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Reactivity Series

Total questions: 75

Worksheet time: 2hrs 12mins

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.

How does Mg react with water?

a)

Reacts very slowly

b)

Reacts readily

c)

Reacts violently

d)

No visible reaction

17.

How does Mg react with steam?

a)

Reacts very slowly

b)

Reacts readily

c)

Reacts violently

d)

No visible reaction

18.

How does Zn react with steam?

a)

Reacts very slowly

b)

Reacts readily

c)

Reacts violently

d)

No visible reaction

19.

How does Fe react with water?

a)

Reacts very slowly

b)

Reacts readily

c)

Reacts violently

d)

No visible reaction

20.

How does Fe react with steam?

a)

Reacts very slowly

b)

Reacts readily

c)

Reacts violently

d)

No visible reaction

21.

How does Na react with water?

a)

Reacts very slowly

b)

Reacts readily

c)

Reacts violently

d)

No visible reaction

22.

How does Pb react with water?

a)

Reacts very slowly

b)

Reacts readily

c)

Reacts violently

d)

No visible reaction

23.

How does Cu react with water?

a)

Reacts very slowly

b)

Reacts readily

c)

Reacts violently

d)

No visible reaction

24.

How does Cu react with steam?

a)

Reacts very slowly

b)

Reacts readily

c)

Reacts violently

d)

No visible reaction

25.

What are the TWO products when Fe react with steam?

a)

iron(III) oxide

b)

iron(III) hydroxide

c)

water

d)

hydrogen

26.

What are the TWO products when Mg react with water?

a)

magnesium hydroxide

b)

magnesium oxide

c)

water

d)

hydrogen

27.

When a metal react with steam, hydrogen and another product is formed. What is the other product?

(a)  

28.

When a metal react with water, hydrogen and another product is formed. What is the other product?

(a)  

29.

When a zinc react with steam, hydrogen and another product is formed. What is the other product?

(a)  

30.

When a iron react with steam, hydrogen and another product is formed. What is the other product?

(a)  

31.

When a calcium react with water, hydrogen and another product is formed. What is the other product?

(a)  

32.

When a calcium react with steam, hydrogen and another product is formed. What is the other product?

(a)  

33.

When a potassium react with water, hydrogen and another product is formed. What is the other product?

(a)  

34.
Alkali metals are found in which group of the periodic table?
a)
Group 1
b)
Group 2
c)
Group 7
d)
group 8 
35.
Which of the following is the most reactive in water?
a)
Lithium
b)
Sodium
c)
Potassium
36.
What is formed when sodium reacts with water?
a)
sodium oxide and hydrogen
b)
sodium hydroxide and hydrogen
c)
sodium hydroxide and oxygen
d)
sodium hydroxide and carbon dioxide
37.
What is the symbol equation for the reaction between sodium hydroxide and water?
a)
2Na + 2H2O → 2NaOH + H2
b)
Na + H2O → NaOH + H
c)
Na + H20 → NaCl + CO2
d)
2Na + 2H2O → 2NaH2 + O2
38.

Alkali are so reactive to air they are generally stored in what?

a)

Water

b)

Oil

c)

Vaults

d)

Cotton

e)

a vacuum

39.
--------------------- is released when alkali metal react with water
a)
Hydrogen
b)
Oxygen
c)
Metahne
d)
Carbon di oxide
40.

What happens to the reactivity of the alkali metals as you move down the group?

a)

increases

b)

decreases

41.

What is the chemical symbol for Sodium?

a)

K

b)

Na

c)

Po

d)

So

e)

Li

42.
Does Iron displace Aluminium?
a)
Yes
b)
No
43.

Balance: ____ Al + ____ ZnCO3 → ____ Zn + ____ Al2(CO3)3

a)

1, 1, 2, 2

b)

2, 3, 3, 1

c)

2, 1, 1, 1

d)

