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What is some historical information about francium?
See this link for the history of francium discovery.
Why did it take nearly 80 years to discover francium?
Francium exist only in infinitesimal traces in thorium and uranium ores and is very unstable. (Read about its discovery history in wikipedia link: en.wikipedia.org/wiki/Francium#History
What is the discovery of francium in the history of the periodic table?
Francium was discovered by chance by Marguerite Perey in 1939 during a study on actinium-227: she observed an energy level of radiation possibly attributable to a new element. After some chemical experiments she was sure that the radiation is from a new chemical element, after this called francium. The atomic number of francium in the periodic table is 87.
Is francium combustible?
Not known today but probably francium don't burn.
What is a use of francium oxide and What is a compound of francium Is a compound francium oxide?
Francium has not applications and the oxide cannot be prepared.
Is francium a metalliod?
Francium is a metal.
How was francium named francium?
Francium was named after France, the country it was dicovered in.
What are chemical properties of francium?
The chemistry of francium is not known; francium has properties similar to caesium.
Why is the density of francium unknown?
We haven't sufficient francium for a measurement; also francium is autovaporized.
What is francium made out of?
As francium is a chemical element, it is made up of protons, neutrons and electrons.
Is francium synthetic and radioactive?
Francium is a radioacive chemical element; francium is natural but also may be prepared in laboratory.
How expensive is francium?
Francium is not a commercial product.
