rubidium

See also: Rubidium and rubídium

English

Chemical element (edit)
Rb Atomic number 37 rubidium
Classification data Period 5 Group 1 Block s-block Class alkali metal
Previous: ← krypton (Kr)
Next: strontium (Sr) →
English Wikipedia article on Rubidium

Etymology

Etymology tree

Proto-Indo-European *h₁rewdʰ-

Proto-Indo-European *dʰeh₁-der.

Proto-Italic *-iðos

Latin -idus

Latin rūbidus

Proto-Indo-European *-is

Proto-Indo-European *-(i)yós

Proto-Italic *-ijos

Proto-Italic *-ios

Old Latin -ios

Latin -iusnom.

Latin -ium

New Latin rubidiumbor.

English rubidium

A New Latin word derived by German chemist R. W. Bunsen in 1861, from Latin rūbidus (“red”) because its spectrum has two red lines.

Pronunciation

• (UK) enPR: ro͞obĭd'ēəm, IPA^(key): /ˌɹuːˈbɪd.i.əm/

• Audio (Southern England):

  (file)

• Audio (General American):

  (file)

Noun

rubidium (countable and uncountable, plural rubidiums)

2. (uncountable) The chemical element (symbol Rb) with an atomic number of 37. It is a soft, highly reactive alkali metal.
3. (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
• trirubidium

Related terms

• rubidic, rubidian

Translations

element with atomic number 37

• Afrikaans: rubidium (af)
• Albanian: rubid
• Arabic: رُوبِيدِيُوم m (rūbīdiyūm)
• Armenian: ռուբիդիում (hy) (ṙubidium)
• Asturian: rubidiu (ast) m
• Basque: rubidioa
• Breton: rubidiom (br)
• Bulgarian: руби́дий m (rubídij)
• Catalan: rubidi (ca)
• Chinese:

  Mandarin: 銣 / 铷 (zh) (rú)

• Cornish: rubydyum
• Czech: rubidium (cs)
• Danish: rubidium (da) n
• Dutch: rubidium (nl) n
• Esperanto: rubidio (eo)
• Estonian: rubiidium (et)
• Faroese: rubidium n
• Finnish: rubidium (fi)
• French: rubidium (fr) m
• Frisian:

  West Frisian: rubidium

• Friulian: rubidi
• Galician: rubidio (gl)
• Georgian: რუბიდიუმი (rubidiumi)
• German: Rubidium (de) n
• Greek: ρουβίδιο (el) n (rouvídio)
• Hebrew: רובידיום (he) (rubídyum)
• Hindi: दीपातु (dīpātu)
• Hungarian: rubídium (hu)
• Icelandic: rúbidín (is)
• Interlingua: rubidium
• Irish: rúbaidiam (ga)
• Italian: rubidio (it) m
• Japanese: ルビジウム (ja) (rubijiumu)
• Khmer: រុយប៊ីដ្យូម (ruybiidyoum)
• Korean: 루비듐 (ko) (rubidyum)
• Latin: rūbidium (la)
• Latvian: rubīdijs (lv)
• Lithuanian: rubidis (lt)
• Luxembourgish: Rubidium
• Macedonian: рубидиум n (rubidium)
• Malay: rubidium
• Maltese: rubidju
• Manx: rubiddjum
• Mongolian: рубиди (rubidi)
• Norwegian: rubidium (no)
• Occitan: rubidi m
• Persian: روبیدیم (rubidiyom)
• Polish: rubid (pl) m
• Portuguese: rubídio (pt) m
• Romanian: rubidiu (ro) n
• Russian: руби́дий (ru) m (rubídij)
• Scottish Gaelic: rubaidiam
• Serbo-Croatian: рубидиjум m, рубидиј

  Latin: rubidijum m, rubidij (sh)

