Dear1

Wax soo wadaban

Ytrium, 39y
Lambarka Atomic (Z) 39
Wejiga STP adke
Dhibcaha dhalaalaya 1799 K (1526 ° C, 2779 ° F)
Point karkaraya 3203 K (2930 ° C, 5306 ° F)
Cufnaanta (u dhow rt) 4.472 g / cm3
Marka dareere (mp) 4.24 G / cm3
Kuleylka qaladka 11.42 kj / mol
Kuleylka uumiga 363 KJ / mOL
Awoodda kuleylka 26.53 J / (mOL · K)
  • Ytrium okide

    Ytrium okide

    Ytrium okide, sidoo kale loo yaqaan ytttria, ayaa ah wakiilka ugu fiican ee macdanta macdanta ah ee loo yaqaan 'Spinel'. Waa walax hawada deggan, oo ah walax adag. Waxay leedahay dhibic dhalaalaysa (2450oc), xasilloonida kiimikada, oo ah mid taban oo ah ballaarinta kuleylka, hufnaanta labadaba muuqda (70%) iyo tamarta (60%) oo hoos udhaca ah ee photons. Waxay ku habboon tahay muraayadaha, optic iyo codsiyada dhoobada.