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This is an old revision of this page, as edited by Beetstra (talk | contribs) at 12:30, 15 February 2012 (Saving copy of the {{chembox}} taken from revid 473820325 of page Barium_hydroxide for the Chem/Drugbox validation project (updated: '').). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

This page contains a copy of the infobox ({{chembox}}) taken from revid 473820325 of page Barium_hydroxide with values updated to verified values.

Barium hydroxide

Identifiers
CAS Number	17194-00-2
3D model (JSmol)	Interactive image
ChEBI	CHEBI:32592
ChemSpider	26408
PubChem CID	28387
RTECS number	CQ9200000
InChI InChI=1S/Ba.2H2O/h;2*1H2/q+2;;/p-2Key: RQPZNWPYLFFXCP-UHFFFAOYSA-L InChI=1/Ba.2H2O/h;2*1H2/q+2;;/p-2Key: RQPZNWPYLFFXCP-NUQVWONBAR
SMILES ..
Properties
Chemical formula	Ba(OH)2
Molar mass	171.34 g/mol (anhydrous) 189.39 g/mol (monohydrate) 315.46 g/mol (octahydrate)
Appearance	white solid
Density	3.743 g/cm (monohydrate) 2.18 g/cm (octahydrate, 16 °C)
Melting point	78 °C (octahydrate) 300°C (monohydrate) 407 °C (anhydrous)
Boiling point	780 °C
Solubility in water	octahydrate: 1.67 g/100 mL (0 °C) 3.89 g/100 mL (20 °C) 11.7 g/100 mL (50 °C) 20.94 g/100 mL (60 °C) 101.4 g/100 mL (100 °C)
Solubility in other solvents	low
Basicity (pKb)	-2.02
Refractive index (nD)	1.50 (octahydrate)
Structure
Crystal structure	octahedral
Thermochemistry
Std enthalpy of formation (ΔfH298)	−944.7 kJ/mol
Hazards
NFPA 704 (fire diamond)	3 0 0
Flash point	non-flammable
Related compounds
Other anions	Barium oxide Barium peroxide
Other cations	Calcium hydroxide Strontium hydroxide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Y verify (what is  ?) Infobox references