Rubidium
Sydney Dubas
Basic Information
Rubidium (Rb) has an atomic number of 37. The atomic weight of Rubidium is 85. Rubidium is in the first group and period 5. The color of Rubidium is a silvery-white and classified as metallic.
History of Rubidium
Rubidium was found in 1861 by Robert Bunsen and Gustav Kirchoff. Rb was an impurity associated with mineral lepidolite.
Uses
Rubidium is used for Ion engines for space vehicles and in vacuum tubes.
Description
Rubidium is a silvery white metal. Its melting point 40 degrees Celsius.
Biology (in humans)
Stimulates metabolism
Geology (in the uviverse)
Rubidium is not found in nature and rare.
Properties
Melting point is 40 degrees Celsius. Rubidium is very reactive. Also the color of its flame is a yellowish purple.
Interesting Facts
Rubidium can ignite spontaneously in air and it reacts violently with water. Rubidium also , forms amalgams with mercury.