The chemistry of francium is practically unknown.
Francium is the official name and the chemical symbol is Fr.
Francium is a radioacive chemical element; francium is natural but also may be prepared in laboratory.
Francium is not a compound, but a chemical element.
The chemical symbol of francium is Fr.
The chemical formula for francium is Fr and the chemical formula for arsenic is As.
The chemistry of francium is not known; francium has properties similar to caesium.
The chemistry of francium is practically unknown.
Francium is a natural chemical element.
Francium is one of rarest chemical elements.
Francium is the chemical element with the atomic number 87.
The chemical formula for francium hydroxide is FrOH. Francium is a highly radioactive element and is extremely rare in nature. Francium hydroxide is a strong base and highly reactive due to the unstable nature of francium.
The chemical formula for Francium Bromide is FrBr (one francium atom bonded to one bromide atom). Francium is a highly reactive alkali metal and bromide is a halogen.