Reteach 2024: GA. S8P1a. Elements Compounds and Mixtures

Front

What is a mixture?

Back

A combination of two or more substances that are not chemically bonded.

Front

Define a pure substance.

Back

A material that has a constant composition and properties throughout, consisting of only one type of particle.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is a compound?

Back

A substance formed when two or more elements are chemically bonded together.

Front

What is a homogeneous mixture?

Back

A mixture that has a uniform composition throughout, such as saltwater.

Front

What is a heterogeneous mixture?

Back

A mixture that consists of visibly different substances or phases, such as oil and water.

Front

What are molecules?

Back

Groups of two or more atoms bonded together, which can be of the same or different elements.

Front

Give an example of a homogeneous mixture.

Back

Vinegar is an example of a homogeneous mixture.

Front

Give an example of a heterogeneous mixture.

Back

Oil and water is an example of a heterogeneous mixture.

Front

What is the difference between elements and compounds?

Back

Elements are pure substances made of one type of atom, while compounds are made of two or more different types of atoms chemically bonded.