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Symbol: Fr
Atomic Number: 87
Relative Atomic Mass: Indeterminiate because this element is relatively short lived and exists only as a transient decay product
Year Discovered: 1939
Discovered by: Marguerite Perey

Francium - Wikipedia


Francium is a chemical element with symbol Fr and atomic number 87. It used to be known as ... Francium is an alkali metal whose chemical properties mostly resemble those of caesium. A heavy element...

Francium (Fr) - Chemical properties, Health and Environmental effects


Francium is extremely rare. Because of this its chemical and physical properties are not known. It has been studied by radiochemical techniques, which show ...

Francium - Element information, properties and uses | Periodic Table


Element Francium (Fr), Group 1, Atomic Number 87, s-block, Mass [223]. Sources , facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

Francium Facts - Chemical & Physical Properties - About Chemistry


Get periodic table information on the chemical and physical properties of the element francium (Fr), and its discovery.

Francium - Chemicool


Francium's properties, interesting facts, discovery, videos, images, states, energies, appearance and characteristics.

Francium, Chemical Element - uses, elements, metal, number, name ...


Francium may be the rarest element found on the Earth's surface. ... Until very recently, there was not enough francium to permit a study of its properties. In 1991 ...

Francium»physical properties [WebElements Periodic Table]


This WebElements periodic table page contains physical properties for the element francium.

Francium Chemical Properties, Physical Properties and General ...


Francium Chemical Properties, Physical Properties and General Information: general properties, physical properties, atomic properties, isotopes, compounds,  ...

Francium, element properties | Periodic Table of the Chemical ...


Francium, basic physical and chemical properties of the element.