WorksheetsPre assessment
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Metals that react quickly/strongly with water and acids are called?
a)
Reactive
b)
Unreactive
c)
Dangerous
d)
Corrosive
2.
How can you tell that a metal is reacting with water?
a)
Colour change
b)
Bright light
c)
Fizzing
d)
It gets colder
3.
How can you test to show that when a metal reacts with water, hydrogen gas is produced?
a)
Relights a glowing splint
b)
A lit splint produces a squeaky pop
c)
Puts out a burning splint
d)
Is cold to the touch
4.
What metal hydroxide is produced when magnesium reacts with water?
a)
Copper hydroxide
b)
Magnesium oxide
c)
Magnesium
d)
Magnesium hydroxide
5.
What gas is produced when a metal reacts with an acid?
a)
Water vapour
b)
Acidic gas
c)
Hydrogen
d)
Nitrogen
6.
What type of reaction is the following:
HCl + Zn --> ZnCl2 + H2
HCl + Zn --> ZnCl2 + H2
a)
Neutralisation
b)
Acid and a metal
c)
Acid and a carbonate
d)
Ionic
7.
What are the reactants for the reaction of metal with water?
Metal + water ---> metal hydroxide + hydrogen
Metal + water ---> metal hydroxide + hydrogen
a)
Metal
b)
Water
c)
Metal and water
d)
Metal hydroxide and hydrogen
8.
How can you tell that a metal is reacting with water?
a)
Colour change
b)
Bright light
c)
Fizzing
d)
It gets colder
9.
Which metal is most likely to react with water or acid?
a)
Copper
b)
Potassium
c)
Magnesium
d)
Iron
10.
A gas was tested by bringing a glowing/burning splint close to it. A pop sound was heard afterwards. What gas was tested?
a)
Oxygen
b)
Nitrogen
c)
Hydrogen
d)
Carbon dioxide
100 %
