Name _______ KEY __________________________________ Date _________ Period ______
Classifying Matter
Label each example as an element, compound, homogeneous mixture, or heterogeneous mixture:
Substance
Matter Type
1.
Chlorine (Cl)
Element
2.
Water (H2O)
Compound
3.
Soil
Heterogeneous Mixture
4.
Kool–Aid
Homogeneous Mixture
5.
Calcium Carbonate (CaCO3)
Compound
6.
Cookie Dough Ice Cream
Heterogeneous Mixture
7.
Windex
Homogeneous Mixture
8.
Salt (NaCl)
Compound
9.
Unpolluted Air
Homogeneous Mixture
10.
Polluted Air
Heterogeneous Mixture
11.
Italian Dressing
Heterogeneous Mixture
12.
Iron (Fe)
Element
13.
Steel
Homogeneous Mixture
14.
Beach Sand
Heterogeneous Mixture
15.
Hydrogen (H2)
Element
16.
Bronze
Homogeneous Mixture
17.
Opened Soda Bottle
Heterogeneous Mixture
18.
Unopened Soda Bottle
Homogeneous Mixture
19.
Carbon Monoxide (CO)
Compound
20.
Diamond (C)
Element