Classification of Matter-SY24

Front

What is a chemical property?

Back

A characteristic of a substance that can only be observed during a chemical reaction, such as the ability to rust.

Front

What is an intensive physical property?

Back

A property that does not depend on the amount of substance present, such as color or hardness.

Front

What is an extensive physical property?

Back

A property that depends on the amount of substance present, such as mass or volume.

Front

What is a heterogeneous mixture?

Back

A mixture in which the components are not uniformly distributed, such as Italian salad dressing.

Front

What is a homogeneous mixture?

Back

A mixture in which the components are uniformly distributed, such as saltwater.

Front

What is a pure substance?

Back

A material that has a constant composition and consistent properties throughout, such as distilled water.

Front

What is a compound?

Back

A substance formed when two or more elements are chemically bonded together, such as water (H2O).

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form of a substance but not its chemical composition, while a chemical change results in the formation of new substances.

Front

What is the definition of mass?

Back

The amount of matter in an object, which is an extensive physical property.

Front

What is the definition of volume?

Back

The amount of space that a substance occupies, which is also an extensive physical property.