Properties of Matter, Pure Substances and Mixtures

Front

Ice cubes melting into water is an example of:
- chemical change
- physical change

Back

physical change

Front

The ability of a substance to catch on fire and burn is a

Back

chemical property.

Front

Pizza, soil, and lemonade are all examples of

Back

mixtures.

Front

What type of substance is always made up of a single type of atom?

Back

element

Front

Which of these statements describes a chemical property of an object?

• The object is blue in color.
• The object has a powdery texture.
• The object's density is 5.25 g/cm³.
• The object reacts with acid to form water.

Back

The object reacts with acid to form water.

Front

What type of substance is ALWAYS made up of two or more different types of elements joined by chemical bonds? Options: mixture, element, molecule, compound

Back

compound

Front

A combination of two or more substances that are not chemically combined is known as a

Back

mixture

Front

Which of the following is NOT true for compounds?

• Made up of elements
• Chemically combined
• Cannot write a formula
• Has new and different properties

Back

Cannot write a formula

Front

Air and tap water are

Back

mixtures since they are not chemically combined.

Front

All elements are composed of extremely small particles called

Back

atoms.