Ch. 19 - Element groups and their properties

What property is common to all metals?

• Dull appearance

• Poor conductivity

• Shininess

• Brittleness

Which metal is liquid at room temperature?

• Copper

• Gold

• Silver

• Mercury

What happens to non-metals when pressure is applied?

• They conduct electricity

• They become shiny

• They crumble

• They become ductile

Which of the following is a characteristic of metalloids?

• Shininess like metals

• Brittleness like non-metals

• All of the above

• Pretty good conductivity, kind of like metals

Which element is mentioned as a metalloid in the video?

• Oxygen

• Nitrogen

• Silicon

• Sulfur