Property of Atoms and the Periodic Table Vocab Review

Front

Area around an atom's nucleus where electrons are likely found

Back

Electron cloud

Front

Sum of protons & neutrons in an atom's nucleus

Back

mass number

Front

Particle that makes up protons and neutrons

Back

quark

Front

Horizontal row in the periodic table

Back

Period

Front

Atoms of the same element with different neutrons

Back

Isotope

Front

Smallest part of an element retaining its properties

Back

atom

Front

Weighted average mass of isotopes' mixture

Back

Average atomic mass

Front

Neutral particle of quarks in an atom's nucleus

Back

Neutron

Front

Positively charged center of an atom containing protons and neutrons, surrounded by electrons.

Back

nucleus

Front

Vertical column in the periodic table

Back

Group