İtriyum (Y), atom numarası 39 olan bir elementtir ve lantanit grubuna dahil değildir 12. İterbiyum (Yb) ise, atom numarası 70 olan ve lantanit serisinde yer alan bir elementtir 135.
Bu iki element, nadir toprak elementleri olarak bilinir ve benzer kimyasal özelliklere sahip olsalar da farklı elementlerdir 12.
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değildir.**\n\nİtriyum (Y), atom numarası 39 olan bir elementtir ve lantanit grubuna dahil değildir [```1```](https://tr.wikipedia.org/wiki/Nadir_toprak_elementi)[```2```](https://www.aydemperakende.com.tr/blog/nadir-toprak-elementi-nedir-ne-ise-yarar). İterbiyum (Yb) ise, atom numarası 70 olan ve lantanit serisinde yer alan bir elementtir [```1```](https://tr.wikipedia.org/wiki/Nadir_toprak_elementi)[```3```](https://evrimagaci.org/iterbiyum-10073)[```5```](https://bilimgenc.tubitak.gov.tr/periyodik-tablo/iterbiyum).\n\nBu iki element, nadir toprak elementleri olarak bilinir ve benzer kimyasal özelliklere sahip olsalar da farklı elementlerdir [```1```](https://tr.wikipedia.org/wiki/Nadir_toprak_elementi)[```2```](https://www.aydemperakende.com.tr/blog/nadir-toprak-elementi-nedir-ne-ise-yarar).","sources":[{"sourceId":1,"url":"https://tr.wikipedia.org/wiki/Nadir_toprak_elementi","title":"Nadir Toprak Elementi - Vikipedi","shownUrl":"https://tr.wikipedia.org/wiki/Nadir_toprak_elementi","rel":"nofollow"},{"sourceId":2,"url":"https://www.aydemperakende.com.tr/blog/nadir-toprak-elementi-nedir-ne-ise-yarar","title":"Nadir Toprak Elementi Nedir? 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