කැල්සියම් කාබනේට්

කැල්සියම් කාබනේට්
IUPAC name Calcium carbonate
Other names Limestone; calcite; aragonite; chalk; marble; pearl
Identifiers
CAS number	471-34-1 Y
ChemSpider	9708
RTECS number	FF9335000
SMILES	[Ca+2].[O-]C([O-])=O
InChI	InChI=1/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
InChI key	VTYYLEPIZMXCLO-NUQVWONBAS
Properties
Molecular formula	CaCO3
Exact mass	100.0869 g/mol
Appearance	Fine white powder
Density	2.71 g/cm3 (calcite) 2.83 g/cm3 (aragonite)
Melting point	825 °C (calcite) 1339 °C (aragonite)
Boiling point	decomposes
Solubility in water	0.00015 mol/L (25 °C)
Solubility product, Ksp	4.8×10−9
Solubility in dilute acids	soluble
Acidity (pKa)	9.0
Solubility product, Ksp	1.59
Structure
Crystal structure	Trigonal
Space group	32/m
Hazards
MSDS	ICSC 1193
Crystal structure	Not listed
NFPA 704	0 0 0
Flash point	Non-flammable
Related compounds
Other anions	Calcium bicarbonate
Other cations	Magnesium carbonate Strontium carbonate Barium carbonate
Related compounds	Calcium sulfate
Y (what is this?)  (verify) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Crystal structure of calcite

කැල්සියම් කාබනේට්.