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Elements, Compounds, Mixtures VOCAB

Total questions: 27

Worksheet time: 13mins

Name
Class
Date
1.
Which of the following is a pure substance? 
a)
Water
b)
Salad
c)
Chocolate milk
d)
All of them 
2.
What is matter?
a)
Anything that has mass and occupies space
b)
Anything that has mass
c)
Anything that is made of air
d)
ALL of them 
3.
A pure substance that cannot be broken down into other substances by chemical or physical means. 
a)
compound          
b)
atom
c)
mixture 
d)
element
4.

Which of these is an element?

a)

Salt (NaCl)

b)

Water (H20)

c)

Oxygen (O)

d)

Carbon Dioxide (CO2)

5.

Which of these is a compound?

a)

Aluminium (Al)

b)

Carbon Dioxide (CO2)

c)

Nitrogen (N)

d)

Sand

6.

Air is:

a)

An element

b)

A compound

c)

A mixture

d)

None of these

7.
What is an example of a mixture?
a)
iron
b)
ice
c)
soil
d)
gold
8.
A mixture that is uniform and well mixed is _____.
a)
homogeneous
b)
hetergeneous
c)
pure substance
d)
compoud
9.
The picture shown here is what type of mixture?
a)
homogeneous
b)
hetergeneous
c)
pure substance
d)
element
10.

___________ are the smallest unit of an element that maintains the properties of that element.

a)

Atoms

b)

Elements

c)

Compounds

d)

Mixtures

11.

A ______________ is made up of different kinds of atoms chemically combined.

a)

element

b)

compound

c)

mixture

d)

molecule

12.

True or False: elements AND compounds are pure substances.

a)

True

b)

False

13.

a kind of mixture that can identify the two or more individual substance in a mixture.

a)

Homogenous

b)

Solvent

c)

Heterogenous

d)

Solute

14.

is a property referring to the ability for a given substance, the solute, to dissolve in a solvent.

a)

Solution

b)

Solvent

c)

Soluble

d)

Solubility

15.
substance that dissolves
a)
solvent
b)
solution
c)
solute
d)
unsaturated
16.
substance that dissolves the solute
a)
solution
b)
solvent
c)
saturation
17.

This is an example of a(n)...

a)

simple molecule.

b)

extended structure.

18.
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
19.

Salt

a)

Pure Substance

b)

Mixture

20.

Vegetable Salad

a)

Pure Substance

b)

Mixture

21.

What kind of mixture is shown in the picture?

a)

Homogeneous

b)

Heterogeneous

22.

What kind of mixture is shown in the picture?

a)

Homogeneous

b)

Heterogeneous

23.
Soil is an example of a
a)
homogeneous mixture
b)
heterogeneous mixture
24.
Composition of compounds can be separated.
a)
True
b)
False
25.
How many elements are represented in the compound?
Na2CO3
a)
1
b)
2
c)
3
d)
4
26.

is a property referring to the ability for a given substance, the solute, to dissolve in a solvent.

a)

Solution

b)

Solvent

c)

Soluble

d)

Solubility

27.

Water + Salt = Homogenous Mixture

a)

True

b)

False

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