Rhodium(III) hydroxide

{{more citations needed|date=August 2021}}

{{Chembox

|Section1={{Chembox Identifiers

| CASNo = 21656-02-0

| CASNo_Ref = {{Cascite|changed|CAS}}

| ChemSpiderID = 62910110

| DTXSID = DTXSID80944256

| EC_number = 244-508-2

| PubChem = 88993

| StdInChI=1S/3H2O.Rh/h3*1H2;/q;;;+3/p-3

| StdInChIKey = KTEDZFORYFITAF-UHFFFAOYSA-K

| SMILES = [OH-].[OH-].[OH-].[Rh+3]

}}

|Section2={{Chembox Properties

| Rh=1|O=3|H=3

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|Section7={{Chembox Hazards

| GHSPictograms = {{GHS07}}

| GHSSignalWord = Warning

| HPhrases = {{H-phrases|302|312|315|319|332|335|413}}

| PPhrases = {{P-phrases|261|264|270|271|273|280|301+312|302+352|304+312|304+340|305+351+338|312|321|322|330|332+313|337+313|362|363|403+233|405|501}}

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|Section8={{Chembox Related

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Rhodium(III) hydroxide is a chemical compound with the formula Rh(OH)₃.

Various compounds of rhodium(III) with hydroxide ligands are known.{{Cite journal|last=Spiccia|first=Leone|date=July 2004|title=Homopolynuclear and heteropolynuclear Rh(III) aqua ions – a review|url=https://linkinghub.elsevier.com/retrieve/pii/S0020169303007837|journal=Inorganica Chimica Acta|language=en|volume=357|issue=10|pages=2799–2817|doi=10.1016/j.ica.2003.12.036|url-access=subscription}}

Some double hydroxides called rhodium(III) hydrogarnets are known to exist. They include BaNaRh(OH)₆, Ca₃Rh₂(OH)₁₂, Sr₃Rh₂(OH)₁₂.{{Cite journal|last1=Cook|first1=Daniel S.|last2=Clarkson|first2=Guy J.|last3=Dawson|first3=Daniel M.|last4=Ashbrook|first4=Sharon E.|last5=Fisher|first5=Janet M.|last6=Thompsett|first6=David|last7=Pickup|first7=David M.|last8=Chadwick|first8=Alan V.|last9=Walton|first9=Richard I.|date=2018-09-04|title=Alkaline-Earth Rhodium Hydroxides: Synthesis, Structures, and Thermal Decomposition to Complex Oxides|url=https://pubs.acs.org/doi/10.1021/acs.inorgchem.8b01797|journal=Inorganic Chemistry|language=en|volume=57|issue=17|pages=11217–11224|doi=10.1021/acs.inorgchem.8b01797|pmid=30106569|s2cid=52004001 |issn=0020-1669|hdl=10023/18311|hdl-access=free}} and Ba₃[Rh(OH)₆]₂ ⋅ H₂O.{{cite journal |last1=Albrecht |first1=Ralf |last2=Bretschneider |first2=Vincent |last3=Doert |first3=Thomas |last4=Ruck |first4=Michael |title=Ba 3 [Rh(OH) 6 ] 2 ⋅ H 2 O – a Precursor to Barium Oxorhodates with One‐dimensional Hydrogen Bonding Systems |journal=Zeitschrift für anorganische und allgemeine Chemie |date=2021-04-08 |volume=647 |issue=18 |pages=1702–1708 |doi=10.1002/zaac.202100016|doi-access=free }}

Ga[Rh(OH)₆(Mo₆O₁₈)](H₂O)₁₆ is a complex molybdate hydroxide.{{Cite journal|last1=Kaziev|first1=G. Z.|last2=Osminkina|first2=I. V.|last3=Kin'ones|first3=Saul' O.|last4=Bel'skij|first4=V. K.|last5=Zavodnik|first5=V. E.|date=2002|title=Synthesis, thermal analysis, IR spectra, and crystal structure of gallium hexamolybdorhodate(3)|url=http://inis.iaea.org/Search/search.aspx?orig_q=RN:34012515|journal=Zhurnal Neorganicheskoj Khimii|language=Russian|volume=47|issue=1|pages=18–22|issn=0044-457X}}