Radium hydroxide

Radium hydroxide
Identifiers
CAS Number	98966-86-0 ;
3D model (JSmol)	Interactive image;
ChemSpider	66737595;
	InChI InChI=1S/2H2O.Ra/h2*1H2;/q;;+2/p-2 Key: ARVNHJBMBBFPCP-UHFFFAOYSA-L;
	SMILES [Ra+2].[O-H].[O-H];
Properties
Chemical formula	H2O2Ra
Molar mass	260 g·mol−1
Appearance	colorless crystals
Solubility in water	soluble
Related compounds
Related compounds	Barium hydroxide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Radium hydroxide is an inorganic compound of radium, hydrogen, and oxygen with the chemical formula Ra(OH)₂.^[1] Stability constant of aqueous RaOH⁺ ion pair at zero ionic strength is equal to 5.^[2]

^ Brown, Paul L.; Matyskin, Artem V.; Ekberg, Christian (1 June 2022). "The aqueous chemistry of radium". Radiochimica Acta. 110 (6–9): 505–513. doi:10.1515/ract-2021-1141. ISSN 2193-3405. S2CID 248301187.
^ Matyskin, Artem V.; Brown, Paul L.; Ekberg, Christian (2019). "Weak barium and radium hydrolysis using an ion exchange method and its uncertainty assessment". Journal of Chemical Thermodynamics. 128: 362–371. Bibcode:2019JChTh.128..362M. doi:10.1016/j.jct.2018.08.037. S2CID 105458974.{{cite journal}}: CS1 maint: multiple names: authors list (link)

[1] Brown, Paul L.; Matyskin, Artem V.; Ekberg, Christian (1 June 2022). "The aqueous chemistry of radium". Radiochimica Acta. 110 (6–9): 505–513. doi:10.1515/ract-2021-1141. ISSN 2193-3405. S2CID 248301187.

[2] Matyskin, Artem V.; Brown, Paul L.; Ekberg, Christian (2019). "Weak barium and radium hydrolysis using an ion exchange method and its uncertainty assessment". Journal of Chemical Thermodynamics. 128: 362–371. Bibcode:2019JChTh.128..362M. doi:10.1016/j.jct.2018.08.037. S2CID 105458974.{{cite journal}}: CS1 maint: multiple names: authors list (link)

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Identifiers
CAS Number	98966-86-0^Y
3D model (JSmol)	Interactive image
ChemSpider	66737595
InChI InChI=1S/2H2O.Ra/h2*1H2;/q;;+2/p-2 Key: ARVNHJBMBBFPCP-UHFFFAOYSA-L
SMILES [Ra+2].[O-H].[O-H]
Properties
Chemical formula	H₂O₂Ra
Molar mass	260 g·mol⁻¹
Appearance	colorless crystals
Solubility in water	soluble
Related compounds
Related compounds	Barium hydroxide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references