Rh

Barium

Qaybta 45 · 102.91 u

Midab: d-block Waqtiga 5 _Dhaqdhaqaaq 9 Cidhiidhi at RT Wikipedia →

Rhodium waa mid ka mid ah kuwa ugu yar iyo ugu qaalisan ee birta qaali ah, qiimaha u ah reflectivity.

Eeg astaamaha

Atomic mass102.91 u
Cidhiidhi12.41 g/cm³
Natiijooyinka2237.0 K
Natiijooyinka3968.0 K
MuuqaalkaMadow oo fidsan oo bir ah
Xaaladda heerkulka qolkaCidhiidhi

Eegista

Electronegativity2.28 (Pauling)
1st Ionization719.7 kJ/mol
Istaraatiijiyad109.7 kJ/mol
Nidaamka+1, +2, +3, +4, +5, +6

_Cusub:

Nidaamka[Kr] 4d8 5s1
Awooda134.0 pm
Xaraf142.0 pm
Van der Waals195.0 pm

Dib u eegista

La OgaadayWilliam Hyde Wollaston
Sannadka la helay1803
_MeelLondon, England
MagacaabistaGiriigga 'rhodon' macnaheedu waa rose, ka mid ah midabka cusbada

_Warbixinta Barium

Rhodium waa ultra-yar, silvery-cagaaran, adag, iyo daxalka-ka-hortag. Waxay leedahay ka dib-u-eegis sare ee metal kasta oo waa mid ka mid ah metals ugu qaalisan ee dunida.

Barnaamijyada

Qaab-dhisayaasha catalytic, qurxinta, labbo labbo, iyo qalabka optics.

Xaqiiqo xiiso leh

Ku saabsan 80% ee dunida rhodium waxaa loo isticmaalaa in convertors catalytic, iyo waa badanaa ka qaalisan dahab ama platinum.

Isotoobyo

Tirada Tirada Half-Life Xasiloon
103 1.0% - Haa

Nidaamka

[Kr] 4d8 5s1

La barbardhigo

La barbardhigo qaybaha kale

Fur Qalabka La Xiriirinta
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