Chapter 7 Vocab Review

Front

Smallest particle of an element

Back

Atom

Front

Negatively charged particles

Back

Electrons

Front

Positively charged particles in the nucleus of the atom

Back

Proton

Front

Specific energy amount of an electron

Back

Energy Level

Front

Electrically neutral particle

Back

Neutron

Front

Unique number of protons in an atom's nucleus

Back

Atomic Number

Front

Atoms with the same protons but different neutrons

Back

Isotopes

Front

Sum of protons & neutrons in an atom's nucleus

Back

Mass Number

Front

Average mass of all isotopes of an element

Back

Atomic Mass

Front

Table showing elements by atomic weight

Back

Periodic Table