Elements, Compounds and Mixtures

Front

What is a heterogeneous mixture?

Back

A mixture that has visually distinguishable components, where the different substances can be seen and separated easily.

Front

What is a homogeneous mixture?

Back

A mixture that has a uniform composition throughout, where the different components are not visibly distinguishable.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances by chemical means, consisting of only one type of atom.

Front

What is a compound?

Back

A substance formed when two or more elements chemically bond together in a fixed ratio.

Front

What is a mixture?

Back

A combination of two or more substances that are not chemically bonded and can be separated by physical means.

Front

Give an example of a heterogeneous mixture.

Back

Lucky Charms cereal, where different components like marshmallows and cereal pieces are visible.

Front

Give an example of a homogeneous mixture.

Back

Saltwater, where the salt is completely dissolved and cannot be seen separately from the water.

Front

What is a solution?

Back

A homogeneous mixture where one substance (the solute) is dissolved in another (the solvent).

Front

What is the difference between a mixture and a compound?

Back

A mixture is a physical combination of substances that can be separated, while a compound is a chemical combination of elements that cannot be separated by physical means.

Front

What is a colloid?

Back

A type of heterogeneous mixture where very small particles of one substance are dispersed throughout another substance.