Properties of Mixtures and Substances

Front

What is a mixture?

Back

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

Front

What is a pure substance?

Back

A material made of only one type of particle, having a uniform and definite composition.

Front

What are the two main types of mixtures?

Back

Homogeneous and heterogeneous mixtures.

Front

Define homogeneous mixture.

Back

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

Front

Define heterogeneous mixture.

Back

A mixture that consists of visibly different substances or phases, such as salad.

Front

What are noble gases?

Back

A group of elements in Group 18 of the periodic table that are known for their lack of reactivity.

Front

What is a metalloid?

Back

An element that has properties of both metals and nonmetals.

Front

Give an example of a homogeneous mixture.

Back

Vinegar.

Front

Give an example of a heterogeneous mixture.

Back

Granite.

Front

What is the property of transition metals?

Back

They are good conductors of heat and electricity and have high melting points.