raro1

Hua

Europium, 63Eu
Tau ngota (Z) 63
Wāhanga i STP mārō
Te rewa 1099 K (826 °C, 1519 °F)
Kohuatanga 1802 K (1529 °C, 2784 °F)
Kiato (tata ki te rt) 5.264 g/cm3
ina wai (i te mp) 5.13 g/cm3
Te wera o te hanumi 9.21 kJ/mol
Te wera o te kohu 176 kJ/mol
Te kaha o te wera molar 27.66 J/(mol·K)
  • Europium(III) Oxide

    Europium(III) Oxide

    Europium(III) Oxide (Eu2O3)he pūhui matū o te europium me te hāora. He ingoa ano te Europium oxide ko Europia, Europium trioxide. He mawhero te tae o te Europium oxide. E rua nga hanganga rereke o te Europium oxide: cubic me te monoclinic. He rite tonu te ahua o te waikura europium kua hangaia ki te konupora waikura. He iti te wairewa o te Europium oxide ki te wai, engari ka memeha noa ki te waikawa kohuke. Ko te Europium oxide he rauemi waiariki e mau ana he ira whakarewa i te 2350 oC. Ko nga taonga maha-pai o Europium oxide penei i te aukume, te whatu me te rama rama he mea nui tenei rauemi. He kaha te Europium oxide ki te ngongo i te makuku me te waro ki te hau.