Zitsulo zapadziko lapansi kapena michere?

Zitsulo zapadziko lapansi kapena michere?

Dziko lapansindi chitsulo. Padziko lapansi ndi nthawi yodziwika bwino ya zitsulo za 17 pagome la nthawi yayitali, kuphatikizapo zinthu za Lantanide ndi Scandarium ndi YNTrium. Pali mitundu 250 ya michere yaikulu yachilengedwe. Munthu woyamba yemwe adapeza padziko lapansi anali a Chinema cha Chinema cha Flolin. Mu 1794, adalekanitsa mtundu woyamba wa nyama zamtundu wambiri kuchokera ku ore wofanana ndi phula.

Dziko loipali ndi nthawi yodziwika bwino ya zinthu zazing'ono za 17 munjira yanthawi yazinthu zamankhwala. Ndiwo dziko lapansi.Lanthanum, Cerium, Prageymium, Nentonymium, promethium, Samarium, ndi europium; Zinthu zolemera zamtundu wambiri: Gadolinium, triwalium, dysprium, hollmium, erbium, thyster, ytterbium, lutetium, ndi yttrium.Anthu okhala padziko lapansi ali ngati michere ya mchere, chifukwa chake amakhala michere m'malo dothi. China ili ndi zolemera kwambiri padziko lapansi, zimakhazikika m'magawo ndi m'mizinda monga ku Mongolia, Shandong, Sichuan, Jiangxi, ndi zina zakumwera.

Anthu osowa kwambiri padziko lapansi wamba padziko lapansi amakhala ngati mu mtundu wa carbonaker carbon, fluorides, ma phosphates, oxiders. Zinthu zanthawi zonse padziko lapansi ziyenera kusinthidwa kukhala zosungunuka m'madzi kapena ma inicleganic acid zosintha zamankhwala, kenako zimapangidwa, zomwe zingagwiritsidwe ntchito, zomwe zingagwiritsidwe ntchito ngati zinthu zosafunikira padziko lapansi. Njirayi imatchedwa kuti kuchitika pansi pano kwambiri padziko lonse lapansi, imadziwikanso ngati chithandizo chamankhwala.