WorksheetsChemistry Quiz
Total questions: 24
Worksheet time: 19mins
Name
Class
Date
1.
What is an element?
a)
An element is an atom and two atoms
b)
An element is one or more atoms of the same kind.
c)
An element is more than one of different kinds
2.
What is a compound?
a)
One single atom
b)
Many atoms of the same element
c)
A molecule made of more than one element
d)
Everything is made of matter
3.
What is the chemical formula for this molecule?
a)
C6H6O6
b)
C6H606
c)
C6H12O6
d)
6C12H6O
4.
How many atoms of Nitrogen are in this molecule?
a)
3
b)
2
c)
0
d)
1
5.
Is this a compound or an element?
a)
Element
b)
Compound
6.
How can you identify elements or compounds?
a)
By looking at the subscripts
b)
By looking for the lower case letters
c)
By looking at the capital letters
d)
By looking for the punctuation
7.
The smallest particle that all matter is made from is ....
a)
Matter
b)
Elastic Energy
c)
a Atom
d)
some Helium
8.
Paper burning is a __________________ change.
a)
physical
b)
chemical
9.
Dry ice (solid carbon dioxide) turning into carbon dioxide gas is a
a)
physical change
b)
chemical change
10.
Which of these phrases describes the results of a chemical change?
a)
charred wood, ash, and smoke
b)
salt dissolving in water
c)
gold nuggets melting
d)
a dented car door
11.
An iron nail rusting is a _______________ change. The ________________ property of reactivity explains the iron’s ability to form a new substance.
a)
physical, physical
b)
physical, chemical
c)
chemical, chemical
d)
chemical, physical
12.
The density of a piece of gold jewelry is often used to determine its purity. Density is what kind of property?
a)
chemical
b)
colligative
c)
extrinsic
d)
physical
13.
This diagram represents a _____.
a)
pure substance that is a compound
b)
mixture of elements
c)
pure substance that is an element
d)
mixture of compounds
14.
This diagram represents a _____.
a)
pure substance that is a compound
b)
mixture of elements
c)
pure substance that is an element
d)
mixture of compounds
15.
a)
Element
b)
Compound
c)
Mixture of compound and element
d)
Mixture of two elements
16.
Based off of the image, what type of matter is shown?
a)
gas
b)
solid
c)
liquid
17.
Which type(s) of substances are considered pure substances?
a)
Elements only
b)
Compounds only
c)
Mixtures only
d)
Elements and compounds
18.
This type of substance is formed through a chemical change.
a)
Element
b)
Compound
c)
Mixture
19.
Magnesium and chlorine bond to form magnesium chloride. What type of substance has formed?
a)
Element
b)
Compound
c)
Mixture
20.
Kool-Aid - flavoring, coloring, sugar, and water. Identify the solvent.
a)
water
b)
powder
c)
sugar
d)
powder and sugar
21.
Select the correct symbol for the element named.
1) aluminum
a)
Al
b)
Am
c)
Au
d)
AL
22.
Select the correct symbol for the element named.
Iron
a)
F
b)
Fe
c)
I
d)
In
23.
Ca is the symbol for ________.
a)
Cobalt
b)
Chromium
c)
Calcium
d)
Cadmium
24.
Sodium is an example of an element that is a ________.
a)
Metalloid
b)
Metal
c)
Nonmetal
d)
Noble gas
e)
Transition element
100 %
