Chemistry Basics for Grade 7

Front

Atom

Back

Smallest unit of matter

Front

Molecule

Back

Two or more atoms bonded

Front

Element

Back

Pure substance of one type of atom

Front

Compound

Back

Substance of different atoms

Front

Periodic Table

Back

Chart of elements

Front

Chemical Reaction

Back

Process of rearranging atoms

Front

Acid

Back

Substance with pH less than 7

Front

Base

Back

Substance with pH more than 7

Front

Neutralization

Back

Acid + Base reaction

Front

pH Scale

Back

Measures acidity or basicity