Unit #2 Vocab Flashcard

Front

Small particle, building block of matter

Back

atom

Front

A substance made of one type of atom

Back

Element

Front

A substance with atoms of 2+ different elements connected

Back

Compound

Front

Two or more atoms held together acting as a unit

Back

Molecule

Front

A chart of __________ arranged in rows and columns by physical and chemical properties

Back

Elements

Front

One or two letters representing an element

Back

Chemical Symbol

Front

Group of symbols/numbers representing elements and their atom counts in a compound or molecule.

Back

Chemical Formula

Front

Characteristic of matter observable without changing its identity.

Back

Physical Property

Front

Change in size, shape, form, or state of matter without altering its identity.

Back

Physical Change

Front

To form a solution by mixing evenly

Back

Dissolve