Metals
What is a characteristic of metals?
Metals are typically lustrous and good conductors of electricity.
Elements that are usually brittle, dull, and poor conductors of heat and electricity.
What are nonmetals?
Elements that have properties of both metals and nonmetals.
What are metalloids?
A group of metal elements that have similar properties, including scandium and yttrium.
What are Rare Earth Metals?
The ability of a surface to reflect light.
What is Luster?
Name a metal that is ductile.
Copper is a metal that is ductile.
Provide an example of a nonmetal.
Oxygen is an example of a nonmetal.
Give an example of a metalloid.
Silicon is an example of a metalloid.
Name one rare earth element.
Many examples
Capable of being shaped into a thin wire.
What is ductile?
What is the most common metal?
Aluminum is one of the most common metals.
Describe a property of nonmetals.
Nonmetals tend to have low melting and boiling points.
What property do metalloids share?
Metalloids are often semiconductors of electricity.
How are rare earth elements used?
They are used in magnets, lasers, and phosphors in screens.
A material that does not conduct heat or electricity easily.
What is an insulator?
How are metals used in daily life?
Metals are used in construction, electronics, and cooking utensils.
How are nonmetals used in daily life?
Nonmetals are used in fertilizers, plastic production, and respiration.
Why are metalloids important?
Metalloids are important in electronics and computer technology.
Why are rare earth elements important?
They are vital for modern technology, including smartphones and electric vehicles.
The ability of a material to transfer heat or electricity.
What is conductivity?
Name a metal that is malleable.
Gold is a metal that is highly malleable.
Name a nonmetal that is a gas.
Nitrogen is a nonmetal that is a gas at room temperature.
Name a metalloid used in electronics.
Silicon is widely used in electronics.
Describe a property of rare earth elements.
Rare earth elements are typically shiny and have high melting points.
A substance whose electrical conductivity is between that of a conductor and an insulator.
What is a semiconductor?