Ọ bụ ihe mejupụtara kemịkalụ nwere akara kemịkalụ Ni na nọmba atọm 28. Ọ bụ ọla ọcha na-acha ọcha na-acha ọcha nke nwere ihe ngosi ọla edo na agba ọcha ya. Nickel bụ metal mgbanwe, siri ike na ductile. Ọrụ kemịkalụ nke nickel dị ọcha dị nnọọ elu, a pụkwara ịhụ ọrụ a na ọnọdụ ntụ ntụ bụ ebe a na-emeziwanye ebe elu na-emeghachi omume, ma nnukwu nickel metal na-eji nwayọọ nwayọọ na-emeghachi omume na ikuku gbara ya gburugburu n'ihi na oyi akwa nke oxide etolitela n'elu. . ihe. N'agbanyeghị nke ahụ, n'ihi oke ọrụ zuru oke n'etiti nickel na oxygen, ọ ka na-esiri ike ịchọta nickel eke eke n'elu ụwa. Nickel eke dị n'elu ụwa jikọtara ya na nnukwu nickel-iron meteorites, n'ihi na meteorites adịghị enweta oxygen mgbe ha nọ na mbara igwe. N'ụwa, a na-ejikọta nickel anụ ahụ mgbe niile na ígwè, na-egosipụta na ha bụ isi njedebe nke supernova nucleosynthesis. A na-ekwenyekarị na isi ụwa bụ ngwakọta nickel-iron mejupụtara.
Ojiji nke nickel (ihe nickel-iron sitere n'okike) malitere na 3500 BC. Axel Frederick Kronstedt bụ onye mbụ wepụrụ nickel wee kọwapụta ya dị ka ihe mejupụtara kemịkalụ na 1751, n'agbanyeghị na ọ tụgharịrị na nickel ore maka ịnweta ọla kọpa. Aha mba ọzọ nke nickel sitere na goblin na-adịghị mma nke otu aha ahụ na akụkọ ifo nke ndị na-egwuputa ihe German (Nickel, nke yiri aha aha "Old Nick" maka ekwensu na Bekee). . Ebe kachasị mma nke nickel bụ iron ore limonite, nke nwere 1-2% nickel n'ozuzu ya. Ihe ndị ọzọ dị mkpa maka nickel gụnyere pentlandite na pentlandite. Ndị na-emepụta nickel bụ isi gụnyere mpaghara Soderbury na Canada (nke a na-ekwenyekarị na ọ bụ olulu mmetụta meteorite), New Caledonia na Pacific Ocean, na Norilsk na Russia.
N'ihi na nickel oxidizes nwayọọ nwayọọ na ọnụ ụlọ okpomọkụ, a na-ewerekarị ya dị ka corrosion eguzogide. N'ihi nke a, a na-eji nickel eme ihe n'akụkọ ihe mere eme dị iche iche, dị ka ọla (dị ka ígwè na brass), ime ihe ndị dị na kemịkalụ, na ụfọdụ alloys ndị dị mkpa iji nọgide na-emecha ọlaọcha na-egbuke egbuke (dị ka ọlaọcha nickel). . Ihe dị ka 6% nke mmepụta nickel n'ụwa ka na-eji maka ịkwanye nickel dị ọcha na-eguzogide corrosion. Nickel bụbu ihe a na-ahụkarị na mkpụrụ ego, ma nke a ejirila ígwè dị ọnụ ala dochie ya, ọ bụghịkwa n'ihi na ụfọdụ ndị nwere ihe nfụkasị anụ ahụ na nickel. N'agbanyeghị nke a, Britain malitekwara ịkpụ mkpụrụ ego na nickel ọzọ n'afọ 2012, n'ihi mkpesa nke ndị ọkachamara n'ihe gbasara anụ ahụ.
Nickel bụ otu n'ime naanị ihe anọ bụ ferromagnetic n'ime ụlọ okpomọkụ. Ihe ndọta na-adịgide adịgide alnico nwere nickel nwere ike ndọta n'etiti nke ihe ndọta na-adịgide adịgide nwere ígwè na ihe ndọta ụwa na-adịghị ahụkebe. Ọnọdụ nickel na ụwa ọgbara ọhụrụ bụ nke ukwuu n'ihi alloys dị iche iche. A na-eji ihe dị ka 60% nke mmepụta nickel n'ụwa na-emepụta nchara dị iche iche (karịsịa igwe anaghị agba nchara). Alloys ndị ọzọ a na-ahụkarị, yana ụfọdụ superalloys ọhụrụ, na-akpata ihe fọrọ nke nta ka ọ bụrụ ihe niile fọdụrụ n'iji nickel ụwa. Eji kemịkalụ mee ogige na-erughị 3 pasent nke mmepụta nickel. Dị ka ngwakọta, nickel nwere ọtụtụ ojiji a kapịrị ọnụ n'ichepụta kemịkalụ, dịka ọmụmaatụ dị ka ihe na-akpata mmeghachi omume hydrogenation. Enzymes nke ụfọdụ microorganisms na osisi na-eji nickel dị ka saịtị na-arụ ọrụ, ya mere nickel bụ ihe dị mkpa maka ha. [1]