WorksheetsElements Compounds Mixtures
Total questions: 23
Worksheet time: 12mins
Name
Class
Date
1.
A mixture that appears to be evenly mixed throughout:
a)
an atom
b)
a compound
c)
a homogeneous mixture
d)
a heterogeneous mixture
2.
A pure substance...
a)
is an element or a compound
b)
is an element or a mixture
c)
is a compound or a mixture
d)
is a mixture
3.
Two or more physically combined substances form —
a)
a compoud
b)
an acid
c)
an element
d)
a mixture
4.
NaHCO3 is an example of —
a)
an abbreviation
b)
a compound
c)
a mixture
d)
an element
5.
A substance made of only one type of atom is called —
a)
an element
b)
a mixture
c)
a compound
d)
a salt
6.
Which of the following is a way in which elements and compounds are similar?
a)
Elements and compounds are pure substances.
b)
Elements and compounds are both made up of different kinds of atoms.
c)
Elements and compounds can both be broken down by physical means.
d)
Elements and compounds are listed on the periodic table.
7.
A compound is made of ________ atoms.
a)
big
b)
similar
c)
different
8.
Which of the following represents an element?
a)
H2O
b)
H2
c)
NaCl
d)
CaCO3
9.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
10.
Iced Tea (with ice in it)
a)
Element
b)
Compound
c)
Heterogenous Mixture
d)
Solution
11.
When elements form mixtures, the elements keep their original properties.
a)
True
b)
False
12.
The air is a _________.
a)
element
b)
mixture
c)
compound
d)
energy
13.
Examples are milk and gasoline.
a)
elements
b)
mixtures
c)
compounds
14.
Classify the picture with the correct label.
a)
Element
b)
Compound
c)
Mixture of Elements
d)
Mixture of Compounds
15.
Classify the picture with the correct label.
a)
Element
b)
Compound
c)
Mixture of Elements and Compounds
d)
Mixture of Elements
16.
Classify the picture with the correct label.
a)
Element
b)
Compound
c)
Mixture of Compounds
d)
Mixture of Elements
17.
Anything that takes up space and has mass is
a)
matter
b)
mass
c)
heat
d)
light
18.
The smallest unit of matter is
a)
compound
b)
element
c)
atom
d)
molecule
19.
H2O is an example of
a)
a element
b)
an atom
c)
a mixture
d)
a compound
20.
Which of the following is an example of matter
a)
sound from the radio
b)
light from a light bulb
c)
Air we breathe
d)
light from the sun
21.
Gold is an element so that means that gold contains
a)
one kind of compound
b)
one type of atom
c)
a mixture of many types of atoms
d)
a mixture of many compounds
22.
Matter can be classified into which categories
a)
heterogeneous and homogeneous mixtures
b)
energy and light
c)
pure substances and mixtures
d)
elements and compounds
23.
Mixtures
a)
can be separated physically
b)
are chemically combined
c)
have a chemical formula
d)
are only one thing.
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