2, 3, 1, 1

44.
Which gas gives out a 'squeaky pop' when a lit splint is placed in it?
a)
hydrogen
b)
oxygen
c)
carbon dioxide
d)
nitrogen
45.
Which metal is the least reactive out of: copper, magnesium, zinc and iron?
a)
copper
b)
magnesium
c)
zinc
d)
iron
46.
Which equation correctly shows the reaction of zinc with oxygen?
a)
Zn + O --> ZnO
b)
Zn + O2 --> ZnO
c)
2Zn + O2 --> 2ZnO
d)
Zn + O2 --> 2ZnO
47.
What is the state symbol for a gas?
a)
(G)
b)
(g)
c)
(l)
d)
(aq)
48.
What is the state symbol for a liquid?
a)
(G)
b)
(g)
c)
(l)
d)
(aq)
49.
What is the state symbol for a solid?
a)
(S)
b)
(s)
c)
(sl)
d)
(aq)
50.
What is the state symbol for a solution?
a)
(S)
b)
(s)
c)
(sl)
d)
(aq)
51.
When group 1 metals react with water they produce a metal ______?
a)
oxide
b)
hydroxide
c)
sulfate
d)
peroxide
52.
2Li + 2H2O --> ?
a)
LiOh + h
b)
LiOH + H
c)
LiOH + H2
d)
2LiOH + H2
53.

Which metal reacts fastest with acid?

a)

Copper

b)

Iron

c)

Zinc

d)

Magnesium

54.

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.

55.
Which equation correctly shows the displacement of copper by zinc?
a)
copper + zinc sulphate --> copper sulfate + zinc
b)
zinc sulphate + copper --> copper sulfate + zinc
c)
copper sulfate + zinc --> zinc sulfate + copper
56.

Which of the following metals has a fairly slow reaction with acids?

a)

Aluminum

b)

Magnesium

c)

Zinc

d)

Iron

57.
How can you tell that a metal is reacting with water?
a)
Colour change
b)
Bright light
c)
Fizzing
d)
It gets colder
58.

Complete the general equation:

Metal + Water ->

a)

Salt + Water

b)

Metal Hydroxide + Hydrogen

c)

Metal hydroxide + Water

d)

Salt + Hydrogen

59.

Complete the equation:

Potassium + Water ->

a)

Potassium Hydroxide + Hydrogen

b)

Potassium Chloride + Hydrogen

c)

Potassium Hydroxide + Water

d)

Nitric Potassium + Hydrogen

60.

Will a displacement reaction occur?

Copper Oxide + Magnesium ->

a)

Yes

b)

No

61.

when magnesium ribbon burnt it produce

a)

magnesium hydroxide

b)

Magnesium oxide

c)

magnesium chloride

d)

magnesium sulphate

62.

Which option describes the result for flame test on potassium ion?

a)

Flame colour: Red

b)

Flame colour: Yellow

c)

Flame colour: Lilac

d)

Flame colour: Blue green

63.

Describe the accurate result for a flame test on sodium ion.

a)

Flame colour: Red

b)

Flame colour: Yellow

c)

Flame colour: Lilac

d)

Flame colour: Blue green

64.
Which one of the following metals reacts most vigorously with cold water?
a)
Sodium
b)
Magnesium
c)
Copper
d)
Zinc
65.

Displacement reactions are used to find the order of reactivity of metals.

A piece of zinc metal is placed in a beaker containing copper sulfate solution. What would you observe?

a)

The solution turns from blue colourless

b)

A pink/brown substance is formed

c)

Bubbles form

d)

Hydrogen gas is produced

66.

Metal X reacts rapidly with steam but only very slowly with cold water. What is X?

a)

calcium

b)

copper

c)

magnesium

d)

sodium

67.

Zinc sulphate + Magnesium → ?

a)

Magnesium + Sulphur + Hydrogen

b)

Zinc sulphate + Magnesium

c)

Magnesium sulphate + Zinc

68.
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
69.
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
70.

How do you write the formula for an ionic compound formed between aluminium (Al) and oxygen (O)?

a)

AlO

b)

Al2O3

c)

AlO3

d)

Al3O2

71.

What is the correct formula for the ionic compound formed between lithium (Li) and oxygen (O)?

a)

LiO

b)

Li2O

c)

LiO2

d)

Li2O2

72.

For the ionic compound formed between copper (II) (Cu) and oxygen (O), which of the following is the correct formula?

a)

CuO

b)

Cu2O

c)

CuO2

d)

Cu2O2

73.

In the formula for sodium sulfate, Na2SO4, there are ___ different elements present.

a)

1

b)

2

c)

3

d)

5

74.

In the compound magnesium nitrate, Mg(NO3)2, there are ___ oxygen atoms in a formula unit.

a)

1

b)

2

c)

3

d)

5

e)

6

75.
The chemical formula for an ionic compound of potassium and oxygen is
a)
KO.
b)
K2O.
c)
K2O2.
d)
KO2.

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