Intro and Unit 1 Vocab Review

Front

What is crystallization?

Back

A separation technique that produces pure solid particles of a substance from a solution that contains the dissolved substance.

Front

What is distillation?

Back

A technique used to physically separate most homogeneous mixtures based on the differences in the boiling points of the substances.

Front

What is a heterogeneous mixture?

Back

A mixture in which you can see all of the parts.

Front

What is a compound?

Back

A chemical combination of two or more different elements that can be broken down into simpler substances by chemical means and has properties different from those of its component elements.

Front

What is a mixture?

Back

A physical blend of two or more pure substances in any proportion in which each substance retains its individual properties and can be separated by physical means.

Front

What is filtration?

Back

A separation technique used to separate solids from liquids or gases using a filter.

Front

What is chromatography?

Back

A technique used to separate mixtures based on the movement of different components through a stationary phase.

Front

What is a solution?

Back

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

Front

What is the difference between a homogeneous and heterogeneous mixture?

Back

A homogeneous mixture has a uniform composition throughout, while a heterogeneous mixture has distinct, visible parts.

Front

What is an element?

Back

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