Rh

i-Rhodium

Ingxenye 45 · 102.91 u

I-Transition Metal d-block Isikhathi 5 Iqembu 9 Iqinile ku-RT I-Wikipedia →

I-Rhodium iyinye yezinto ezincane kakhulu nezibiza kakhulu zensimbi ezisezingeni eliphakeme, ezithandwa kakhulu ngenxa yobukhali bayo.

Izici Zobuchopho

I-Atom Mass102.91 u
Ubukhulu12.41 g/cm³
Izinga lokuncibilika2237.0 K
Izinga lokubopha3968.0 K
UkubonakalaIsibhakabhaka-simhlophe esimnyama
Isimo ku-Room TempIqinile

Izici ze-chemical

Electronegativity2.28 (I-Pauling)
I-Ionization Energy719.7 kJ/mol
I-electron affinity109.7 kJ/mol
I-Oxidation States+1, +2, +3, +4, +5, +6

Izici ze-Atom

I-electron[Kr] 4d8 5s1
I-Atom Radius134.0 pm
I-Covalent Radius142.0 pm
I-Van der Waals Radius195.0 pm

Ukuqapha

Itholakele nguWilliam Hyde Wollaston
Unyaka wokuqamba1803
Indawoi-London, i-England
Ibizwa ngei-Greek 'rhodon' isho i-rose, kusuka kumbala wayo we-salts

Malunga i-Rhodium

I-Rhodium iyi-ultra-rare, i-silvery-white, inzima, futhi imelana nokugqwala. I-Rhodium ine-reflection ephezulu yanoma iyiphi i-metal futhi iyinye yezinto ezibiza kakhulu ze-metal emhlabeni.

Izisebenziso

Ama-catalytic converters, ama-jewelry plating, ama-laboratory crucibles, nama-optical instruments.

Iqiniso elijabulisayo

I-80% ye-rhodium yezwe isetshenziswa kuma-catalytic converters, futhi ivame ukuba ngcono kunegolide noma i-platinum.

Isibonisi

Inani le-mass Ubukhulu Isikhathi esingu-half-life Iqinile
103 1.0% - Yebo

I-electron

[Kr] 4d8 5s1

Qhathanisa

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