• Slovak: rubídium (sk) m
• Slovene: rubídij (sl) m
• Spanish: rubidio (es) m
• Swedish: rubidium (sv) n
• Tagalog: rubidyo
• Tajik: рубидий (rubidiy)
• Tamil: அர்மிமம் (armimam)
• Thai: รูบิเดียม (ruu-bì-dîiam)
• Turkish: rubidyum (tr)
• Ukrainian: рубі́дій (uk) m (rubídij)
• Uyghur: رۇبىدىي (rubidiy)
• Uzbek: rubidiy (uz), рубидий (uz) (rubidiy)
• Vietnamese: rubiđi
• Volapük: rubidin (vo)
• Welsh: rwbidiwm (cy)

References

• Rubidium on the British Royal Society of Chemistry's online periodic table

Afrikaans

Chemical element (edit)
Rb Atomic number 37 rubidium
Classification data Period 5 Group 1 Block s-block Class alkali metal
Previous: ← kripton (Kr)
Next: strontium (Sr) →

Etymology

Borrowed from English rubidium

Pronunciation

• Audio:

  (file)

Noun

rubidium (uncountable)

1. rubidium

Czech

Chemical element (edit)
Rb Atomic number 37 rubidium
Classification data Period 5 Group 1 Block s-block Class alkali metal
Previous: ← krypton (Kr)
Next: stroncium (Sr) →

Etymology

Etymology tree

Proto-Indo-European *h₁rewdʰ-

Proto-Indo-European *dʰeh₁-der.

Proto-Italic *-iðos

Latin -idus

Latin rūbidus

Proto-Indo-European *-is

Proto-Indo-European *-(i)yós

Proto-Italic *-ijos

Proto-Italic *-ios

Old Latin -ios

Latin -iusnom.

Latin -ium

New Latin rūbidiumbor.

Czech rubidium

Borrowed from New Latin rūbidium.

Pronunciation

• IPA^(key): [ˈrubiːdɪjum]

• Audio:

  (file)

• Hyphenation: ru‧bi‧dium

Noun

rubidium n

1. rubidium

Declension

Declension of rubidium (semisoft neuter foreign)

	singular	plural
nominative	rubidium	rubidia
genitive	rubidia	rubidií
dative	rubidiu	rubidiím
accusative	rubidium	rubidia
vocative	rubidium	rubidia
locative	rubidiu	rubidiích
instrumental	rubidiem	rubidii

Danish

Chemical element (edit)
Rb Atomic number 37 rubidium
Classification data Period 5 Group 1 Block s-block Class alkali metal
Previous: ← krypton (Kr)
Next: strontium (Sr) →

Etymology

Borrowed from New Latin rūbidium

Noun

rubidium n (singular definite rubidiummet, not used in plural form)

1. rubidium

Declension

Declension of rubidium

neuter gender	singular
	indefinite	definite
nominative	rubidium	rubidiummet
genitive	rubidiums	rubidiummets

References

• “rubidium” in Den Danske Ordbog

Dutch

Chemical element (edit)
Rb Atomic number 37 rubidium
Classification data Period 5 Group 1 Block s-block Class alkali metal
Previous: ← krypton (Kr)
Next: strontium (Sr) →

Etymology

Borrowed from German Rubidium.

Pronunciation

• IPA^(key): /ˌryˈbi.di.ʏm/

• Audio:

  (file)

• Hyphenation: ru‧bi‧di‧um

Noun

rubidium n (uncountable, no diminutive)

1. rubidium (chemical element) [from 1862]

Finnish

Chemical element (edit)
Rb Atomic number 37 rubidium
Classification data Period 5 Group 1 Block s-block Class alkali metal
Previous: ← krypton (Kr)
Next: strontium (Sr) →

Etymology

Borrowed from New Latin rūbidium

Pronunciation

• IPA^(key): /ˈrubidium/, [ˈrubiˌdium]
• Rhymes: -ium
• Syllabification^(key): ru‧bi‧di‧um
• Hyphenation^(key): ru‧bi‧di‧um

