Ngwaahịa
| Yttrium, afọ 39 | |
| Nọmba atọm (Z) | 39 |
| Oge na STP | siri ike |
| Ebe agbaze | 1799 K (1526 °C, 2779 °F) |
| Ebe isi mmiri | 3203 K (2930 °C, 5306 °F) |
| Njupụta (dị nso rt) | 4.472 g/cm3 |
| mgbe mmiri mmiri (na mp) | 4.24 g/cm3 |
| Okpomọkụ nke njikọta | 11.42 kJ/mol |
| Okpomọkụ nke vaporization | 363 kJ/mol |
| Ike okpomọkụ molar | 26.53 J/(mol·K) |
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Oxide Yttrium
Oxide Yttrium, nke a makwaara dị ka Yttria, bụ ihe na-eme ka spinel dị mma nke ukwuu. Ọ bụ ihe siri ike nke na-anaghị agbanwe agbanwe, nke na-acha ọcha. O nwere ebe na-agbaze nke ukwuu (2450oC), nkwụsi ike kemịkalụ, obere ọnụọgụ nke mgbasawanye okpomọkụ, nnukwu nghọta maka ma ìhè a na-ahụ anya (70%) na infrared (60%), ike dị ala nke photons. Ọ dabara adaba maka ojiji iko, optic na seramiiki.