Pure Substances and Mixtures Flashcard

Front

This diagram represents a _____

Back

mixture of elements

Front

Matter that is composed of one type of atom is ...

Back

an element

Front

What type of substance is pictured?

Back

compound

Front

This is

Back

an element.

Front

An atom is

Back

the smallest part of an element.

Front

A pure substance is defined as:

Back

a material with a constant composition and distinct chemical properties.

Front

What is a mixture?

Back

A combination of two or more substances that retain their individual properties.

Front

Define a compound.

Back

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

Front

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

Back

A homogeneous mixture has a uniform composition, while a heterogeneous mixture has a non-uniform composition.

Front

Give an example of a homogeneous mixture.

Back

Saltwater.