Noun

rubidium

1. rubidium

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)

first-person singular possessor singular plural nominative rubidiumini rubidiumini accusative nom. rubidiumini rubidiumini gen. rubidiumini genitive rubidiumini rubidiumieni partitive rubidiumiani rubidiumejani inessive rubidiumissani rubidiumeissani elative rubidiumistani rubidiumeistani illative rubidiumiini rubidiumeihini adessive rubidiumillani rubidiumeillani ablative rubidiumiltani rubidiumeiltani allative rubidiumilleni rubidiumeilleni essive rubidiuminani rubidiumeinani translative rubidiumikseni rubidiumeikseni abessive rubidiumittani rubidiumeittani instructive — — comitative — rubidiumeineni second-person singular possessor singular plural nominative rubidiumisi rubidiumisi accusative nom. rubidiumisi rubidiumisi gen. rubidiumisi genitive rubidiumisi rubidiumiesi partitive rubidiumiasi rubidiumejasi inessive rubidiumissasi rubidiumeissasi elative rubidiumistasi rubidiumeistasi illative rubidiumiisi rubidiumeihisi adessive rubidiumillasi rubidiumeillasi ablative rubidiumiltasi rubidiumeiltasi allative rubidiumillesi rubidiumeillesi essive rubidiuminasi rubidiumeinasi translative rubidiumiksesi rubidiumeiksesi abessive rubidiumittasi rubidiumeittasi instructive — — comitative — rubidiumeinesi first-person plural possessor singular plural nominative rubidiumimme rubidiumimme accusative nom. rubidiumimme rubidiumimme gen. rubidiumimme genitive rubidiumimme rubidiumiemme partitive rubidiumiamme rubidiumejamme inessive rubidiumissamme rubidiumeissamme elative rubidiumistamme rubidiumeistamme illative rubidiumiimme rubidiumeihimme adessive rubidiumillamme rubidiumeillamme ablative rubidiumiltamme rubidiumeiltamme allative rubidiumillemme rubidiumeillemme essive rubidiuminamme rubidiumeinamme translative rubidiumiksemme rubidiumeiksemme abessive rubidiumittamme rubidiumeittamme instructive — — comitative — rubidiumeinemme second-person plural possessor singular plural nominative rubidiuminne rubidiuminne accusative nom. rubidiuminne rubidiuminne gen. rubidiuminne genitive rubidiuminne rubidiumienne partitive rubidiumianne rubidiumejanne inessive rubidiumissanne rubidiumeissanne elative rubidiumistanne rubidiumeistanne illative rubidiumiinne rubidiumeihinne adessive rubidiumillanne rubidiumeillanne ablative rubidiumiltanne rubidiumeiltanne allative rubidiumillenne rubidiumeillenne essive rubidiuminanne rubidiumeinanne translative rubidiumiksenne rubidiumeiksenne abessive rubidiumittanne rubidiumeittanne instructive — — comitative — rubidiumeinenne third-person possessor singular plural nominative rubidiuminsa rubidiuminsa accusative nom. rubidiuminsa rubidiuminsa gen. rubidiuminsa genitive rubidiuminsa rubidiumiensa partitive rubidiumiaan rubidiumiansa rubidiumejaan rubidiumejansa inessive rubidiumissaan rubidiumissansa rubidiumeissaan rubidiumeissansa elative rubidiumistaan rubidiumistansa rubidiumeistaan rubidiumeistansa illative rubidiumiinsa rubidiumeihinsa adessive rubidiumillaan rubidiumillansa rubidiumeillaan rubidiumeillansa ablative rubidiumiltaan rubidiumiltansa rubidiumeiltaan rubidiumeiltansa allative rubidiumilleen rubidiumillensa rubidiumeilleen rubidiumeillensa essive rubidiuminaan rubidiuminansa rubidiumeinaan rubidiumeinansa translative rubidiumikseen rubidiumiksensa rubidiumeikseen rubidiumeiksensa abessive rubidiumittaan rubidiumittansa rubidiumeittaan rubidiumeittansa instructive — — comitative — rubidiumeineen rubidiumeinensa

