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Boron

Qaybta 5 · 10.81 u

Madow p-block Waqtiga 2 _Dhaqdhaqaaq 13 Cidhiidhi at RT Wikipedia →

Boron waa metalloid muhiim u ah koritaanka beerta iyo in la isticmaalo in barnaamijyada warshadaha badan.

Eeg astaamaha

Atomic mass10.81 u
Cidhiidhi2.34 g/cm³
Natiijooyinka2349.0 K
Natiijooyinka4200.0 K
MuuqaalkaWaa Buuxo dhalaalinaysa.
Xaaladda heerkulka qolkaCidhiidhi

Eegista

Electronegativity2.04 (Pauling)
1st Ionization800.6 kJ/mol
Istaraatiijiyad26.7 kJ/mol
Nidaamka+1, +2, +3

_Cusub:

Nidaamka[He] 2s2 2p1
Awooda87.0 pm
Xaraf84.0 pm
Van der Waals192.0 pm

Dib u eegista

La OgaadayJoseph Louis Gay-Lussac, Louis Jacques Thenard
Sannadka la helay1808
_MeelParis, Faransiiska
MagacaabistaArabic 'buraq' ama Farsi 'burah' macnaheedu waa borax

_Warbixinta Boron

Boron waa metalloid oo ka jira polymorphs badan, oo ugu badan ee caadiga ah oo ah budada cagaaran amorphous iyo qaabab birta madow. Waa micronutrient muhiim ah ee dhirta laakiin cayayaanka in ka badan. Boron isku darka waxaa la ogyahay in kun oo sano. Boron daahir ah waxaa markii ugu horeysay la soo saaray 1808.

Barnaamijyada

Borosilicate glass (Pyrex), fiberglass insulation, dharka dhalaalaya (borax), semiconductor dopant, iyo neutron absorber in reactors nukliyeerka.

Xaqiiqo xiiso leh

Boron nitride waxay u samaysan kartaa dhisme ku dhow sida adag sida diamond iyo waxaa sidoo kale loo yaqaan 'graphene cad'.

Isotoobyo

Tirada Tirada Half-Life Xasiloon
10 0.199% - Haa
11 0.801% - Haa

Nidaamka

[He] 2s2 2p1

La barbardhigo

La barbardhigo qaybaha kale

Fur Qalabka La Xiriirinta
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