Scandamium, yemwe chizindikiro cha mankhwala omwe chimakhala cha sc ndi nambala yake ya atomiki ndi 21, ndi chitsulo choyera, choyera choyera. Nthawi zambiri imasakanikirana ndi gadolinium, erbium, etc., ndi kutulutsa pang'ono komanso mtengo wokwera. Valence wamkulu ndi malo oxidation + okonda.
Scandariyo ilipo mu michere yambiri ya padziko lapansi, koma ochepa mineration minerandu yachilengedwe yokha imatha kutumizidwa kudziko lapansi. Chifukwa cha kupezeka kochepa komanso kuvuta pokonzekera scandarium, m'zigawo zoyambirira zidachitika mu 1937.
Scandarium ali ndi maziko apamwamba, koma kachulukidwe wake ndi pafupi ndi aluminiyamu. Malingana ngati zikwi zochepa za scandium imawonjezeredwa ku aluminium, gawo latsopano la Al3c lipangidwe, lomwe lidzasinthitsa chiwonetsero cha aluminiyamu ndikusintha mawonekedwe a mawonekedwe ndi katundu wa aboy, kotero mukudziwa gawo lake. Scandarium imagwiritsidwanso ntchito mopepuka mokweza mawu owuma monga scandarium titanium aloy alyoy magnesium
Tiyeni tiwone kalifupi kuti tidziwe zambiri zamunthu
Okwera mtengo! Okwera mtengo! Ochepa mantha ndi zinthu zosowa izi zitha kugwiritsidwa ntchito pa sharder ndi maroketi.
Zakudya, scandarium imatengedwa ngati yopanda poizoni. Chiyeso cha nyama zoyesedwa ndi ziwopsezo zatha, ndipo mgulu la pakati wa scandam chloride watsimikiza mtima ngati 4 mg / kg mkamwa makonzedwe. Kuchokera pazotsatira izi, mankhwala owopsa ayenera kuthandizidwa ngati mankhwala osokoneza bongo.
Komabe, m'magawo ochulukirapo, mafuta a scanda amagwiritsidwa ntchito ngati zokometsera zamatsenga, ngati mchere, shuga kapena monodium yongofuna pang'ono kuti apange chomaliza.
Post Nthawi: Jul-04-2022