French

Chemical element (edit)
Rb Atomic number 37 rubidium
Classification data Period 5 Group 1 Block s-block Class alkali metal
Previous: ← krypton (Kr)
Next: strontium (Sr) →

Etymology

Learned borrowing from New Latin rūbidium

Pronunciation

• IPA^(key): /ʁy.bi.djɔm/

• Audio (France (Brétigny-sur-Orge)):

  (file)

Noun

rubidium m (uncountable)

1. rubidium

Further reading

• “rubidium”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012

Latin

Chemical element (edit)
Rb Atomic number 37 rubidium
Classification data Period 5 Group 1 Block s-block Class alkali metal
Previous: ← crypton (Kr)
Next: strontium (Sr) →
Latin Wikipedia article on Rubidium

Etymology

Etymology tree

Proto-Indo-European *h₁rewdʰ-

Proto-Indo-European *dʰeh₁-der.

Proto-Italic *-iðos

Latin -idus

Latin rūbidus

Proto-Indo-European *-is

Proto-Indo-European *-(i)yós

Proto-Italic *-ijos

Proto-Italic *-ios

Old Latin -ios

Latin -iusnom.

Latin -ium

Latin rūbidium

From rūbidus + -ium.

Pronunciation

• (Classical Latin) IPA^(key): [ruːˈbɪ.di.ũː]
• (modern Italianate Ecclesiastical) IPA^(key): [ruˈbiː.di.um]

Noun

rūbidium n (genitive rūbidiī); second declension

1. rubidium

Declension

Second-declension noun (neuter).

	singular	plural
nominative	rūbidium	rūbidia
genitive	rūbidiī	rūbidiōrum
dative	rūbidiō	rūbidiīs
accusative	rūbidium	rūbidia
ablative	rūbidiō	rūbidiīs
vocative	rūbidium	rūbidia

Limburgish

Chemical element (edit)
Rb Atomic number 37 rubidium
Classification data Period 5 Group 1 Block s-block Class alkali metal
Previous: ← kripton (Kr)
Next: strontium (Sr) →

Etymology

Borrowed from New Latin rūbidium

Pronunciation

• IPA^(key): [ʁyˈbi˦ɖɔ˧m]

Noun

rubidium n

1. (uncountable) rubidium
2. A part of rubidium

Malay

Chemical element (edit)
Rb Atomic number 37 rubidium
Classification data Period 5 Group 1 Block s-block Class alkali metal
Previous: ← kripton (Kr)
Next: strontium (Sr) →

Etymology

From English rubidium, from New Latin rubidium, from Latin rūbidus.

Pronunciation

• IPA^(key): [rubidiom], [rubidiəm]
• Rhymes: -iom, -jom, -om

Noun

rubidium

1. rubidium (element with atomic number 37)

Swedish

Chemical element (edit)
Rb Atomic number 37 rubidium
Classification data Period 5 Group 1 Block s-block Class alkali metal
Previous: ← krypton (Kr)
Next: strontium (Sr) →

Etymology

Borrowed from New Latin rūbidium

Pronunciation

• Audio:

  (file)

Noun

rubidium n (uncountable)

1. rubidium

Declension

Declension of rubidium

		nominative	genitive
singular	indefinite	rubidium	rubidiums
	definite	rubidiumet	rubidiumets
plural	indefinite	—	—
	definite	—	—

Declension of rubidium

		nominative	genitive
singular	indefinite	rubidium	rubidiums
	definite	rubidiet	rubidiets
plural	indefinite	—	—
	definite	—	—

Declension of rubidium

		nominative	genitive
singular	indefinite	rubidium	rubidiums
	definite	rubidium	rubidiums
plural	indefinite	—	—
	definite	—	—

References

• “rubidium”, in Svensk ordbok [Dictionary of Swedish] (in Swedish)
• “rubidium”, in Svenska Akademiens ordlista [Wordlist of the Swedish Academy] (in Swedish)
• “rubidium”, in Svenska Akademiens ordbok [Dictionary of the Swedish Academy] (in Swedish)
• Svensk MeSH