"കാൽസ്യം കാർബണേറ്റ്" എന്ന താളിന്റെ പതിപ്പുകൾ തമ്മിലുള്ള വ്യത്യാസം
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'{{Prettyurl|Calcium carbonate}} {{chembox | Verifiedfields = changed | Watchedfields = changed | verifiedrevid = 477003420...' താൾ സൃഷ്ടിച്ചിരിക്കുന്നു |
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[[File:Calcite.png|thumb|right|Crystal structure of calcite]] |
[[File:Calcite.png|thumb|right|Crystal structure of calcite]] |
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[[Calcium|Ca]][[Carbon|C]][[Oxygen|O]]<sub>3</sub> എന്ന [[chemical formula|രാസസമവാക്യമുള്ള]] ഒരു [[chemical compound|രാസസംയുക്തമാണ്]] '''കാൽസ്യം കാർബണേറ്റ് (Calcium carbonate).''' |
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==അവലംബം== |
==അവലംബം== |
15:07, 22 മാർച്ച് 2016-നു നിലവിലുണ്ടായിരുന്ന രൂപം
ഫലകം:Chembox E number
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Names | |||
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IUPAC name
Calcium carbonate
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Other names | |||
Identifiers | |||
3D model (JSmol)
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ChEBI | |||
ChEMBL | |||
ChemSpider | |||
ECHA InfoCard | 100.006.765 | ||
EC Number |
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KEGG | |||
PubChem CID
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RTECS number |
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UNII | |||
CompTox Dashboard (EPA)
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InChI | |||
SMILES | |||
Properties | |||
തന്മാത്രാ വാക്യം | |||
Molar mass | 0 g mol−1 | ||
Appearance | Fine white powder; chalky taste | ||
Odor | odorless | ||
സാന്ദ്രത | 2.711 g/cm3 (calcite) 2.83 g/cm3 (aragonite) | ||
ദ്രവണാങ്കം | |||
ക്വഥനാങ്കം | |||
0.013 g/L (25 °C)[2][3] | |||
Solubility product (Ksp)
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3.3×10−9[4] | ||
Solubility in dilute acids | soluble | ||
അമ്ലത്വം (pKa) | 9.0 | ||
Refractive index (nD) | 1.59 | ||
Structure | |||
Trigonal | |||
32/m | |||
Thermochemistry | |||
Std enthalpy of formation ΔfH |
−1207 kJ·mol−1[5] | ||
Standard molar entropy S |
93 J·mol−1·K−1[5] | ||
Hazards | |||
Safety data sheet | ICSC 1193 | ||
Flash point | {{{value}}} | ||
Lethal dose or concentration (LD, LC): | |||
LD50 (median dose)
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6450 mg/kg (oral, rat) | ||
NIOSH (US health exposure limits): | |||
PEL (Permissible)
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TWA 15 mg/m3 (total) TWA 5 mg/m3 (resp)[6] | ||
Related compounds | |||
Other anions | Calcium bicarbonate | ||
Other cations | Magnesium carbonate Strontium carbonate Barium carbonate | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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CaCO3 എന്ന രാസസമവാക്യമുള്ള ഒരു രാസസംയുക്തമാണ് കാൽസ്യം കാർബണേറ്റ് (Calcium carbonate).
അവലംബം
- ↑ "Occupational safety and health guideline for calcium carbonate" (PDF). US Dept. of Health and Human Services. Retrieved 31 March 2011.
- ↑ Aylward, Gordon and Findlay, Tristan (2008). SI Chemical Data Book (4th ed.). John Wiley & Sons Australia, Ltd. ISBN 978-0-470-81638-7.
{{cite book}}
: CS1 maint: multiple names: authors list (link) - ↑ Rohleder, J.; Kroker, E. (2001). Calcium Carbonate: From the Cretaceous Period Into the 21st Century. Springer Science & Business Media. ISBN 3-7643-6425-4.
- ↑ Benjamin, Mark M. (2002). Water Chemistry. McGraw-Hill. ISBN 0-07-238390-9.
- ↑ 5.0 5.1 Zumdahl, Steven S. (2009). Chemical Principles 6th Ed. Houghton Mifflin Company. p. A21. ISBN 0-618-94690-X.
- ↑ "NIOSH Pocket Guide to Chemical Hazards #0090". National Institute for Occupational Safety and Health (NIOSH).