itriym


itriym / Yttrium
raasaayanik tatv
Y,39.jpg
namoona
raasaayanik chinh: Y
parmaanu sankhya: 39
raasaayanik shrunkhala: sankraman dhaatu
Y-TableImage.png

aavart saarani mein sthiti
Electron shell 039 Yttrium.svg
electronic dhaancha
anya bhaashaaon mein naam: Yttrium (angreji), Иaaтaaтaaрaaиaaй (roosi), イaaッaaトaaリaaウaaム (Japani)

itriym ek raasaayanik tatv hai. yeh ek chaaaindi-jaise rang ki sankraman dhaatu hai jiske gun lainthanaaid samooh se milte-julate hone ke kaaran ise bhi kabhi-kabhi usi durlabh mruda tatv (rare earth element) samooh ka bhaag maana jaata hai. prakruti mein bhi itriym hamesha unheen ke saath khanijon mein paaya jaata hai. yeh prakruti mein kabhi bhi shuddh roop mein naheen milta. itriym ko fosfr (phosphor) banaane ke kaam mein laaya jaata hai, visheshakar kaithod kiran nalika (si aar ti) aur prakaash utsarjak daayod (L E di) mein dalane vaale laal fosfr ke liye.[1] itriym ke yaugik maanav-shareer ke liye haanikaarak hote hain aur unase shaareerik sampark se shvasan tantr ke rog ho jaate hain.[2]

anukram

naamotpatti

san 1787 mein sveedi rasaayanashaastri kaarl areniys ko sveedan ke ek iyuttarabi (Ytterby) naamak gaaainv ke paas ek naya khanij mila jiska naam unhonne gaaainv ke oopar 'ittarabaait' rakha. 1789 mein finni raasaayanashaastri yohaan gaidolin (jinke naam par aage chalakar gaidoliniym naamak tatv ka naam rakha gaya) ne is khanij namoone se itriym oksaaid praapt kiya aur is raasaayanik yaugik ka naam 'itriya' rakha gaya. 1828 mein jarman raasaayanashaastri freedarikh vohalar ne sarvapratham shuddh itriym tatv praapt kiya.[3]

chitr

inhein bhi dekhein

sandarbh

  1. Cotton, Simon A. (2006-03-15). "Scandium, Yttrium & the Lanthanides: Inorganic & Coordination Chemistry". Encyclopedia of Inorganic Chemistry. doi:10.1002/0470862106.ia211. ISBN 0-470-86078-2.
  2. OSHA contributors (2007-01-11). "Occupational Safety and Health Guideline for Yttrium and Compounds". United States Occupational Safety and Health Administration. Retrieved 2008-08-03. (public domain text)
  3. CRC contributors (2007–2008). "Yttrium". In Lide, David R. CRC Handbook of Chemistry and Physics 4. New York: CRC Press. p. 41. ISBN 978-0-8493-0488-0.