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Reactivity Series and Displacement reactions

Total questions: 40

Worksheet time: 29mins

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.
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
6.
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)
7.
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)
8.
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
9.
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
10.
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
11.
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
12.
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
13.

Metal A is more reactive than Metal B. The following displacement reaction takes place.


Metal A + Metal B in compound ---> Metal B + Metal A in compound.


True or False.

a)

True

b)

False

14.

A more reactive metal will displace a less reactive metal from a metal compound. Which metal is more reactive - copper or iron?

a)

copper

b)

iron

15.

Copper is less reactive than iron. What do you expect to happen when copper is placed inside a solution of iron(II) sulfate?

a)

No reaction takes place.

b)

A reaction takes place. And a colour change is observed.

16.

Copper is less reactive than iron. What do you expect to happen when iron is placed inside a solution of copper(II) sulfate?

a)

No reaction takes place.

b)

A reaction takes place. And a colour change is observed on the iron nail.

17.
Acid + Metal --> ?
a)
Salt + Water
b)
Salt + Hydrogen
c)
Salt
d)
Hydrogen
18.
Acid + Metal --> ?
a)
Salt + Water
b)
Salt + Hydrogen
c)
Salt
d)
Hydrogen
19.
Acid + Metal --> ?
a)
Salt + Water
b)
Salt + Hydrogen
c)
Salt
d)
Hydrogen
20.

Iron + Hydrochloric acid --> ?

a)

iron(II) sulfate + water

b)

iron + hydrogen

c)

iron(II) chloride + hydrogen

d)

iron(II) chloride + water

21.

Which gas gives out a 'squeaky pop' when a lighted splint is placed in it?

a)

hydrogen

b)

oxygen

c)

carbon dioxide

d)

nitrogen

22.

Which equation correctly shows the displacement of copper from copper(II) sulfate by zinc?

a)

copper + zinc sulfate --> copper(II) sulfate + zinc

b)

zinc sulfate + copper --> copper(II) sulfate + zinc

c)

copper(II) sulfate + zinc --> zinc sulfate + copper

d)

copper(II) sulfate + zinc --> zinc sulfate + water

23.

Which equation correctly shows the displacement of copper from copper(II) sulfate by zinc?

a)

copper + zinc sulfate --> copper(II) sulfate + zinc

b)

zinc sulfate + copper --> copper(II) sulfate + zinc

c)

copper(II) sulfate + zinc --> zinc sulfate + copper

d)

copper(II) sulfate + zinc --> zinc sulfate + water

24.

Which equation correctly shows magnesium displacing copper from it copper(II) sulfate?

a)

2Mg + O2 --> 2MgO

b)

Mg + CuSO4 --> MgSO4 + Cu

c)

Mg + MgSO4 --> MgSO4 + Mg

25.

Which equation correctly shows magnesium displacing copper from it copper(II) sulfate?

a)

2Mg + O2 --> 2MgO

b)

Mg + CuSO4 --> MgSO4 + Cu

c)

Mg + MgSO4 --> MgSO4 + Mg

26.

A copper coil is placed inside a solution of silver nitrate. What would you expect to see after 5 minutes? Choose 2 options.

a)

There is no visible change because no displacement reaction took place. Copper, being less reactive than silver, cannot displace silver from silver nitrate.

b)
c)
d)

Silver crystals were formed on copper coil, because copper (being more reactive than silver) displaced silver from silver nitrate.

27.

What is the most likely identity of the metal on the filter paper?

a)

Copper, because it is grey.

b)

Potassium, because it can be cut with a knife showing it is soft.

c)

Iron, because it looks grey and all iron looks grey.

28.

Read the underlined words carefully. Rank the metals according to decreasing reactivity (most reactive to least reactive).

a)

Metal A, B, C, D

b)

Metal A, C, B, D

c)

Metal B, C, D, A

d)

Metal D, B, C, A

29.

Alkali metal + Water —> _____________ + ____________

a)

metal hydroxide and oxygen gas

b)

metal hydroxide and hydrogen gas

c)

metal oxide and oxygen gas

d)

metal oxide and hydrogen gas

30.

Lithium + Oxygen —> _________________

a)

Lithium hydroxide

b)

Lithium oxide

c)

Hydrogen gas

d)

Oxygen gas

31.

Lithium + Oxygen —> _________________

a)

Lithium hydroxide

b)

Lithium oxide

c)

Hydrogen gas

d)

Oxygen gas

32.

What is the correct decreasing order of metal reactivity with water ?

a)

Mg > Na > Li > K

b)

Mg > Li > Na > K

c)

Na > Li > Mg > K

d)

K > Na > Li > Mg

33.

Which of the following does not react with water?

a)

Copper

b)

Lithium

c)

Sodium

d)

Potassium

34.

Which are the signs of chemical change?

a)

Change in size

b)

Colour change

c)

Precipication

d)

Change in state

e)

Effervescence / Gas produced

35.

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.

36.
Which gas is required for something to burn?
a)
Carbon dioxide 
b)
Hydrogen 
c)
Oxygen 
d)
Water 
37.

The position of a metal in the reactivity series of metals depends on the reactivity of the metal when reacting with ....

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Sulphur

38.

Aluminium is more reactive than ....

a)

Calcium and Zinc

b)

Sodium and Gold

c)

Magnesium and Copper

d)

Lead and Iron

39.

Complete the word equation below.


Magnesium + oxygen --> .....

a)

Magnesium

b)

Magnesium oxide

c)

Oxides

d)

Magnesium oxide + water

40.

The diagram shows a setup apparatus for an experiment. What is the aim of the experiment?

a)

To determine the position of carbon in the reactivity series of metals

b)

To determine the position of hydrogen in the reactivity series of metals

c)

To observe the reactivity of metals with carbon dioxide

d)

To observe the reactivity of metals with water

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