Definition of Rubidium. Meaning of Rubidium. Synonyms of Rubidium

Here you will find one or more explanations in English for the word Rubidium. Also in the bottom left of the page several parts of wikipedia pages related to the word Rubidium and, of course, Rubidium synonyms and on the right images related to the word Rubidium.

Definition of Rubidium

Rubidium
Rubidium Ru*bid"i*um, n. [NL., fr. L. rubidus red, fr. rubere to be red. So called from two dark red spectroscopic lines by means of which it was discovered in the lepidolite from Rozena, Moravia. See Rubicund.] (Chem.) A rare metallic element. It occurs quite widely, but in small quantities, and always combined. It is isolated as a soft yellowish white metal, analogous to potassium in most of its properties. Symbol Rb. Atomic weight, 85.2.

Meaning of Rubidium from wikipedia

- Rubidium is a chemical element; it has symbol Rb and atomic number 37. It is a very soft, whitish-grey solid in the alkali metal group, similar to pot****ium...
- Rubidium (37Rb) has 36 isotopes, with naturally occurring rubidium being composed of just two isotopes; 85Rb (72.2%) and the radioactive 87Rb (27.8%)....
- Rubidium-82 (82Rb) is a radioactive isotope of rubidium. 82Rb is widely used in myocardial perfusion imaging. This isotope undergoes rapid uptake by myocardiocytes...
- A rubidium standard or rubidium atomic clock is a frequency standard in which a specified hyperfine transition of electrons in rubidium-87 atoms is used...
- Rubidium peroxide is rubidium's peroxide with the chemical formula Rb2O2. Rubidium peroxide can be produced by rapidly oxidizing rubidium in liquid ammonia...
- Rubidium hydroxide is the inorganic compound with the formula RbOH. It consists of rubidium cations and an equal number of hydroxide anions. It is a colorless...
- Rubidium carbonate, Rb2CO3, is a convenient compound of rubidium; it is stable, not particularly reactive, and readily soluble in water, and is the form...
- Rubidium sulfate is a sulfate of rubidium. The molecular formula of the compound is Rb2SO4. The molecular weight of this compound is 266.999 g/mol. An...
- consist of the chemical elements lithium (Li), sodium (Na), pot****ium (K), rubidium (Rb), caesium (Cs), and francium (Fr). Together with hydrogen they constitute...
- Rubidium hexafluorotitanate is an inorganic compound of rubidium, fluorine, and titanium with the chemical formula Rb2TiF6. Rubidium hexafluorotitanate...