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Year 9 Chemistry 4 Quiz

Total questions: 38

Worksheet time: 19mins

Name
Class
Date
1.

What is fractional distillation?

a)

a process used to separate crude oil

b)

a process used to burn up fuels

c)

a way to make different products

d)

how oil is extracted from the ground

2.

Fractional distillation separates crude oil based on the different __________ of the molecules in the mixture

a)

melting point

b)

boiling point

c)

freezing point

d)

chemical reactivity

3.

Crude oil is made up of:

a)

Ethane

b)

Butane

c)

A mixture of different hydrocarbons

d)

Extremely large hydrocarbons which are broken up once extracted

4.

What process is occurring at the point labelled Y?

a)

Evaporation

b)

Condensation

c)

Sublimation

d)

Crystallization

5.

What process is occurring at the point labelled X?

a)

Evaporation

b)

Condensation

c)

Melting

d)

Freezing

6.

In the apparatus shown, what is number 3 called?

a)

Thermometer

b)

Distillation Flask

c)

Burner

d)

Condenser

7.
Can you separate salt from water using filtration?
a)
yes
b)
no
8.
Which one of the following solids is insoluble in water?
a)
sugar
b)
sand
c)
copper sulfate
d)
salt
9.

The separation technique being used is

a)

Decanting

b)

Filtering

c)

Evaporation/Crystalisation

d)

Distillation

10.
Which one of the following would you use to separate sand from iron filings?
a)
a bar magnet
b)
filter paper
c)
chromatography paper
d)
alum
11.

A compound is a substance made up of ___________ different ________ which are chemically bonded together.

a)

two or more

b)

non-metals

c)

elements

d)

one or more

e)

metals

12.

Oxygen and Nitrogen are both examples of...?

a)

compounds

b)

elements

c)

mixtures

d)

none of the above

13.

What would I use the above apparatus for?

a)

Separating a soluble solid from a solution.

b)

Separating a pure liquid from a solution.

c)

Separating a mixture of sand and salt water.

14.

Simple distillation can be used to obtain pure water from salt water.

a)

True

b)

False

15.

In chromatography, it is important the the baseline is drawn in ______.

a)

Sharpie

b)

Pen

c)

Pencil

d)

None of the above

16.
What salt is produced if you react sodium hydroxide with hydrochloric acid?
a)
sodium hydroxide
b)
sodium sulfate
c)
sodium nitrate
d)
sodium chloride
17.
A salt is formed when nitric acid combines with sodium hydroxide. What is the name of the salt?
a)
Sodium chloride
b)
Sodium nitrate
c)
Hydrogen Nitrate
d)
Nirate
18.
Sodium hydroxide + sulphuric acid —> ...?
a)
sodium carbonate
b)
sodium sulphate
19.
Salts that are made with hydrochloric acid are called ______________.
a)
chlorides
b)
sulfates
c)
nitrates
d)
carbonates
20.
Salts that are made with sulfuric acid are called ______________.
a)
chlorides
b)
sulfates
c)
nitrates
d)
carbonates
21.
Salts that are made with nitric acid are called ______________.
a)
chlorides
b)
sulfates
c)
nitrates
d)
carbonates
22.
Two or more substances that are mixed together but not chemically combined is a ___
a)
compound
b)
mixture
c)
keratin
d)
chromatography
23.
Two or more substances that are chemically combined is a ___
a)
compound
b)
mixture
c)
solvent
d)
solute
24.

Ink can be separated by a method of -----------------------------------------------

a)

distillation

b)

filtration

c)

chromatography

d)

sedimentation

25.

Complete the word equation below.


Magnesium + oxygen --> .....

a)

Magnesium

b)

Magnesium oxide

c)

Oxides

d)

Magnesium oxide + water

26.
Which metal is more reactive than calcium?
a)
magnesium
b)
potassium
c)
silver
d)
aluminum
27.

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.

28.

Magnesium chloride + Sodium → ?

a)

Sodium chloride + Magnesium

b)

Magnesium chloride + Sodium (No change)

c)

Sodium magnesium + Chlorine

29.

What is the test for HYDROGEN gas?

a)

Put near a flame - makes a squeaky pop!

b)

Put in a glowing splint - the splint relights!

c)

Bubble through Lime Water - goes from clear to cloudy!

d)

Put in a burning splint - the splint goes out!

30.

What is the test for OXYGEN gas?

a)

Put near a flame - makes a squeaky pop!

b)

Put in a glowing splint - the splint relights!

c)

Bubble through Lime Water - goes from clear to cloudy!

d)

Put in a burning splint - the splint goes out!

31.

What is the test for CARBON DIOXIDE gas?

a)

Put near a flame - makes a squeaky pop!

b)

Put in a glowing splint - the splint relights!

c)

Bubble through Lime Water - goes from clear to cloudy!

d)

Put in a burning splint - the splint goes out!

32.
What is electrolysis?
a)

breaking down of a compound using electricity

b)
making a compound using a current
33.

The negatively charged ions (anions) are attracted to the ________.

a)

anode

b)

cathode

34.
What is an ore?
a)
a solid metal
b)
a rock cantaining a metal combined with other elements
c)
an element
35.

The postively charged ions (cations) are attracted to the ________.

a)

anode

b)

cathode

36.

What is the name of this process?

a)

Distillation

b)

Cystalisation

c)

Filtration

37.

Negatively charged ions are called

a)

Cations

b)

Anions

c)

Atoms

38.

Positively charged ions are called

a)

Cations

b)

Anions

c)

Atoms

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