කැල්සියම් කාබනේට්
Appearance
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Names | |||
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IUPAC name
Calcium carbonate
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වෙනත් නාම | |||
Identifiers | |||
CAS number | {{{value}}} | ||
3D model (JSmol)
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ChEBI | CHEBI:{{{value}}} | ||
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DrugBank | |||
ECHA InfoCard | 100.006.765 | ||
E number | E170 (colours) | ||
KEGG | {{{value}}} | ||
PubChem | {{{value}}} | ||
RTECS number | {{{value}}} | ||
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CompTox Dashboard (EPA)
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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) | ||
Boiling point |
decomposes | ||
Solubility in water | 0.00015 mol/L (25 °C) | ||
Solubility product, Ksp | 4.8×10−9[1] | ||
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).
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කැල්සියම් කාබනේට්.
References
[සංස්කරණය]- ^ Patnaik, Pradyot (2003). Handbook of Inorganic Chemical Compounds. McGraw-Hill. ISBN 0070494398. සම්ප්රවේශය 2009-06-06.