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Strontium (Sr): Fun Facts and Information About the Element


What is the symbol? Sr
What is the atomic number? 38
What is the atomic weight? 87.62
What is the melting point in Celsius? 769
What is the boiling point in Celsius? 1384
What is the density (g/cm3)? 2.54
What year was it discovered? 1790
Who discovered the element? Adair Crawford
What group is the element in? 2
What is the electron configuration? [Kr] 5s2
What is the ionization energy? 5.6949
What element category is it in? Alkaline earth metals

Where is Strontium Found?

Strontium can be prepared by electrolysis of the fused chloride mixed with potassium chloride, or is made by reducing strontium oxide with aluminum in a vacuum at a temperature at which strontium distills off.

What is Strontium Used For?

The major use for strontium at present is in producing glass for color television picture tubes. It has also found use in producing ferrite magnets and in refining zinc. It has been used as a gemstone, but is very soft. It does not occur naturally.