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radium: Quick Facts

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Facts

Also Known As Ra

Photos

A labeled periodic table entry for radium shows its atomic number 88, symbol Ra, atomic weight 226, electron configuration, and classification as a solid alkaline-earth metal with strongly basic oxides at room temperature.
Marie and Pierre Curie radium experiment
radium research equipment
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Related Topics and References

Topics
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Key People

Marie Curie
Marie Curie
Polish-born French physicist
Pierre Curie
Pierre Curie
French chemist
James Douglas, oil painting by E.W. Grier, 19th century; in a private collection
James Douglas
American engineer
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John Joly
Irish geologist

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