Facts About Francium and Mercury
Interesting Facts
- 223 Francium has the longest half life at 21.8.
- Francium metal is produced by alpha decay in 227Actinium 227.
- At room temperature mercury is found in a liquid state.
- A coin of pound or rupees floats in mercury.
- Because of its low melting point and boiling point it is used in thermometers.
Sources
Formed by Decay Process, Mining
Mining, Ores of Minerals
Who Discovered
Marguerite Perey
Ancient Chinese and Indians
Discovery
In 1939
Before 2000 BCE
Abundance In Earth's Crust
Not Available