Nā huahana
Europium, 63Eu | |
Helu ʻAtoma (Z) | 63 |
Hana ma STP | paa |
Lae hehee | 1099 K (826 °C, 1519 °F) |
Lae paila | 1802 K (1529 °C, 2784 °F) |
ʻO ka mānoanoa (kokoke rt) | 5.264 g/cm3 |
ka wai (ma mp) | 5.13 g/cm3 |
Ka wela o ka hui ʻana | 9.21 kJ/mol |
Ka wela o ka mahu | 176 kJ/mol |
Ka hiki wela molar | 27.66 J/(mol·K) |
-
Europium(III) Oxide
Europium(III) Oxide (Eu2O3)he hui kemika o ka europium a me ka oxygen. He mau inoa ʻē aʻe ka Europium oxide e like me Europia, Europium trioxide. He ʻulaʻula keʻokeʻo keʻokeʻo ʻo Europium oxide. ʻElua mau hanana like ʻole o ka Europium oxide: cubic a me monoclinic. Ua aneane like ka cubic structured europium oxide me ka magnesium oxide. ʻAʻole hiki ke hoʻoheheʻe ʻia ka Europium oxide i ka wai, akā hiki ke hoʻoheheʻe ʻia i loko o nā ʻakika mineral. He mea paʻa wela ka Europium oxide me ka helu heheʻe ma 2350 oC. ʻO ka Europium oxide ka waiwai nui e like me ka magnetic, optical a me ka luminescence waiwai i mea nui i kēia mea. Hiki i ka Europium oxide ke komo i ka makū a me ka carbon dioxide i ka lewa.