Chapter 5 vocab

Front

Class of elements that have some properties of metals and some properties of nonmetals:

Back

Metalloids

Front

Metal in group 3-12 of the periodic table that are hard, shiny, and less reactive than metals in group 1 & 2:

Back

Transition metal

Front

Nonmetal in group 17 of the periodic table that have 7 valence electrons and are highly reactive:

Back

Halogen

Front

Table of elements arranged by increasing atomic number (modern periodic table) or by increasing atomic mass (Mendeleev's table):

Back

Periodic table

Front

Metal in group 1 of the periodic table that have one valence electron and is highly reactive:

Back

Alkali metal

Front

Elements that are good conductors of heat and electricity, typically shiny and malleable:

Back

Metals

Front

Elements that are poor conductors of heat and electricity, typically dull and brittle:

Back

Nonmetals

Front

Group of elements in the periodic table that have full outer electron shells and are generally unreactive:

Back

Noble gases

Front

Elements in group 2 of the periodic table that have two valence electrons and are reactive, but less so than alkali metals:

Back

Alkaline earth metals

Front

The horizontal rows in the periodic table, which indicate the number of energy levels in an atom:

Back

Periods