Talc Properties, Molecular Formula, Applications - WorldOfChemicals

Talc Properties

Talc

Talc structure-Molecule Struture
Molecule Structure Image

Description

 

Talc is used in many industries such as paper making, plastic, paint and coatings, rubber, food, electric cable, pharmaceuticals, cosmetics, ceramics, etc.It is often used for surfaces of lab counter tops and electrical switchboards because of its resistance to heat, electricity and acids. Talc finds use as a cosmetic (talcum powder), as a lubricant, and as a filler in paper manufacture.

Chemical Properties

Appearance White to almost white micro fine powder
CAS Number 14807-96-6
Crystal Structure Monoclinic
Density 2.7-2.8 g/cm3
EINECS Number 238-877-9
IUPAC Name Dihydroxysilanone,trimagnesium bis(oxidanidyl)-oxo-silane
InChI 1S/3Mg.4O3Si/c;;;4*1-4(2)3/q3*+2;4*-2
InChIKey RRDGNVYYFZUOFP-UHFFFAOYSA-N
Main Hazards Harmful to environment
Melting Point 800°C
Molar Mass 379.26 g/mol
Molecular Formula Mg3Si4O10(OH)2
NFPA 704 H-1,F-0,R-0,C-NA
RTECS Number WW2710000
Solubility Insoluble
Synonyms Magnesium Silicate Monohydrate (Talc);Silicic Acid Hydrate, Reagent Grade;Silicic Acid;Metasilicic Acid;Talc (Mg3h2(Sio3)4);Silicic Acid