Lithium metasilicate
Names | |
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IUPAC name Lithium metasilicate | |
Identifiers | |
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ChemSpider |
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ECHA InfoCard | 100.030.232 |
EC Number |
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PubChem CID |
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CompTox Dashboard (EPA) |
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InChI
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Properties | |
Chemical formula | Li2SiO3 |
Molar mass | 89.566 g/mol |
Appearance | colorless crystals |
Density | 2.52 g/cm3 |
Melting point | 1,201 °C (2,194 °F; 1,474 K) |
Solubility in water | insoluble |
Refractive index (nD) | 1.584 |
Structure | |
Crystal structure | orthorhombic |
Thermochemistry | |
Heat capacity (C) | 99.1 J/mol K |
Std molar entropy (S⦵298) | 79.8 J/mol K |
Std enthalpy of formation (ΔfH⦵298) | -1648 kJ/mol |
Gibbs free energy (ΔfG⦵) | 28 kJ/mol |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references |
Chemical compound
Lithium metasilicate is an ionic compound with the formula Li2SiO3
Preparation
Lithium metasilicate is prepared by the reaction of lithium carbonate and silicon dioxide at temperatures between 515 and 565 °C.[1]
Applications
The melting of lithium metasilicate is used for the calibration of thermocouples.[2]
References
- ^ Tang, Tao; Zhang, Zhi; Meng, Jian-Bo; Luo, De-Li (December 2009). "Synthesis and characterization of lithium silicate powders". Fusion Engineering and Design. 84 (12): 2124–2130. doi:10.1016/j.fusengdes.2009.02.017.
- ^ Biggar, Gordon M. (June 1972). "Diopside, lithium metasilicate, and the 1968 temperature scale". Mineralogical Magazine. 38 (298): 768–770. Bibcode:1972MinM...38..768B. doi:10.1180/minmag.1972.038.298.16. S2CID 129422457.
- v
- t
- e
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- LiAlO2
- LiAl1+xTi2−x(PO4)3
- LiAs
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- Li3AsO4
- LiAt
- Li[AuCl4]
- LiB(C2O4)2
- LiB(C6F5)4
- LiWF6
- LiBF4
- LiBH4
- LiBO2
- LiB3O5
- Li2B4O7
- LiAsF6
- Li2SnF6
- Li2TiF6
- Li2ZrF6
- Li2B4O7·5H2O
- LiBSi2
- LiBr
- LiBr·2H2O
- LiBrO
- LiBrO2
- LiBrO3
- LiBrO4
- Li2C2
- LiCF3SO3
- CH3CH(OH)COOLi
- LiC2H2ClO2
- LiC2H3IO2
- Li(CH3)2N
- LiCHO2
- LiCH3O
- LiC2H5O
- LiCN
- Li2CN2
- LiCNO
- Li2CO3
- Li2C2O4
- LiCl
- LiCl·H2O
- LiClO
- LiFO
- LiClO2
- LiClO3
- LiClO4
- LiCoO2
- Li2CrO4
- Li2CrO4·2H2O
- Li2Cr2O7
- CsLiB6O10
- LiD
- LiF
- Li2F
- LiF4Al
- Li3F6Al
- FLiBe
- LiFePO4
- FLiNaK
- LiGaH4
- Li2GeF6
- Li2GeO3
- LiGe2(PO4)3
- LiH
- LiH2AsO4
- Li2HAsO4
- LiHCO3
- Li3H(CO3)2
- LiH2PO3
- LiH2PO4
- LiHSO3
- LiHSO4
- LiHe
- LiI
- LiIO
- LiIO2
- LiIO3
- LiIO4
- Li2IrO3
- Li7La3Zr2O12
- LiMn2O4
- Li2MoO4
- Li0.9Mo6O17
- LiN3
- Li3N
- LiNH2
- Li2NH
- LiNO2
- LiNO3
- LiNO3·H2O
- Li2N2O2
- LiNa
- Li2NaPO3
- LiNaNO2
- LiNbO3
- Li2NbO3
- LiO−
- LiO2
- LiO3
- Li2O
- Li2O2
- LiOH
- Li3P
- LiPF6
- Li3PO4
- Li2HPO3
- Li2HPO4
- Li3PO3
- Li3PO4
- Li2Po
- Li2PtO3
- Li2RuO3
- Li2S
- LiSCN
- LiSH
- LiSO3F
- Li2SO3
- Li2SO4
- Li[SbF6]
- Li2Se
- Li2SeO3
- Li2SeO4
- LiSi
- Li2SiF6
- Li4SiO4
- Li2SiO3
- Li2Si2O5
- LiTaO3
- Li2Te
- LiTe3
- Li2TeO3
- Li2TeO4
- Li2TiO3
- Li4Ti5O12
- LiTi2(PO4)3
- LiVO3·2H2O
- Li3V2(PO4)3
- Li2WO4
- LiYF4
- LiZr2(PO4)3
- Li2ZrO3
- Hemolithin (extraterrestrial protein)
- Organolithium reagents
- CH3COOLi
- C4H6LiNO4
- LiC2F6NO4S2
- LiN(SiMe3)2
- Li3C6H5O7
- C5H5Li
- LiN(C3H7)2
- (C6H5)2PLi
- C18H35LiO3
- C6H13Li
- C4H9Li
- CH3CHLiCH2CH3
- (CH3)3CLi
- C12H28BLi
- CH3Li
- Li+C10H8−
- C5H11Li
- C5H3LiN2O4
- C6H5Li
- LiC2CH3
- LiO2C(CH2)16CH3
- C4H5LiO4
- LiEt3BH
- LiOC(CH3)3
- C9H18LiN
- LiC2H3 Vinyllithium
- LiC
11H
23COO
- Amblygonite
- Berezanskite
- Brannockite
- Cryolithionite
- Darapiosite
- Darrellhenryite
- Elbaite
- Fluorine Elbaite
- Fluor-liddicoatite
- Emeleusite
- Eucryptite LiAlSiO4
- Faizievite
- Hectorite
- Hsianghualite
- Jadarite LiNaSiB3O7OH
- Keatite Li(AlSi2O6)
- Kunzite
- Lavinskyite
- Lepidolite
- Lithiophilite LiMnPO4
- Lithiophosphate Li3PO4
- Manandonite
- Manganoneptunite
- Nambulite
- Neptunite
- Olympite
- Petalite LiAlSi4010
- Pezzottaite Cs(Be2Li)Al2Si6O18
- Rossmanite
- Saliotite
- Sogdianite
- Spodumene LiAl(SiO3)2
- Sugilite
- Tiptopite
- Tourmaline
- Triphylite LiFePO4
- Zabuyelite Li2CO3
- Zektzerite
- Zinnwaldite
- LixBey
- HLiHe+
- LiFHeO
- LiHe2
- (HeO)(LiF)2
- La2/3-xLi3xTiO3He
- Aluminium–lithium alloys
- Heteroatom-promoted lateral lithiation
- LB buffer
- Lithium atom
- Lithium medication
- LiNixCoyAlzO2
- LiNixMnyCozO2
- Lithium soap
- Lithium Triangle
- Lucifer yellow
- Magnesium–lithium alloys
- NASICON
- Environmentally friendly red light flare