Elements

By: Katie Bentley

least to most dense...

Helium, Neon, Sodium, Cesium, Arsenic, and Iridium.

Lowest to Highest melting Point....

Helium, Neon, Cesium, Sodium, Arsenic, Iridium.

Neon.....

2 everyday uses- 1. Used in lighting 2. Used in TVs

One interesting Fact: Neon is Greek for ‘new.’

Helium....

  • 2 everyday uses- 1. Helium is in the Sun 2. It is used in blimps
  • One interesting Fact: The name helium came from the Greek word for the Sun, ‘helios.

Sodium....

  • 2 everyday uses- 1. It is used in the human body(our diet requires at least 1.5 grams of sodium everyday) 2. It is used in baking soda
  • One interesting Fact: They named it sodium because of the source they used, soda.

Cesium....

  • 2 everyday uses- 1. It is used as a getter in light bulbs 2. Used in changing sunlight into electrical energy
  • One interesting Fact: Cesium was the first element discovered using a spectroscope.

Arsenic....

  • 2 everyday uses- 1. It is a well known poison, such as rat poison. 2. It is used to make special glasses and to preserve wood.
  • One interesting Fact: A German philosopher was the first to state that arsenic has a metal-like nature.

Iridium....

  • 2 everyday uses- 1. It is used in making equipment that is used in high temperatures. 2. It is used to make heavy-duty electrical contacts.
  • One interesting Fact: This name comes from the Latin word ‘iris’ which means rainbow.

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