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Badeecadaha

Lanthanum, 57La
Lambarka atamka (Z) 57
Marxaladda STP adag
Barta dhalaalaysa 1193 K (920 °C, 1688 °F)
Barta karkarinta 3737 K (3464 °C, 6267 °F)
Cufnaanta (ku dhow rt) 6.162 g/cm3
marka dareere (mp) 5.94 g/cm3
Kulaylka isku-dhafka 6.20 kJ/mol
Kulaylka uumiga 400 kJ/mol
Awoodda kulaylka molar-ka 27.11 J/(mol·K)
  • Lanthanum Hexaboride

    Lanthanum Hexaboride

    Lanthanum Hexaboride (LaB6,oo sidoo kale loo yaqaan lanthanum boride iyo LaB) waa kiimiko aan dabiici ahayn, borode ka mid ah lanthanum. Maadaama ay tahay walxo dhoobo ah oo aan milmin oo leh dhibic dhalaalaysa oo ah 2210 °C, Lanthanum Boride aad uma milmo biyaha iyo aashitada hydrochloric, waxayna isu beddeshaa oksaydh marka la kululeeyo (calcined). Shaybaarada Stoichiometric waxaa lagu midabeeyaa guduud-violet xooggan, halka kuwa boron-ka hodanka ku ah (ka sarreeya LaB6.07) ay yihiin buluug.Lanthanum Hexaboride(LaB6) waxaa loo yaqaanaa adkaanteeda, xooggeeda farsamo, sii deynta kulaylka, iyo sifooyinka plasmonic ee xooggan. Dhawaan, farsamo cusub oo isku-dhafan oo heerkul dhexdhexaad ah ayaa la sameeyay si toos ah loogu sameeyo nanoparticles-ka LaB6.

  • Lanthanum (La)Oxide

    Lanthanum (La)Oxide

    Lanthanum Oxide, oo sidoo kale loo yaqaan isha Lanthanum ee kuleylka deggan oo aad u milmi karta, waa isku-dhis aan organic ahayn oo ka kooban curiyaha dhulka ee naadirka ah ee lanthanum iyo oksijiinta. Waxay ku habboon tahay codsiyada galaaska, indhaha iyo dhoobada, waxaana loo isticmaalaa qaar ka mid ah walxaha ferroelectric, waana quudin loogu talagalay kiciyeyaasha qaarkood, iyo isticmaal kale.

  • Lanthanum Kaarboonate

    Lanthanum Kaarboonate

    Lanthanum Kaarboonatewaa milix ay sameeyeen cations-ka lanthanum (III) iyo anions-ka carbonate oo leh qaacidada kiimikada La2 (CO3)3. Lanthanum carbonate waxaa loo isticmaalaa sidii walxo bilow ah oo ku jira kiimikada lanthanum, gaar ahaan sameynta oksaydhyo isku dhafan.

  • Lantanum(III) Koloriid

    Lantanum(III) Koloriid

    Lanthanum(III) Chloride Heptahydrate waa isha Lanthanum ee crystalline-ka ah ee biyaha ku milma, kaas oo ah isku-dhis aan dabiici ahayn oo leh qaacidada LaCl3. Waa milix caadi ah oo lanthanum ah oo inta badan loo isticmaalo cilmi-baarista isla markaana la jaan qaada chlorides. Waa adag cad oo aad ugu milma biyaha iyo aalkolada.

  • Lanthanum Hydroxide

    Lanthanum Hydroxide

    Lanthanum Hydroxidewaa isha Lanthanum ee crystalline-ka ah oo aad u milmi karin biyaha, kaas oo laga heli karo iyadoo lagu daro alkali sida ammonia xalalka biyaha ee cusbada lanthanum sida lanthanum nitrate. Tani waxay soo saartaa daadad u eg jel oo markaa lagu qalajin karo hawada. Lanthanum hydroxide si fiican ugama falgasho walxaha alkaline, si kastaba ha ahaatee si yar ayuu ugu milmaa xalka aashitada. Waxaa loo isticmaalaa si la mid ah jawiga pH ee sare (aasaasiga ah).