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Francium is a chemical element, its atomic number is 87 and its symbol is Fr. It's a metal that is highly radioactive. It was discovered by French scientist Marguerite Perey in the year 1939. Perey worked at the Curie Institute in Paris, France, she first named the new element 'Actinium-K', later she proposed the name 'Catium', but after finding opposition to it, she proposed the name 'Francium', after France, the name was accepted in the year 1949 by the International Union of Pure and Applied Chemistry.
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∙ 9y ago
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∙ 14y ago1. Two isotopes of francium are of natural origin: 223Fr is a member of the decay chain of 235U and 221Fr is a member of the decay chain of neptunium.
2. All other isotopes are artificially prepared; for example: 197Au + 18O = 210Fr + 5n
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∙ 11y agoMarguerite Perey named it after France (her country), she lived in Paris
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∙ 12y agoFrancium is named after the nation of France.
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∙ 14y agoThe name of francium is derived from the name of the country - France.
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∙ 14y agoFrancium is a member of the group 1 (alkali metals) containing: Li, Na, K, Cs, Rb and Fr.
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∙ 8y agoThe name of francium is derived from France.
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∙ 15y agoAlkali metals
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What is the origin of name of the element francium?
The name francium is derived from France.
What is the origin of francium?
Francium exist in uranium and thorium ores.
How did francium get its name?
The chemical symbol Fr is derived of course from francium - the first two letters; it is a rule in the system of naming chemical elements.
What are other names for francium?
Today the only official name is francium.
How was francium named francium?
Francium was named after France, the country it was dicovered in.
What is the origin of name of the element francium?
The name francium is derived from France.
What is the origin of francium?
Francium exist in uranium and thorium ores.
What origin is francium?
Natural francium is the decay product of actinium-227. Francium can be also obtained by nuclear reactions.
What is a common name for francium?
Francium is an official name.
What is the latin name for francium?
Francium is the Latin name of this element.
Why did francium get that name?
The name francium is derived from France, a country in Europe.
Italian name for the element Francium?
The Italian language name of francium is francio.
What is the chemical name for francium?
Francium is the official name and the chemical symbol is Fr.
Why is francium the name it is?
The name francium is derived from France because Fr was discovered in France.
How did francium get its name?
The chemical symbol Fr is derived of course from francium - the first two letters; it is a rule in the system of naming chemical elements.
What are other names for francium?
Today the only official name is francium.
What was gallium and francium named after?
Gallium is from Gallia (the antique name of France).Francium is from France.
