Part 1: Read the following information on the classification of matter. Fill in the blanks where necessary.
An element is a pure substance made of only one type of _________________.
An element has the same composition throughout, which is called _________________.
An element _____________ be separated into simpler materials by physical means.
Over 100 existing elements are listed and classified on the ____________________.
Compounds are pure substances made of more than one type of _________________ and are
A compound has the same composition throughout, which is called _________________.
Compounds ___________________ be separated into simpler materials by physical means.
Separating a compound requires a chemical reaction.
The properties of a compound are usually _________________ than the properties of the elements it contains.
Mixtures are a combination of two or more ________________ and/or _________________ that
_________________ be separated by physical means.
Mixtures are NOT chemically combined
Mixtures can be uniform, called ____________________, and are known as solutions.
Mixtures can also vary in composition, which is called _________________.
The properties of a mixture are _________________ to the properties of its components.
Part 2: Classify each of the following as elements (E), compounds (C) or
Mixtures (M). Write the letter X if the example is not matter.
___Dry Ice (CO
___Sulfuric Acid (H
___Baking Soda (NaHCO
___Pail of Garbage
Part 3: Match each diagram with its correct description. Diagram choices will be used only once.
A B C D
___1. Pure element – only one type of atom present.
___2. Mixture of two elements – two types of uncombined atoms present.
___3. Pure compound – only one type of compound present.
___4. Mixture of two compounds – two types of compounds present.
___5. Mixture of a compound and an element .
___6. Diatomic molecule – a pure substance of two of the same atom bonded together
Part 4: Column A lists a substance. In Column B, list whether the substance is an element, a compound, a heterogeneous mixture, or a solution.
(Remember a solution is a homogeneous mixture.) In Column C, list one physical properties of the substance.
Column A Column B Column C
1. Summer Sausage
3. Salt Water
4. Pencil lead (Pb)
6. Silver (Ag)
7. Toothpaste (Na
8. Italian Dressing