Anwansi nke uwa

Lanthanum oxide,molularLa2o3, molecular arọ 325.8091. Eji eji eme ihe eji eme ihe na igwe eji eme ihe.

Na Na Na

Jiri mmiri na-agbanye mmiri ma ọ dị mfe soluble na acid iji mepụta nnu.

A na-ekpughere ikuku, ọ dị mfe ịnabata carbon dioxide na mmiri, jiri nwayọ tụgharịa n'ime carbonanum lanthanum.

Na-ere ọkụlanthanum oxidejikọta mmiri iji hapụ nnukwu okpomọkụ.

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Ọdịdị na akụrụngwa: ntụ ntụ na-acha ọcha.

Njupụta: 6.51 g / ml na 25 Celsius C

Melting Point: 2315 Celsius C, Way Point: 4200 Celsius C

Solubality: soluble na acid na ammonium chloride, na - anoculable na mmiri na Ketones.

Nsoroidiyo

1. Ihe ndị dị na mpụga ahụ bụ nke a na-ahụ maka ngbapụ ụwa mgbe iwepu CEOTITE, nke nwere ihe dị ka CEO2, 116-7% pr6o5, na 30% ND2O3. Ewepụtara ya n'ime σ arịsịrị ala nke n 'ụbara nke 320-330g / l nke Rxoy na-anọpụ iche nke ụwa na-eji usoro p350 maka mmịpụta 35-38. Ngwọta nke nwere ngbanwe nwere lanthanum na amonia, nke nwere aciaria, nke nwere acid acid, wee kpoo ma kpọọ ya ọkụ iji nweta ngwaahịa emechara nke lanthanum oxide. Ewepụtara ya na a na-esite na nke na-eme ihe na-egbu egbu ma ọ bụ kwadebere ya site na ọkụ laration Lanthanum ma ọ bụ nitrate. Enwere ike inweta ya site na ikpo oku na decompose oxite nke Lanthanum.

2. Ebe e (oh) 3 n'ime platinum obere, kpọọ nkụ na 200 ℃, ọkụ na 500 ℃, ma na -ebelata lanthanum oxide.

Akwukwo icho oru

Eji eji eme ihe eji eme ihe na igwe eji eme ihe. Ejirikwa ya na ụlọ ọrụ elektrik dị ka ndị ike seramiiki na ihe mgbakwunye Cerieelectric. A na-ejikwa ya dị ka akụrụngwa maka mmepụta nke lanthanum bority na dịka ihe na-ahụ maka mkpokọta mmanụ.

Ubi ngwa: Turi tumadi na-emepụta ihe na-eme ihe na-arụ ọrụ na-arụ ọrụ, bọọdụ dị elu, ọ dị mma maka ịme cameras, igwefoto, na tebụl maka ngwa ngwa ngwa ngwa ngwa. A na-ejikwa ya na-emepụta ihe ndị na-eme seramiiki, achịcha seramic ceramic, na x-ray luminescents dị kalanthanum bromidentụ ntụ. Ewepụtara ya site na coompphate phosphate nke lantphate ma ọ bụ nweta ya site na ị na-ere ụgbọ ala lanthanum ma ọ bụ nitrate. Enwere ike inweta ya site na ikpo oku na decompose oxite nke Lanthanum. Ejiri dị ka onye na-eche ihe dị iche iche maka mmeghachi omume dị iche iche, dị ka oxidalic mita carbon nke carbon monoxide mgbe carbon monoxide nke carbon monoxide na methane mgbe etinyere ya na palladium. Lanthanum oxide na-emegharị na lithium oxide ma ọ bụ zirconia (1%) nwere ike iji mepụta magnet. Ọ bụ ihe nlele dị mma nke ukwuu maka njikọta nke oxidit nke methane iji mepụta Ethane na ethylene. Ejiri iji meziwanye ndọpụta ọnọdụ dị iche iche na akụrụngwa nke ihe eji eme ihe (Batio3) na Strontium Titanate (SRTIO3) Ferrolectrics, yana imepụta fiber Optic ngwaọrụ na iko anya.