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WorksheetsSOL 6.4d Compounds and Molecules
Total questions: 28
Worksheet time: 20mins
Name
Class
Date
1.
When two or more elements chemically combine
a)
element
b)
compound
c)
mixture
d)
solution
2.
What is gold?
a)
element
b)
compound
c)
mixture
3.
What is sugar?
a)
element
b)
compound
c)
mixture
4.
What is krypton?
a)
element
b)
compound
c)
mixture
5.
Can be found on the periodic table
a)
Element
b)
Compound
c)
MIxture
6.
What is water?
a)
element
b)
compound
c)
mixture
7.
What is the term for chemically combining 2 or more DIFFERENT atoms together?
a)
atoms
b)
elements
c)
molecules
d)
compounds
8.
What is the picture displayed?
a)
atom
b)
element
c)
molecule
d)
compound
9.
Are these molecules also compounds?
a)
YES
b)
NO
10.
Are these molecules also compounds?
a)
YES
b)
NO
11.
Salt has a chemical formula of NaCl. Salt is a...
a)
Compound
b)
Element
c)
Mixture
d)
None of the Above
12.
What cannot be broken down into other substances?
a)
Compound
b)
Mixture
c)
Solids
d)
Element
13.
What is made up two or more elements that are chemically combined?
a)
Element
b)
Mixture
c)
Compound
d)
Solids
14.
The blue numbers in the image below are called ___________.
a)
compounds
b)
coefficients
c)
subscripts
d)
chemical formulas
15.
The smallest unit of a compound that still has the properties of that compound is?
a)
an atom
b)
a molecule
c)
a mixture
d)
a substance
16.
Which of the following would be an example of a chemical equation?
a)
C6H12O6
b)
2 H2+ O2 -> 2 H2O
c)
F= ma
d)
H2O
17.
Which of the following would be an example of a chemical formula:
a)
C6H12O6
b)
F= ma
c)
2 H2 + O2 -> 2 H2O
d)
6.02 x 10 23
18.
Examples are water (H2O) and carbon dioxide (CO2).
a)
elements
b)
mixtures
c)
compounds
19.
compounds are chemically bounded together
a)
False
b)
true
c)
I don't know?
20.
Are there any compounds on the periodic table
a)
yes there are many
b)
no because only elements are on the periodic table
c)
I think they are?
21.
How is a compound different from a mixture?
a)
Solids, liquids, and gases can form compounds
b)
Each substance in a compound loses its characteristic properties, and very difficult to seperate.
22.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
23.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
24.
Compounds are made up of two or more atoms physically combined.
a)
True
b)
False
25.
Which of the following is not a compound?
a)
HCl
b)
Cl
c)
NaCl
d)
CO2
26.
A molecule is the smallest part compound that retains its properties.
a)
True
b)
False
27.
A molecule can consist of two of the same atoms, such as H2 or O2
a)
True
b)
False
28.
A compound can only be made of the exact same atoms.
a)
True
b)
False
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