18
Ar
Argon
Series: Noble gas
Mass: 39.948(1) g·mol−1
Discovered: 1894
Melting Point: -189.15 C (84 K)
Boiling Point: -185.85 C (87 K)
View pictures of Argon at the Wooden Periodic Table.
Read about Argon on Wikipedia.

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Copyright 2008 Mark Ivey. Based on data retrieved from Wikipedia.

Sat Sep 12 17:41:34 2015