Classification of Matter Flashcardziz

Front

What are mixtures?

Back

Mixtures are combinations of two or more substances that do not chemically combine.

Front

What is the smallest unit of matter?

Back

The smallest unit of matter is an atom.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture that is not evenly blended, meaning its components can be easily distinguished.

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that is evenly blended, so its components are not easily distinguishable.

Front

What is an element?

Back

An element is a pure substance made of only one type of atom.

Front

What is a compound?

Back

A compound is a substance formed when two or more elements chemically combine in fixed proportions.

Front

What is the difference between a pure substance and a mixture?

Back

A pure substance has a uniform and definite composition, while a mixture contains two or more substances that retain their individual properties.

Front

What is an example of a mixture of elements?

Back

An example of a mixture of elements is a salad, where different vegetables are mixed together but not chemically combined.

Front

What is an example of a compound?

Back

An example of a compound is water (H2O), which is made of hydrogen and oxygen atoms chemically bonded together.

Front

What is the definition of matter?

Back

Matter is anything that has mass and takes up space.