Metal: Good (heat and electricity)
Metalloids: Semiconductors
Nonmetals: Poor
Metalloids: Semiconductors
Nonmetals: Poor
Conductivity
Elements that conduct an electric current under certain conditions
Semiconductors
Metal: Most
Metalloids: some
Nonmetals: Dull
Metalloids: some
Nonmetals: Dull
Luster
Shine
What is luster?
Metal: most
Metalloids: brittle
Nonmetals: brittle
Metalloids: brittle
Nonmetals: brittle
Malleable
Can be pressed or hammered without breaking
What is malleable?
Metal: Yes
Metalloids: Brittle
Nonmetals: Brittle
Metalloids: Brittle
Nonmetals: Brittle
Ductile
Ability to be pulled into thin wires
What is ductility?
Metal: Solid (except for mercury)
Metalloids: Solid
Nonmetals: Mostly gases, some solids
Metalloids: Solid
Nonmetals: Mostly gases, some solids
State at room temperature
Metal: Some corrode, react by losing electrons, some very reactive
Metalloids: somewhat reactive
Nonmetals: Gain/share electrons
Metalloids: somewhat reactive
Nonmetals: Gain/share electrons
Reactivity
Elements that are good conductors of electric current and heat.
Metals
Elements that have properties of both metals and nonmetals.
Metalloids
Elements that lack most metallic properties.
Nonmetals
In general, metals are more dense than nonmetals.
Density
Metals
Which group makes up most of the Periodic Table?
On the zig-zag line (stairs)
Where are metalloids found on the table?
