Lanthanum hydroxide

Lanthanum(III) hydroxide

__ La3+     __ OH−
Names
IUPAC name
Lanthanum(III) hydroxide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.034.994 Edit this at Wikidata
EC Number
  • 238-510-2
UNII
  • InChI=1S/La.3H2O/h;3*1H2
    Key: YXEUGTSPQFTXTR-UHFFFAOYSA-K
  • [OH-].[OH-].[OH-].[La+3]
Properties
La(OH)3
Molar mass 189.93 g/mol
Ksp= 2.00·10−21
Structure
hexagonal
P63/m, No. 176
a = 6.547 Å, c = 3.854 Å
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
 Irritant
GHS labelling:[1]
GHS05: Corrosive
Danger
H314
P260, P264, P280, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P363, P405, P501
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 1: Exposure would cause irritation but only minor residual injury. E.g. turpentineFlammability (red): no hazard codeInstability (yellow): no hazard codeSpecial hazard W: Reacts with water in an unusual or dangerous manner. E.g. sodium, sulfuric acid
1
W
Flash point Non-flammable
Related compounds
Other anions
 Lanthanum(III) chloride
Other cations
 Cerium(III) hydroxide
Actinium(III) hydroxide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N (what is checkY☒N ?)

Lanthanum hydroxide is La(OH)
3, a hydroxide of the rare-earth element lanthanum.

  1. ^ "C&L Inventory". echa.europa.eu.