14 terms

8th Grade.CHEM.Periodic Table Groups and Classifications to Know

Practice for naming groups in the periodic table. Thanks to Brian Alessandro (briandalessandro.com) for the .ai file of the periodic table I adapted for these images.
STUDY
PLAY

Terms in this set (...)

alkali earth metals
alkali metals
halogens
metalloids
metals
noble gases
nonmetals
brittle, dull, poor conductors of heat and electricity, many are gases
properties of nonmetals
shiny (have luster), dense, good conductors of heat and electricity
properties of metals
semiconductors (mid-level conductors), can be malleable, a little shiny
properties of metalloids
shiny, soft, VERY reactive, easily cut with a knife.
properties of alkali metals
Reactive, hard, dense. Not as reactive as alkali metals.
properties of alkali earth metals
Very reactive, 7 valence electrons
properties of halogens
Unreactive
properties of noble gases