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Noble Gases

Published on Jan 27, 2016

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PRESENTATION OUTLINE

Noble Gases

Wyatt hunter
Photo by wiredforlego

Elements

  • Helium
  • Neon
  • Argon
  • Xenon
  • Radon

interesting facts

  • The elements in this group are highly non-reactive.
  • They have a lot of electrons.
  • They are all odorless and colorless.

examples

  • Helium is used to inflate balloons at theme parks.
  • Largest thing liquid helium is used for is to keep electrical components cool.
  • Neon is used in light fixtures.

Helium

Photo by fdecomite

physical characteristics

  • Helium is colorless.
  • Helium is odrless.
  • Helium is less soluble in water than other gases.

Helium

  • Atomic number: 2
  • Atomic mass: 4
  • Nonmetal
  • Density: 0.178*10 -3 g.cm -3 at 20 °C; float

Helium in the real world

  • Helium is used to make balloons float in the air.
  • Helium is also used in neon lights alongside neon gas.
  • Helium is used in lasers.
Photo by hellodan

3 interesting facts

  • A man walks into a bar and orders a drink. The bartender replies, "Sorry, but we don't serve noble gases here." "He" doesn't react.
  • When inhaled, helium will alter a person's voice.
  • Helium was once used to cool superconductors of a hover board for a car commercial.

2 histroical facts