Classifying Matter Warm Up

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means. It consists of only one type of atom.

Front

What is a compound?

Back

A compound is a substance formed when two or more different elements are chemically bonded together in a fixed ratio.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded and can be separated by physical means.

Front

What is a suspension?

Back

A suspension is a heterogeneous mixture in which solid particles are dispersed in a liquid but are not dissolved, and they can settle over time.

Front

What is the difference between a homogeneous mixture and a heterogeneous mixture?

Back

A homogeneous mixture has a uniform composition throughout, while a heterogeneous mixture has a non-uniform composition with distinct phases.

Front

Give an example of an element.

Back

An example of an element is oxygen (O).

Front

Give an example of a compound.

Back

An example of a compound is water (H2O).

Front

What is the significance of the periodic table in classifying matter?

Back

The periodic table organizes elements based on their atomic number and properties, helping to classify and understand their relationships.

Front

What is the definition of a colloid?

Back

A colloid is a mixture where tiny particles are dispersed throughout a medium but do not settle out, such as milk.

Front

What is the process of filtration used for?

Back

Filtration is a physical separation process used to separate solids from liquids or gases using a filter.