Ho

Halmaam

Qaybta 67 · 164.93 u

Lanthanide f-block Waqtiga 6 Cidhiidhi at RT Wikipedia →

Holmium waxaa leh ugu sarreeya magnetic mar kasta oo ka mid ah qaybta dabiiciga ah.

Eeg astaamaha

Atomic mass164.93 u
Cidhiidhi8.795 g/cm³
Natiijooyinka1734.0 K
Natiijooyinka2993.0 K
MuuqaalkaMadow oo fidsan oo bir ah
Xaaladda heerkulka qolkaCidhiidhi

Eegista

Electronegativity1.23 (Pauling)
1st Ionization581.0 kJ/mol
Istaraatiijiyad32.61 kJ/mol
Nidaamka+2, +3

_Cusub:

Nidaamka[Xe] 4f11 6s2
Awooda176.0 pm
Xaraf192.0 pm
Van der Waals216.0 pm

Dib u eegista

La OgaadayPer Teodor Cleve
Sannadka la helay1878
_MeelUppsala, Sweden
MagacaabistaLatin 'Holmia' macnaheedu waa Stockholm

_Warbixinta Halmaam

Holmium waa mid fudud, silvery, iftiinka metalic dhulka yar yar qaybta leh waqtiga magnetic ugu sarreeya ee wax kasta oo dabiiciga ah ee ka dhaca qaybta. Waa ku si tartiib ah u deggan yahay hawada qalalan heerkulka qolka.

Barnaamijyada

Magnets, nuclear reactor xakamaynta rods, lasers caafimaad (holmium: YAG), iyo spectrophotometer cabirka.

Xaqiiqo xiiso leh

Holmium waxaa leh ugu sarreeya magnetic mar kasta oo dabiiciga ah ee ka dhaca qayb kasta oo waxaa loo isticmaalaa in la abuuro qaar ka mid ah xoogga badan ee dhulalka magnetic artificial.

Isotoobyo

Tirada Tirada Half-Life Xasiloon
165 1.0% - Haa

Nidaamka

[Xe] 4f11 6s2

La barbardhigo

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