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Reactivity Series

Total questions: 80

Worksheet time: 4hrs 58mins

Name
Class
Date
1.

Which of the following is MOST reactive?

a)

Magnesium

b)

Lead

c)

Tin

d)

Copper

e)

Zinc

2.

Which metal is more reactive than calcium?

a)

magnesium

b)

potassium

c)

silver

d)

aluminum

3.

Choose the least reactive metal

a)

calcium

b)

magnesium

c)

iron

d)

copper

4.

What does displacement mean?

a)

A chemical reaction where a less reactive metal takes the place of a more reactive metal in a compound.

b)

A chemical reaction where a more reactive metal takes the place of a less reactive metal in a compound.

c)

A more reactive metal is removed from a compound.

5.

Magnesium chloride + Sodium → ?

a)

Sodium chloride + Magnesium

b)

Magnesium chloride + Sodium (No change)

c)

Sodium magnesium + Chlorine

6.

Lithium chloride + Iron → ?

a)

Lithium chloride + Iron (No change)

b)

Iron chloride + Lithium

c)

Lithium oxide + hydrogen

7.

Zinc sulphate + Magnesium → ?

a)

Magnesium + Sulphur + Hydrogen

b)

Zinc sulphate + Magnesium

c)

Magnesium sulphate + Zinc

8.

Iron nails + copper oxide → ?

a)

Iron nails + copper oxide

b)

Iron oxide + copper oxide

c)

Iron oxide + copper

d)

Magic

9.
Which of the following is arranged according increasing reactivity?
a)
Mg > Li > Na > K
b)
Mg > Na > Li > K
c)
Na > Li > Mg > K
d)
K > Mg > Na > Li
10.
Which one of the following equations correctly represents the reaction of silver nitrate with copper metal?
a)
CuNO3(aq) + Ag(s) → Cu(s) + AgNO3(aq)
b)
Cu(s) + 2 AgNO3(aq) → Cu(NO3)2(aq) + 2 Ag(s)
c)
Cu(s) + AgNO3(aq) → CuNO3(aq) + Ag(s)
d)
Cu(s) + Ag(NO3)2(aq) → Cu(NO3)2(aq) + Ag(s)
11.
When scrap iron is added to blue copper sulphate solution, a pinky-brown deposit is formed and a pale green solution is left above it. The pale green solution is of?
a)
 iron oxide
b)
copper chloride
c)
sulphuric acid
d)
iron sulphate
12.
If the metal is more reactive than the metal in the compound it completes with the less reactive metal. Therefore, it can concluded that ...
a)
The less reactive metal repel the more reactive metal from its compound
b)
The more reactive metal bonded with  the less reactive metal from its compound
c)
The less reactive metal pushes out or displaces the more reactive metal from its compound
d)
The more reactive metal pushes out or displaces the less reactive metal from its compound
13.
What will be reaction if less reactive metal is added in a solution with more reactive metal compound?
a)
vigorous reaction
b)
fizzing gas produced
c)
burns moderately
d)
no reaction
14.
Which of the following will not undergo reaction?
a)
zinc metal  +  zinc oxide 
b)
iron metal  +  copper oxide
c)
zinc metal +  iron oxide
d)
magnesium  +  iron oxide
15.
When a metal reacts with oxygen gas, the product is ...
a)
metal hydroxide
b)
metal oxide
c)
metal oxide and oxygen
d)
metal hydroxide and hydrogen gas
16.

What gas is always produced when a metal reacts with water?

a)

Oxygen

b)

Carbon Dioxide

c)

Hydrogen

d)

Carbon Monoxide

17.

What is name of the gas which is produced when metals react with acids?

a)

Hydrogen

b)

Carbon Dioxide

c)

Nitrogen

d)

Oxygen

18.

When a metal compound reacts with a more reactive metal, what sort of reaction occurs?

a)

Displacement

b)

Neutralisation

c)

Combustion

d)

No Reaction

19.

When copper and magnesium sulphate are mixed together, there is no reaction. Why?

a)

Magnesium is more reactive than copper

b)

Copper is more reactive than magnesium

c)

Copper never reacts with metal salts

d)

Magnesium Sulfate never reacts with metals

20.

Magnesium chloride + Sodium → ?

a)

Sodium chloride + Magnesium

b)

Magnesium chloride + Sodium (No change)

c)

Sodium magnesium + Chlorine

d)

Magnesium sodium chloride

21.

Zinc sulphate + Magnesium → ?

a)

Magnesium + Sulfur + Hydrogen

b)

Zinc sulfate + Magnesium

c)

Magnesium sulfate + Zinc

d)

Zinc + Sulfur + Hydrogen

22.

What is the correct equation when potassium reacts with water?

a)

2K (s) + H2O (l) --> KOH (aq) + H2 (g)

b)

K (s) + 2H2O (l) --> KOH (aq) + 2H2 (g)

c)

2K (s) + 2H2O (l) --> 2KOH (aq) + H2 (g)

d)

K (s) + H2O (l) --> KOH (aq) + H2 (g)

23.

