Periodic Table & Atoms-Wk. 3 & 4 Vocab

Front

Arrangement of elements by atomic number, with similar properties in the same group.

Back

Periodic Table

Front

Vertical column of elements sharing chemical properties in the periodic table.

Back

Group

Front

Horizontal row of elements in the periodic table.

Back

Period

Front

Shiny element that conducts heat and electricity well.

Back

Metal

Front

An element that conducts heat and electricity poorly.

Back

Nonmetal

Front

An element with properties of both metals and nonmetals.

Back

Metalloid

Front

Smallest particle of an element retaining its properties.

Back

Atom

Front

Center of an atom containing protons and neutrons.

Back

Nucleus

Front

Region around the nucleus where an electron may be found.

Back

Electron Cloud

Front

Positively charged particle in an atom's nucleus.

Back

Proton