ELEMENTS, COMPOUNDS, AND MIXTURES

Front

What is the chemical symbol for Iron?

Back

Fe

Front

What does a diagram representing a mixture of two elements indicate?

Back

It indicates a mixture of two elements.

Front

What is a substance made of only one type of atom called?

Back

An element.

Front

What is NaHCO₃ an example of?

Back

A compound.

Front

How is brass classified based on its composition of zinc and copper?

Back

A mixture.

Front

Define an element.

Back

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

Front

Define a compound.

Back

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

Front

Define a mixture.

Back

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

Front

What is the difference between a compound and a mixture?

Back

A compound has a fixed composition and properties, while a mixture retains the properties of its individual components.

Front

Give an example of a compound.

Back

Water (H₂O) is an example of a compound.