Nickel is a chemical element with the symbol Ni and atomic number 28. It is a silvery-white lustrous metal with a slight golden tinge. Nickel belongs to the transition metals and is hard and ductile. Nickel yakachena, yakasvibiswa kuti iwedzere nzvimbo yekupindura, inoratidza chiitiko chakakosha chemakemikari, asi zvidimbu zvakakura zvinononoka kuita nemhepo pasi pemamiriro ezvinhu akajairwa nekuti oxide inoumba rukoko pamusoro uye inodzivirira kuwedzera ngura (passivation). Kunyange zvakadaro, nickel yakachena yemuno inowanikwa mupasi repasi chete muzvikamu zvidiki, kazhinji mumatombo eultra-mafic, uye mukati memameteorite makuru e nickel<unk>iron asina kuratidzwa kune okisijeni kunze kwemuchadenga wepasi. Mubvunzo: Ndeupi ruvara?
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