will the following reaction take place? 
AuNO3 + Li ->
a)
yes 
b)
no
23.
What would be the solubility of PbS (lead sulfide)?
a)
Soluble - and thus labeled as (aq)
b)
Insoluble - and thus labeled as (aq)
c)
Soluble - and thus labeled as (s)
d)
Insoluble - and thus labeled as (s)
24.
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
25.
Which type of reaction can be recognized by the general pattern?
A + BC--> AC + B
a)
Decomposition
b)
Combustion
c)
Single Replacement
d)
Double Replacement
26.
Use the activity series  to predict which reaction will occur.
a)
NaBr + I2
b)
KBr + F2
c)
LiF + Cl2
d)
NaCl + I2

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