Ma yihiin kuwa naafada dhulka ah ama macdanta?
Dhulka dhif ahwaa bir. Dhulka dhif ah waa erey wadareed oo ah 17 qaybood oo bir ah miiska xilliyada, oo ay ku jiraan walxaha Lanthanide iyo scondium iyo ytrium. Waxaa jira 250 nooc oo macdano macdanta dhulka ah oo dabiici ah oo dabiici ah. Qofka ugu horeeya ee helay Dhulka dhif ah waxay ahayd farmashiyaha luqada Gadanolin. Sannadkii 1794, wuxuu kala soocay nooctii ugu horreysay ee dhulka dushiisa ee dhif ah oo ka soo jeeda miro culus oo la mid ah oo la mid ah astert.
Dhulka dhif ah waa erey wadareed oo ah 17 qaybood oo macdan ah oo ku jira miiska xilliyada ee walxaha kiimikada. Iyagu waa dhul yar oo fudud,Lanthanum, Clim, Praseymium, nedoysmium, printothium, Samaarium, iyo Europium; Waxyaabaha Dhulka culus ee culus: dhaqdhaqaaqyo dabiici ah, Terbium, Dysprosium, Holfium, Ergium, yattbium, Lututium, iyo ytrium, iyo ytrium.Dhul dhif ah ayaa u jira sidii macdano, sidaa darteed iyagu waa macdan mooyaane halkii ay ka ahaan lahaayeen ciidda. Shiinaha ayaa leh kaydka dhulka ee ugu qanisan, inta badan waxay ku urursan tahay gobollada iyo magaalooyinka sida gudaha Mondolia, Shangon, Sicengxi, iwm, oo leh Dhulka Addor-ku-dhexaadka koonfurta ION-ga
Dhulka dhif ah ee dhulka dhif ah waxay guud ahaan ku jiraan qaab kaarboor ah, oororoolos, foloros, fosfooras, oxicas, ama silsilado. Waxyaalaha dhulka dhif ah waa in loo beddelaa xeryahooda ku dhex milma aashitada biyaha ama atorginic acids kiimikaad oo kaladuwan, ka-kala-goynta, oo loo isticmaali karo badeecadaha dhulka, oo loo isticmaali karo badeecadaha dhulka. Hawshan waxaa loo yaqaannaa Dhulka Dhismeyaasha Dhulka ee Dhul-darrada ah Gocogists, oo sidoo kale loo yaqaan daaweynta hore.
Waqtiga Post: apr-23-2023