Ngwaahịa
Holmium, 67Ho | |
Nọmba atọm (Z) | 67 |
Usoro na STP | siri ike |
Ebe mgbaze | 1734 K (1461 Celsius, 2662 Celsius) |
Ebe esi nri | 2873 K (2600 Celsius, 4712 °F) |
Njupụta (nke dị nso rt) | 8.79g/cm3 |
mgbe mmiri mmiri (na mp) | 8.34 g/cm3 |
Okpomọkụ nke ngwakọta | 17.0 kJ / mol |
Okpomọkụ nke vaporization | 251 kJ / mol |
Ike okpomọkụ molar | 27.15 J/(mol·K) |
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Holmium oxide
Holmium (III) oxide, ma ọ bụholium oxidebụ isi iyi Holmium kwụsiri ike nke ukwuu. Ọ bụ kemịkalụ kemịkalụ nke Holmium na-adịghị ahụkebe na ikuku oxygen nwere usoro Ho2O3. Holmium oxide na-apụta n'ụzọ dị nta na mineral monazite, gadolinite, na na mineral ndị ọzọ na-adịghị ahụkebe. Holmium metal dị mfe oxidizes na ikuku; ya mere ọnụnọ nke holmium n'okike bụ otu nke holmium oxide. Ọ dabara maka ngwa iko, optic na seramiiki.