කැල්සියම් කාබනේට්

කැල්සියම් කාබනේට්.

කැල්සියම් කාබනේට්

Names
IUPAC name Calcium carbonate
වෙනත් නාම 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
Flash point	{{{value}}}
Related compounds
Other anions	Calcium bicarbonate
Other cations	Magnesium carbonate Strontium carbonate Barium carbonate
Related compounds	Calcium sulfate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).  Y (what is this?)  (verify) Infobox references

Crystal structure of calcite