Mn

Manganese

Ingxenye 25 · 54.938 u

I-Transition Metal d-block Isikhathi 4 Iqembu 7 Iqinile ku-RT I-Wikipedia →

I-manganese iyinsimbi eqinile, eqinile, ebalulekile ekukhiqizeni insimbi kanye nesayensi yemvelo.

Izici Zobuchopho

I-Atom Mass54.938 u
Ubukhulu7.44 g/cm³
Izinga lokuncibilika1519.0 K
Izinga lokubopha2334.0 K
UkubonakalaIsibhakabhaka esimnyama
Isimo ku-Room TempIqinile

Izici ze-chemical

Electronegativity1.55 (I-Pauling)
I-Ionization Energy717.3 kJ/mol
I-electron affinity-50.0 kJ/mol
I-Oxidation States+1, +2, +3, +4, +5, +6, +7

Izici ze-Atom

I-electron[Ar] 3d5 4s2
I-Atom Radius127.0 pm
I-Covalent Radius139.0 pm
I-Van der Waals Radius197.0 pm

Ukuqapha

Itholakele nguJohan Gottlieb Gahn
Unyaka wokuqamba1774
Indawoi-Stockholm, i-Sweden
Ibizwa ngeIsiLatini'magnes' isho'magnet', noma isi-Italian'manganese'

Malunga Manganese

I-manganese iyinsimbi eqinile, eqinile, emnyama-emnyama etholakala njalo nensimbi. Ibalulekile kuzo zonke izilwane eziphilayo njenge-cofactor ye-enzymes eziningi. I-oxygen-evolved complex kwi-photosystem II isebenzisa i-manganese ukuhlukanisa amanzi.

Izisebenziso

Ukukhiqizwa kwensimbi, amabhethri eselula emanzi, ama-alloys e-aluminium, i-potassium permanganate, kanye ne-glass decolorizer.

Iqiniso elijabulisayo

I-manganese ibalulekile ekusebenzeni kwe-photosynthesis -- ngaphandle kwayo, izitshalo azikwazi ukuhlukanisa amanzi ukuze zikhiqize i-oxygen esiyiphefumulayo.

Isibonisi

Inani le-mass Ubukhulu Isikhathi esingu-half-life Iqinile
55 1.0% - Yebo

I-electron

[Ar] 3d5 4s2

Qhathanisa

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