| Rb | retinoblastoma; rubidium |
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| 86Rb | 86 rubidium |
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| 86Rb | Rubidium |
| Rb | Rubidium |
| rubidium | <chemistry, element> 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. Origin: 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. Abbreviation: Rb (17 Mar 1998) |
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| rubidium radioisotopes | Unstable isotopes of rubidium that decay or disintegrate emitting radiation. Rb atoms with atomic weights 79-84, and 86-95 are radioactive rubidium isotopes. (12 Dec 1998) |
Synonyms :
Synonyms : Radioisotopes, Rubidium
| rubidium |
a soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite
Ãâó: wordnet.princeton.edu/perl/webwn
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| rubidium |
CAS Number: 7440-17-7. A soft, silvery-white, highly reactive metal. It is used as a catalyst; and in photocells and vacuum- and cathode-ray tubes. Chemical formula = Rb. Molecular weight = 85.4678 g/mol.
Ãâó: www.pca.state.mn.us/gloss/glossary.cfm
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| rubidium | a soft silvery metallic element of the alkali metal group |
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| rubidium | a method of dating based on the decay of rubidium-87 into the stable isotope strontium-87 |
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