Elements, Compounds, Mixtures

Front

What is a pure substance?

Back

A pure substance is an element or a compound.

Front

What is NaHCO₃?

Back

NaHCO₃ is an example of a compound.

Front

How can Beatriz turn her bowl of blueberries into a mixture?

Back

By adding raspberries to the bowl.

Front

What is an example of an element?

Back

Oxygen is an example of an element.

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that appears to be evenly mixed throughout.

Front

What is a compound?

Back

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

Front

What is a mixture?

Back

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

Front

What is an example of a heterogeneous mixture?

Back

A salad is an example of a heterogeneous mixture.

Front

What distinguishes an element from a compound?

Back

An element is a pure substance that cannot be broken down into simpler substances, while a compound is made up of two or more elements.

Front

What is the difference between a mixture and a compound?

Back

A mixture is a physical combination of substances, while a compound is a chemical combination.