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Ngwaahịa

Aluminom  
Akara Al
Usoro na STP siri ike
Ebe mgbaze 933.47 K (660.32 Celsius, 1220.58 Celsius)
Ebe esi nri 2743 K (2470 Celsius, 4478 Celsius)
Njupụta (nke dị nso rt) 2.70 g / cm3
mgbe mmiri mmiri (na mp) 2.375 g/cm3
Okpomọkụ nke ngwakọta 10.71 kJ / mol
Okpomọkụ nke vaporization 284 kJ / mol
Ike okpomọkụ molar 24.20 J/ (mol·K)
  • Aluminom oxide alfa-phase 99.999% (ihe ndabere ọla)

    Aluminom oxide alfa-phase 99.999% (ihe ndabere ọla)

    Aluminom oxide (Al2O3)bụ ihe na-acha ọcha ma ọ bụ ihe fọrọ nke nta ka ọ bụrụ nke na-enweghị ụcha, yana ngwakọta kemịkalụ nke aluminom na oxygen.Emere ya site na bauxite na nke a na-akpọkarị alumina ma nwee ike ịkpọ ya aloxide, aloxite, ma ọ bụ alundum dabere na ụdị ma ọ bụ ngwa.Al2O3 dị ịrịba ama na iji ya na-emepụta ọla aluminom, dị ka abrasive n'ihi ike ya, yana dị ka ihe mgbagha n'ihi nnukwu agbaze ya.