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10 Cards in this Set

  • Front
  • Back
What do you call elements in last column of the periodic table that do not normally combine with anything else?
noble gases
What is the only metal that is a liquid at room temperature?
mercury
Name the most widely used halogen.
chlorine
What is the densest of the everyday metals?
lead
What element group is highly reactive, showing a special tendency to form compounds with alkali and alkaline earth metals?
halogens
What colorless, odorless gas makes up about 78% of the earth's atmosphere?
nitrogen
What semimetal is used to make computer chips?
silicon
Name of the most common alkaline metal.
calcium
Name the building block of all complex compounds found in all living organisms.
carbon
What is the most abundant element at the earth's surface.
oxygen