Which of the following does not react with water?

a)

Lithium

b)

Magnesium

c)

Lead

d)

Calcium

24.

Which one of the following metals reacts most vigorously with cold water?

a)

Sodium

b)

Magnesium

c)

Copper

d)

Zinc

25.

Which four numbers a, b, c and d are written to balance the equation?

a Fe (s) + b H2SO4 (aq) → c FeSO4(aq) + d H2 (g)

a)

1,1,1,1

b)

2, 3, 2, 2

c)

3, 4, 1, 2

d)

2, 3, 1, 4

26.

Given the equation ...

2Na(?) + 2H2O(?) → 2NaOH(X) + H2(?)

Which state symbol should be where (X) is?

a)

(s)

b)

(g)

c)

(l)

d)

(aq)

27.

Which one of the followings would result in a displacement reaction?

a)

Iron with magnesium chloride

b)

Magnesium with iron chloride

c)

Iron with Zinc Sulphate

d)

Gold with silver nitrate

28.

Oxidation is the _________ of electrons.

a)

loss

b)

gain

c)

sharing

d)

transfer

29.

Reduction is the ___________ of electrons.

a)

loss

b)

gain

c)

sharing

d)

transfer

30.

In the reaction; 2Ca(s) + O2(g) --> 2CaO(s), calcium is __________

a)

Reduced

b)

Synthesized

c)

Oxidized

d)

None of the above

31.

What is the substance that oxidizes another substance by accepting its electrons.

a)

Reducing agent

b)

Oxidation number

c)

Combustive agent

d)

Oxidizing agent

32.

What is the substance that reduces another substance by losing electrons.

a)

Reducing agent

b)

Half-reaction

c)

Electronegative atom

d)

Oxidizing agent

33.

What element rusts?

a)

Carbon

b)

Iron

c)

Manganese

d)

Potassium

34.

What prevents rusting?

a)

Painting

b)

Washing

c)

Dusting

d)

Sanding

35.

What is the chemical formula of rust?

a)

Fe2O3

b)

Fe2O3.H2O

c)

Fe2O3.xH20

d)

Fe(OH)2.xH2O

36.

Which of the followings is not a protection method of rusting?

a)

Galvanizing

b)

Electroplating

c)

Sacrificial metal

d)

Heating with carbon

37.

What metal in reactivity series is extracted by electrolysis?

a)

Iron

b)

Lithium

c)

Lead

d)

Gold

38.

Which method is the best to extract zinc from its ore?

a)

Heating with coal

b)

Electrolysis

c)

Mining from earth crust

d)

Heating with limestone

39.

What is the position of metal X in reactivity series in according to following reactions?

X(s) + 2 2HCl(aq) → XCl2(aq) + H2(g)

X(s) + CuSO4(aq) → XSO4(aq) + Cu(s)

X(s) + FeSO4(aq) → no reaction

a)

It is above iron

b)

Its between Cu and Fe

c)

Its between Au and H

d)

Its below hydrogen

40.
What is an ore?
a)
a solid metal
b)
a rock cantaining a metal combined with other elements
c)
an element
d)
an object used to row a boat
41.
What is the removal of oxygen from a substance called?
a)
reduction
b)
extraction
c)
electrolysis
d)
oxidation
42.
Which element cannot be extracted from its ore by reduction with carbon?
a)
iron
b)
aluminium
c)
copper
d)
lead
43.
Which series is used to predict the reactions of metals with carbon and other elements?
a)
reactionary series
b)
reaction series
c)
redox series
d)
reactivity series
44.
What is the name of the process that uses electricity to separate the elements in a compound?
a)
reduction
b)
electrolysis
c)
extraction
d)
mining
45.
How could you extract sodium from molten sodium chloride?
a)
reduction by carbon
b)
electrolysis
c)
decomposition
d)
oxidation
46.
How would you best extract iron from haematite (iron ore)?
a)
reduction by carbon
b)
electrolysis
c)
decomposition
d)
oxidation
47.
Which reaction is used to keep the furnace hot?
a)
CO2 + C -> 2CO
b)
C + O2 ->  CO2
c)
Fe2O3 + 3C -> 2Fe + 3CO
d)
C + O2 ->  CO2
48.
Which gas is produced as a waste product when iron is extracted from its ore in the blast furnace?
a)
Carbon dioxide
b)
Hydrogen
c)
Nitrogen
d)
Oxygen
49.
Iron is made by burning its ore, hematite. Hematite contains silica. What reacts with this impurity to remove it?
a)
Carbon
b)
Carbon Dioxide
c)
Silicon dioxide
d)
Calcium Oxide
50.
Which substance is not involved in the extraction of iron from hematite?
a)
Carbon Monoxide
b)
Carbon
c)
Nitrogen
d)
None of the above
51.
Name a metal that could be extracted from its metal oxide by heating with carbon.
a)
iron
b)
aluminium
c)
gold
d)
magnesium
52.
A method of extracting metals from their ores that are more reactive than carbon.
a)
carbon extraction
b)
fractional distillation
c)
electrolysis
d)
cracking
53.
Name of method iron oxide is reduced using carbon on an industrial scale.
a)
Fractional distillation
b)
Cracking
c)
Blast furnace
54.

