nikel

Njirimara nke Nickel

Nọmba atọm 28
Nọmba CAS 7440-02-0
Atọmk uka 58.69
Ebe mgbaze 1453 ℃
Ebe esi nri 2732 ℃
Atomiki olu 6.59g/cm³
Njupụta 8.90g/cm³
Ọdịdị kristal cubic chere ihu
Uba n'ime ụwa 8.4×101mg⋅kg-1
Ọsọ ụda 4970 (m/S)
Mgbasa ọkụ ọkụ 10.0×10^-6/℃
Thermal conductivity 71.4 w/m·K
Eletriki resistivity 20mΩ·m
Mohs isi ike 6.0
Vickers isi ike 215 HV

Atọmịk1

Nickel bụ metal siri ike, ductile na ferromagnetic nke na-egbu maramara nke ukwuu na nke na-eguzogide corrosion. Nickel so na otu ihe na-ahụ n'anya ígwè. Isi ihe mejupụtara ụwa bụ ígwè na nickel ihe mejupụtara ya. Nkume magnesium nke dị na eriri ahụ nwere nickel karịa silicon aluminum rocks, dịka ọmụmaatụ, peridotite nwere 1000 ugboro nickel karịa granite, na gabbro nwere okpukpu 80 karịa nickel karịa granite.

ihe onwunwe kemịkalụ

Njirimara kemịkalụ na-arụsi ọrụ ike, mana kwụsie ike karịa ígwè. Ọ na-esiri ike oxidize n'ikuku n'ime ụlọ okpomọkụ na ọ naghị adị mfe iji nitric acid meghachi omume. Waya nickel dị mma na-ere ọkụ ma na-emeghachi omume na halogens mgbe ọ na-ekpo ọkụ, jiri nwayọọ nwayọọ na-agbaze na acid dilute. Nwere ike nweta nnukwu hydrogen gas.

Ngwaahịa Nickel na-ekpo ọkụ

Dee ozi gị ebe a ziga anyị ya