rubidium
English
Chemical element | |
---|---|
Rb | |
Previous: krypton (Kr) | |
Next: strontium (Sr) |
Etymology
A New Latin word derived by German chemist R. W. Bunsen in 1861, from Latin rūbidus (“red”) because its spectrum has two red lines.[1]
Pronunciation
- (UK) enPR: ro͞obĭd'ēəm, IPA(key): /ˌɹuːˈbɪd.i.əm/
Audio (Southern England) (file)
Noun
rubidium (usually uncountable, plural rubidiums)
- The chemical element (symbol Rb) with an atomic number of 37. It is a soft, highly reactive alkali metal.
- (countable) A single atom of this element.

Rubidium sample
Derived terms
- dirubidium
- iodrubidium
- monorubidium
- organorubidium
- radiorubidium
- rubidide
- rubidium auride
- rubidium chloride
- rubidium hydroxide
- rubidium nitrate
- rubidium oxide
- rubidium-strontium
Translations
element with atomic number 37
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References
- Chambers Dictionary of Etymology, Robert K. Barnhart (ed.), Chambers, 1988
- Rubidium on the British Royal Society of Chemistry's online periodic table
Czech
Chemical element | |
---|---|
Rb | |
Previous: krypton (Kr) | |
Next: stroncium (Sr) |
Pronunciation
- IPA(key): [ˈrubiːdɪjum]
- Hyphenation: ru‧bi‧dium
Danish
Noun
rubidium
- rubidium
Dutch
Chemical element | |
---|---|
Rb | |
Previous: krypton (Kr) | |
Next: strontium (Sr) |
Pronunciation
- IPA(key): /ˌryˈbi.di.ʏm/
Audio (file) - Hyphenation: ru‧bi‧di‧um
Finnish
Pronunciation
- IPA(key): /ˈrubidium/, [ˈrubiˌdium]
- Rhymes: -ium
- Syllabification(key): ru‧bi‧di‧um
Declension
Inflection of rubidium (Kotus type 5/risti, no gradation) | ||||
---|---|---|---|---|
nominative | rubidium | rubidiumit | ||
genitive | rubidiumin | rubidiumien | ||
partitive | rubidiumia | rubidiumeja | ||
illative | rubidiumiin | rubidiumeihin | ||
singular | plural | |||
nominative | rubidium | rubidiumit | ||
accusative | nom. | rubidium | rubidiumit | |
gen. | rubidiumin | |||
genitive | rubidiumin | rubidiumien | ||
partitive | rubidiumia | rubidiumeja | ||
inessive | rubidiumissa | rubidiumeissa | ||
elative | rubidiumista | rubidiumeista | ||
illative | rubidiumiin | rubidiumeihin | ||
adessive | rubidiumilla | rubidiumeilla | ||
ablative | rubidiumilta | rubidiumeilta | ||
allative | rubidiumille | rubidiumeille | ||
essive | rubidiumina | rubidiumeina | ||
translative | rubidiumiksi | rubidiumeiksi | ||
abessive | rubidiumitta | rubidiumeitta | ||
instructive | — | rubidiumein | ||
comitative | See the possessive forms below. |
Possessive forms of rubidium (Kotus type 5/risti, no gradation) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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French
Pronunciation
- IPA(key): /ʁy.bi.djɔm/
Audio (file)
Further reading
- “rubidium”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.
Latin
Chemical element | |
---|---|
Rb | |
Previous: crypton (Kr) | |
Next: strontium (Sr) |
Pronunciation
- (Classical) IPA(key): /ruːˈbi.di.um/, [ruːˈbɪd̪iʊ̃ˑ]
- (modern Italianate Ecclesiastical) IPA(key): /ruˈbi.di.um/, [ruˈbiːd̪ium]
Limburgish
Pronunciation
- IPA(key): [ʁyˈbi˦ɖɔ˧m]
Malay
Chemical element | |
---|---|
Rb | |
Previous: kripton (Kr) | |
Next: strontium (Sr) |
Pronunciation
- IPA(key): [rubidiom], [rubidiəm]
- Rhymes: -iom, -jom, -om
Swedish
Chemical element | |
---|---|
Rb | |
Previous: krypton (Kr) | |
Next: strontium (Sr) |
Pronunciation
Audio (file)
Declension
Declension of rubidium | ||||
---|---|---|---|---|
Uncountable | ||||
Indefinite | Definite | |||
Nominative | rubidium | rubidiumet | — | — |
Genitive | rubidiums | rubidiumets | — | — |
Declension of rubidium | ||||
---|---|---|---|---|
Uncountable | ||||
Indefinite | Definite | |||
Nominative | rubidium | rubidiet | — | — |
Genitive | rubidiums | rubidiets | — | — |
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