How would you extract Silver?

a)

Heating with coke

b)

Electrolysis

c)

The blast furnace

d)

Silver is found uncombined

55.

What method would be used in order to extract potassium?

a)

Heating with Carbon

b)

The blast furnace

c)

Potassium is found uncombined

d)

Electrolysis

56.
In the blast furnace, limestone is added to...
a)
Create more heat
b)
Turn iron oxide into pure iron
c)
Remove acidic impurities
57.
In the blast furnace, Hot air is added to the...
a)
Top of the furnace
b)
Middle of the furnace
c)
Bottom of the furnace
58.
An excess of Carbon in the air added to the blast furnace can react to form
a)
Carbon Dioxide
b)
Carbon
c)
Carbon monoxide
d)
Calcium Carbonate
59.
haematite is the name for
a)
Zinc Oxide
b)
Iron ore
c)
Calcium carbonate
d)
silver ore
60.
a)
A
b)
B
c)
C
d)
D
61.
Hot gases are released from the blast furnace at the...
a)
Bottom of the furnace
b)
Top of the furnace
c)
Middle of the furnace
d)
No hot gases are released
62.
Which statement is correct about extraction of iron from its ore?
a)
Iron is more difficult to extract than copper
b)
Iron is the easiest metal to extract
c)
Iron cannot be extracted from its ore
63.
Many metals are extracted from their ores by heating them in huge furnaces. Which metal(s) cannot be extracted using this method?
a)
Aluminum
b)
Chlorine
c)
Zinc
d)
Copper
64.
A displacement reaction will occur when...
a)
a more reactive metal displaces a less reactive metal from its compound.
b)
A less reactive metal displaces a more reactive metal from its compound
c)
Displacement only occurs when two of the same metals are reacted 
d)
Displacement reactions will only occur in metals above iron in the reactivity series
65.
Which one of the following Would the following result in a displacement reaction?
a)
Iron with magnesium chloride
b)
magnesium with iron chloride
c)
Iron with Zinc Sulphate
d)
gold with silver nitrate
66.
calcium + zinc nitrate goes to
a)
Calcium + zinc nitrate 
b)
Zinc + calcium nitrate
c)
there will be no reaction
d)
Zinc + calcium chloride
67.
The family in the periodic table that contains the most reactive metals is the_______
a)
Alkaline Earth Metals
b)
Transition Metals 
c)
Alkali Metals
d)
Other Metals
68.
Does Iron displace Aluminium?
a)
Yes
b)
No
69.
A displacement reaction is a chemical reaction in which a _____ element displaces another element
a)
Less
b)
The same
c)
Moore
d)
More
70.
Iron nails + copper oxide =
a)
Iron nails + copper oxide
b)
Iron oxide + copper oxide
c)
Iron oxide + copper
d)
Magic
71.
2Fe + 3H2O → Fe2O3 + 3H2
a)
Balanced
b)
Not Balanced
72.
Which of the following is NOT an example of a chemical reaction?
a)
Wood Burning
b)
A cake baking in an oven
c)
Melting Ice Cream
d)
Mixing Vinegar and Baking Soda
73.
The force that holds 2 atoms together is called a ________________.
a)
Chemical Reaction
b)
Chemical Bond
c)
Diatomic Chemical
d)
Glue
74.
a substance that is formed as the result of a chemical reaction
a)
Product 
b)
Reactant
c)
Starters
d)
Enders
75.
a substance formed when two or more elements are chemically bonded together
a)
Element Soup
b)
Pure Element
c)
Ion
d)
Compound
76.
Which of the following will not undergo reaction?
a)
zinc metal  +  zinc oxide 
b)
iron metal  +  copper oxide
c)
zinc metal +  iron oxide
d)
magnesium  +  iron oxide
77.
What environmental element assists rusting?
a)
nitrogen
b)
carbon
c)
oxygen
d)
hydrogen
78.
Metals that react quickly/strongly with water and acids are called?
a)
Reactive
b)
Unreactive
c)
Dangerous
d)
Corrosive
79.

Iron + copper oxide =

a)

Iron + copper oxide

b)

Iron oxide + copper oxide

c)

Iron oxide + copper

d)

Magic

80.

Which of the following is more reactive?

a)

Calcium

b)

Magnesium

c)

Zinc

d)

Magnesium

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