WorksheetsChemistry of Iron Oxide & Metal Alloys
Total questions: 12
Worksheet time: 7mins
Name
Class
Date
1.
How are metal oxides formed?
a)
When metals react with oxide.
b)
When metals react with water.
c)
When metals react with air.
d)
When metals react with oxygen.
2.
Which of the following is the product of the reaction of aluminium and oxygen?
a)
aluminium oxide.
b)
metal oxide
c)
aluminium ore
d)
aluminium and oxygen
3.
Which of the following defines oxidation?
a)
A chemical reaction where a substance gains oxygen.
b)
A chemical reaction where a substance loses oxygen.
c)
A chemical reaction where a substance loses a metal.
d)
A chemical reaction where a substance gains a metal.
4.
The rusting of iron is an example of
a)
a reduction reaction.
b)
an oxidation reaction.
c)
a reaction of iron with water.
d)
a reaction that dissolves iron.
5.
When metals are extracted from ores, a __________ reaction is used.
a)
oxidation.
b)
reduction.
c)
extraction
d)
mining
6.
The process of extracting ores from the ground is called
a)
extraction.
b)
mining.
c)
reduction.
d)
oxidation.
7.
All metal elements melt at the same boiling point.
a)
True
b)
False
8.
What can act as an insulator, preventing the movement, of electricity?
a)
glass
b)
wood
c)
rubber
d)
copper
9.
What do you measure of a metal when you dent it?
a)
hardness
b)
cleavage
c)
luster
d)
streak
10.
Which of the following conductors are used because they are readily available so they are cheap to use?
a)
gold
b)
silver
c)
copper
d)
aluminum
11.
Malleable is when a metal
a)
can be rolled or pounded into flat sheets.
b)
can be drawn out into strands of wire.
12.
Metal is ductile when it
a)
can be rolled or pounded into flat sheets.
b)
can be drawn out into strands of wire.
100 %
