Transcription
-
- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
-
- [roo-thee-nee-uh m, -theen-yuh m]
- /ruˈθi ni əm, -ˈθin yəm/
- /ruːˈθiːnjəm/
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- US Pronunciation
- US IPA
-
- [roo-thee-nee-uh m, -theen-yuh m]
- /ruˈθi ni əm, -ˈθin yəm/
Definitions of ruthenium word
- noun ruthenium a steel-gray, rare metallic element, belonging to the platinum group of metals. Symbol: Ru; atomic weight: 101.07; atomic number: 44; specific gravity: 12.2 at 20°C. 1
- noun ruthenium chemical element 1
- noun ruthenium a hard brittle white element of the platinum metal group. It occurs free with other platinum metals in pentlandite and other ores and is used to harden platinum and palladium. Symbol: Ru; atomic no: 44; atomic wt: 101.07; valency: 0–8; relative density: 12.41; melting pt: 2334°C; boiling pt: 4150°C 0
- noun ruthenium a rare, very hard and brittle, silver-gray chemical element, one of the platinum metals, used as a hardener in alloys of platinum and palladium and as a catalyst: symbol, Ru; at. no., 44 0
Information block about the term
Origin of ruthenium
First appearance:
before 1840 One of the 33% newest English words
1840-50; < New Latin, named after Ruthenia (from the fact that it was first found in ore from the region); see -ium
Historical Comparancy
Parts of speech for Ruthenium
noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
ruthenium popularity
A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 65% of English native speakers know the meaning and use word.
This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.
ruthenium usage trend in Literature
This diagram is provided by Google Ngram ViewerTop questions with ruthenium
- who discovered ruthenium?
- what is ruthenium?
- what is ruthenium used for?
- when was ruthenium discovered?
- how many protons are in ruthenium?
- how much does ruthenium cost?
- what is the density of ruthenium?
- what family is ruthenium in?
- how many neutrons does ruthenium have?
- what is ruthenium used for today?
- where can ruthenium be found?
- where was ruthenium discovered?
- what is the atomic number of ruthenium?
- where is ruthenium found?
- where is ruthenium found in nature?
See also
Matching words
- Words starting with r
- Words starting with ru
- Words starting with rut
- Words starting with ruth
- Words starting with ruthe
- Words starting with ruthen
- Words starting with rutheni
- Words starting with rutheniu
- Words starting with ruthenium