Front

Measure of matter

Back

mass

Front

Anything with mass & space

Back

matter

Front

Smallest unit of an element

Back

atom

Front

Smallest unit of a compound

Back

molecule

Front

Substance that cannot be broken down into simpler substances

Back

element

Front

Substance of chemically combined elements

Back

compound

Front

Number in front of a chemical formula

Back

coefficient

Front

Number below & right of a chemical symbol

Back

subscript

Front

Highly reactive metals in the first column of the periodic table

Back

alkali metals

Front

Highly reactive non-metals in the second to last column of the periodic table

Back

halogens