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8C Reactivity

Total questions: 32

Worksheet time: 21mins

Name
Class
Date
1.

Which of the following the most reactive in dilute acid

a)

magnesium

b)

calcium

c)

aluminum

d)

zinc

2.
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
3.
The least reactive in oxygen in the list is 
a)
iron
b)
zinc
c)
copper
d)
lead
4.
Which one of the following metals reacts most vigorously with cold water?
a)
Sodium
b)
Magnesium
c)
Copper
d)
Zinc
5.
Which metal is more reactive than calcium?
a)
magnesium
b)
potassium
c)
silver
d)
aluminum
6.
Will silver react with magnesium chloride solution?
a)
yes
b)
no
7.
When metal reacts with liquid water the products are...
a)
metal hydroxide and oxygen gas
b)
metal hydroxide and hydrogen gas
c)
metal oxide and oxygen gas
d)
metal oxide and hydrogen gas
8.
When sodium reacts with hydrochloric acid, what is the name of the salt formed?
a)
Sodium Hydride
b)
Sodium Chloride
c)
Sodium Hydrochloric
d)
Sodium Chlorine
9.
When potassium reacts with sulphuric acid, what is the name of the salt produced?
a)
Potassium Sulphide
b)
Potassium Sulphur
c)
Potassium Sulphuric
d)
Potassium Sulphate
10.
Which of the following is NOT a clue that a chemical change has occurred?
a)
change in color
b)
production of gas
c)
change in termperature
d)
change in shape
11.
Complete the equation below. 
Iron + Oxygen --> 
a)
Iron oxygen
b)
Iron oxide
c)
Iron oside
d)
Ion oxide
12.
a)
A
b)
B
c)
C
d)
D
13.
a)
A
b)
B
c)
C
d)
D
14.
a)
A
b)
B
c)
C
d)
D
15.

Which of the following is MOST reactive?

a)

Magnesium

b)

Lead

c)

Tin

d)

Copper

e)

Zinc

16.
The alkali metals are in group 1, on the far left of the periodic table. Which of these is NOT an alkali metal?
a)
Lithium
b)
Iron
c)
Potassium
d)
Francium
17.
How can you tell that a metal is reacting with water?
a)
Colour change
b)
Bright light
c)
Fizzing
d)
It gets colder
18.
When the alkali metals react with water, which reacts most vigorously?
a)
Francium
b)
Rubidium
c)
Potassium
d)
Sodium
19.
Metals can also react with acids. This produces a gas. What is the name of this gas?
a)
Hydrogen
b)
Carbon Dioxide
c)
Nitrogen
d)
Oxygen
20.
When sodium reacts with hydrochloric acid, what is the name of the salt formed?
a)
Sodium Hydride
b)
Sodium Chloride
c)
Sodium Hydrochloric
d)
Sodium Chlorine
21.

Aluminium is more reactive than ....

a)

Calcium and Zinc

b)

Sodium and Gold

c)

Magnesium and Copper

d)

Lead and Iron

22.

Complete the word equation below.


Magnesium + oxygen --> .....

a)

Magnesium

b)

Magnesium oxide

c)

Oxides

d)

Magnesium oxide + water

23.

What is the observation when aluminium oxide react with carbon?

a)

The mixture burns vigorously

b)

The mixture glows dimly

c)

The combustion is extinguish

d)

No change

24.

When aluminium oxide react with carbon, there is no change that will occur. What is your inference for this observation?

a)

Carbon cannot remove the oxygen from the aluminium oxide

b)

Carbon is less reactive than aluminium

c)

Aluminium is more reactive than carbon

d)

All of the above

25.

Hydrogen is more reactive than the following metals except .....

a)

Lead

b)

Copper

c)

Aluminium

d)

Mercury

26.

The reactivity series of metals is applied in the ............. of the metals from their ore.

a)

Melting

b)

Extraction

c)

Freezing

d)

Crystalization

27.

Metal oxides that more reactive than carbon can be extracted through ......

a)

Electrolysis

b)

Fractional distillation

c)

Evaporation

d)

Photosynthesis

28.

What are the two non-metals that are include in the reactivity series of metals?

a)

Hydrogen and iron

b)

Oxygen and lead

c)

Tin and carbon

d)

Carbon and hydrogen

29.

Given below are names of some metals, Which of the metal below is more reactive than zinc

a)

aluminium

b)

iron

c)

magnesium

d)

calcium

30.

(a)   is more reactive than sodium.

31.

Name the metal in the reactivity series, which is less reactive than iron.

(a)  

32.
Which metal is more reactive than calcium?
a)
magnesium
b)
potassium
c)
silver
d)
aluminum

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