Holmium(III) nitrate

Holmium(III) nitrate
Names
	Other names Holmium trinitrate, Holmium nitrate
Identifiers
CAS Number	anhydrous: 10168-82-8; pentahydrate: 14483-18-2; hexahydrate: 35725-31-6;
3D model (JSmol)	Interactive image; pentahydrate: Interactive image; hexahydrate: Interactive image;
ChemSpider	anhydrous: 26948008; pentahydrate: 21241428; hexahydrate: 34196;
ECHA InfoCard	100.030.386
EC Number	233-438-8;
PubChem CID	pentahydrate: 25021754; hexahydrate: 37257;
CompTox Dashboard (EPA)	DTXSID40890649 ; pentahydrate: DTXSID80648469; hexahydrate: DTXSID10189254;
	InChI InChI=1S/Ho.3NO3/c;32-1(3)4/q+3;3-1 Key: WDVGLADRSBQDDY-UHFFFAOYSA-N; pentahydrate: InChI=1S/Ho.3NO3.5H2O/c;32-1(3)4;;;;;/h;;;;51H2/q+3;3-1;;;;; Key: BJUGWWDCFYEYOA-UHFFFAOYSA-N; hexahydrate: InChI=1S/Ho.3NO3.6H2O/c;32-1(3)4;;;;;;/h;;;;61H2/q+3;3-1;;;;;; Key: OMTYKYWUMGRKES-UHFFFAOYSA-N;
	SMILES [N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[Ho+3]; pentahydrate: [N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].O.O.O.O.O.[Ho+3]; hexahydrate: [N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[N+](=O)([O-])[O-].O.O.O.O.O.O.[Ho+3];
Properties
Chemical formula	Ho(NO3)3
Molar mass	350,95
Appearance	Yellowish crystals
Melting point	754 °C (1,389 °F; 1,027 K)
Solubility in water	Soluble
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H272, H315, H319, H335
Precautionary statements	P210, P220, P221, P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P370+P378, P403+P233, P405, P501
Related compounds
Related compounds	Terbium(III) nitrate
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Holmium (III) nitrate is an inorganic compound, a salt of holmium and nitric acid with the chemical formula Ho(NO₃)₃.^[1] The compound forms yellowish crystals, dissolves in water, also forms crystalline hydrates.^[2]

^ Лидин, Ростислав; Молочко, Вадим; Андреева, Лариса (2 February 2019). Константы неорганических веществ. Справочник (in Russian). Litres. p. 40. ISBN 978-5-04-077039-7. Retrieved 18 August 2021.
^ "14483-18-2 - Holmium(III) nitrate pentahydrate, REacton®, 99.9% (REO) - 14588 - Alfa Aesar". Alfa Aesar. Retrieved 18 August 2021.

[1] Лидин, Ростислав; Молочко, Вадим; Андреева, Лариса (2 February 2019). Константы неорганических веществ. Справочник (in Russian). Litres. p. 40. ISBN 978-5-04-077039-7. Retrieved 18 August 2021.

[2] "14483-18-2 - Holmium(III) nitrate pentahydrate, REacton®, 99.9% (REO) - 14588 - Alfa Aesar". Alfa Aesar. Retrieved 18 August 2021.

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