:Lithium iodate

{{Chembox

| verifiedrevid = 464390892

| ImageFile = LiIO3-skel.svg

| ImageSize = 120px

| ImageName = Skeletal formula of lithium iodate with I—O bond length

| ImageFile1 = LiIO3-polyhedral.png

| ImageSize1 = 160px

| ImageName1 = Crystal structure of lithium iodate, iodines are inside the unit cell

| IUPACName = Lithium iodate

|Section1={{Chembox Identifiers

| CASNo = 13765-03-2

| CASNo_Ref = {{cascite|correct|CAS}}

| UNII_Ref = {{fdacite|correct|FDA}}

| UNII = 1685PBD1HF

| PubChem = 3084149

| ChemSpiderID = 141432

| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}

| EC_number = 237-365-2

| SMILES = [Li+].[O-]I(=O)=O

| StdInChI = 1S/HIO3.Li/c2-1(3)4;/h(H,2,3,4);/q;+1/p-1

| StdInChI_Ref = {{stdinchicite|correct|chemspider}}

| StdInChIKey = FZAXZVHFYFGNBX-UHFFFAOYSA-M

| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}

| UNNumber = 1479

}}

|Section2={{Chembox Properties

| Formula = LiIO₃

| Appearance = White hygroscopic crystals

| Odor = Odorless

| Density = 4.487 g/cm³

| MeltingPtC = 420-450

| MeltingPt_ref = {{CRC90}}

| Solubility = Anhydrous:
89.4 g/100 mL (10 °C)
82.7 g/100 mL (25 °C)
78.4 g/100 mL (40.1 °C)
73 g/100 mL (75.6 °C)
Hemihydrate:
80.2 g/100 mL (18 °C){{cite book|last1 = Seidell|first1 = Atherton|last2 = Linke|first2 = William F.|year = 1919|title = Solubilities of Inorganic and Organic Compounds|url = https://archive.org/details/solubilitiesino01seidgoog|publisher = D. Van Nostrand Company|place = New York City|edition = 2nd|page = [https://archive.org/details/solubilitiesino01seidgoog/page/n399 374]}}

| SolubleOther = Insoluble in EtOH

| RefractIndex = 1.8875 (20 °C)
1.6 (RT)
n_He–Ne:
1.8815 (20 °C)
1.5928 (RT){{cite web|url = http://refractiveindex.info/?shelf=main&book=LiIO3&page=Herbst-o|title = Refractive index of LiIO3 (Lithium iodate) - Herbst-o|website=refractiveindex.info|first = Mikhail|last = Polyanskiy|accessdate = 2014-08-08}}

| ThermalConductivity = 1.27 W/m·K (a-axis)
0.65 W/m·K (c-axis)

| MagSus = −47.0·10⁻⁶ cm³/mol

}}

|Section3={{Chembox Structure

| CrystalStruct = Hexagonal, hP10{{cite journal|title = Crystal Structure of Lithium Iodate|first1 = W.H.|last1 = Zachariasen|first2 = F.A. BartaLars|last2 = Olof|journal = Physical Review Letters|date = 1931-06-15|volume = 37|issue = 12|pages = 1626–1630|doi = 10.1103/PhysRev.37.1626|bibcode = 1931PhRv...37.1626Z}}

| SpaceGroup = P6₃22, No. 182

| PointGroup = 622

| LattConst_a = 5.46(9) Å

| LattConst_c = 5.15(5) Å

| LattConst_gamma = 120

}}

|Section7={{Chembox Hazards

| GHSPictograms = {{GHS03}}{{GHS07}}{{GHS08}}{{Sigma-Aldrich|id=443964|name=Lithium iodate|accessdate=2014-08-08}}

| GHSSignalWord = Danger

| HPhrases = {{H-phrases|272|315|319|335|360}}

| PPhrases = {{P-phrases|201|220|261|305+351+338|308+313}}

| NFPA-H = 2

| NFPA-F = 0

| NFPA-R = 2

| NFPA_ref = {{cite web|url = https://www.pfaltzandbauer.com/MSDS/L04180%20%20SDS%20%2005202013.pdf|publisher = Pfaltz & Bauer, Inc.|place = Connecticut, USA|accessdate = 2014-08-08|website=pfaltzandbauer.com|title = SDS of Lithium iodate anhydrous|archive-url = https://web.archive.org/web/20140810142441/https://www.pfaltzandbauer.com/MSDS/L04180%20%20SDS%20%2005202013.pdf|archive-date = 2014-08-10|url-status = dead}}

}}

}}

Lithium iodate (LiIO₃) is a negative uniaxial crystal{{cite book|chapter= Rarely Used and Archive Crystals|title= Nonlinear Optical Crystals: A Complete Survey|year = 2005|doi = 10.1007/0-387-27151-1_8|isbn = 978-0-387-27151-4|pages = 364–368|url = http://www.webcryst.com/zh/download/finish/6-/477-liio3-lithium-iodate.html|access-date = 2014-08-08|archive-url = https://web.archive.org/web/20140808232709/http://www.webcryst.com/zh/download/finish/6-/477-liio3-lithium-iodate.html|archive-date = 2014-08-08|url-status = dead}} for nonlinear, acousto-optical and piezoelectric applications. It has been utilized for 347 nm ruby lasers.{{cite book|last1=Risk|first1=W. P.|last2=Gosnell|first2=T. R.|last3=Nurmikko|first3=A. V.|title=Compact Blue-Green Lasers|url=https://books.google.com/books?id=rtLwj5H9JacC&pg=PA123|accessdate=13 December 2012|date=9 January 2003|publisher=Cambridge University Press|isbn=978-0-521-52103-1|page=123}}{{cite book|last=Nikogosyan|first=David N.|title=Nonlinear Optical Crystals: A Complete Survey|url=https://books.google.com/books?id=ZW9Ynx_Z7kkC&pg=PA371|accessdate=13 December 2012|date=4 January 2005|publisher=Springer|isbn=978-0-387-22022-2|page=371}}