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WorksheetsDiversity
Total questions: 15
Worksheet time: 30mins
Name
Class
Date
1.
A pure substance that cannot be separated into simpler substances by chemical or physical means.
a)
Element
b)
Compound
c)
Mixture
d)
Chemical
2.
These contain only one kind of atom.
a)
element
b)
compound
c)
mixture
d)
water
3.
A compound is made of ________ atoms.
a)
big
b)
similar
c)
different
4.
Carbon Dioxide is a ______
a)
compound
b)
element
c)
mixtures
d)
Battle of Bunker Hill
5.
Which of the following represents an element?
a)
H2O
b)
H2
c)
NaCl
d)
CaCO3
6.
Salt water boils and the water completely evaporates, salt (NaCl) is left in the bottom of the beaker. Which of the following is left in the beaker?
a)
Compound
b)
Element
c)
Mixture
d)
None of the Above
7.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
8.
Salt Water
a)
Element
b)
Compound
c)
Heterogeneous Mixture
d)
Solution
9.
Italian dressing is a
a)
solution
b)
suspension
c)
colloid
10.
When elements form mixtures, the elements keep their original properties.
a)
True
b)
False
11.
A _____________ contains a variety of elements and compounds that are not chemically combined with each other.
a)
compound
b)
element
c)
molecule
d)
mixture
12.
A __________________ is a substance that has definite physical and chemical properties such as appearance, melting point, and reactivity.
a)
mixture
b)
pure substance
c)
compound
d)
element
13.
Each element has a place in an arrangement called the ____________________________________.
a)
Elements Table
b)
Elementary Table
c)
Kitchen Table
d)
Periodic Table of the Elements
14.
_______________ are mixtures in which its particles are too big to stay mixed without being stirred or shaken.
a)
Solutions
b)
Colloids
c)
Suspensions
15.
In a ______________, one substance is dissolved in another substance.
a)
solution
b)
suspension
c)
colloid
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