Barium (Ba): Fun Facts and Information About the Element

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Fun Facts about Barium

What is the symbol? Ba
What is the atomic number? 56
What is the atomic weight? 137.327
What is the melting point in Celsius? 725
What is the boiling point in Celsius? 1140
What is the density (g/cm3)? 3.59
What percent of the earths crust? 0.05
What year was it discovered? 1808
Who discovered the element? Sir Humphry Davy
What group is the element in? 2
What is the electron configuration? [Xe] 6s2
What is the ionization energy? 5.2117
What element category is it in? Alkaline earth metals

Where is Barium Found?

It is found only in combination with other elements, chiefly with sulfate and carbonate and is prepared by electrolysis of the chloride.

What is Barium Used For?

The metal is used as a “getter” in vacuum tubes. Barite is extensively used as a weighing agent in oil well drilling fluids, and is used in making rubber. All barium compounds that are water or acid soluble are poisonous. Naturally occurring barium is a mixture of seven stable isotopes. Twenty two other radioactive isotopes are known to exist.

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