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كربونات الكالسيوم: الفرق بين النسختين

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سطر 1:
{{chembox new
| Reference =
| Verifiedfields = changed
|Name = كربونات الكالسيوم
| Watchedfields = changed
| verifiedrevid = 477003420
|Name = Calcium carbonate
|ImageFileL1 = calcium carbonate.png
|ImageFileR1 = Calcium-carbonate-xtal-3D-vdW.png
السطر 9 ⟵ 7:
|ImageSize2 = 150px
|IUPACName = Calcium carbonate
| OtherNames = الكلس
|OtherNames = [[Limestone]]; [[calcite]]; [[aragonite]]; [[chalk]]; [[marble]]; [[pearl]]; [[oyster]]
| Section1 = {{Chembox Identifiers
| Abbreviations =
| UNII_Ref = {{fdacite|correct|FDA}}
| UNII = H0G9379FGK
| ChEMBL_Ref = {{ebicite|changed|EBI}}
| ChEMBL = 1200539
| KEGG_Ref = {{keggcite|correct|kegg}}
| KEGG = D00932▼
| InChI = 1/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
| ChEBI_Ref = {{ebicite|correct|EBI}}
| ChEBI = 3311▼
| SMILES = [Ca+2].[O-]C([O-])=O
| InChIKey = VTYYLEPIZMXCLO-NUQVWONBAS
| SMILES1 = C(=O)([O-])[O-].[Ca+2]
| StdInChI_Ref = {{stdinchicite|correct|chemspider}}
| StdInChI = 1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
| StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}
| StdInChIKey = VTYYLEPIZMXCLO-UHFFFAOYSA-L
| CASNo = 471-34-1
| CASOther = <br />
| CASNo_Ref = {{cascite|correct|CAS}}
| EINECS = 207-439-9▼
| ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
| ChemSpiderID = 9708
▲| EINECS = 207-439-9
| PubChem = 10112
| RTECSSMILES = FF9335000
| ATCCode_prefixInChI = A02
| RTECS =
| ATCCode_suffix = AC01▼
| MeSHName =
| ATC_Supplemental = {{ATC|A12|AA04}}▼
▲| ChEBI = 3311
}}
▲| KEGG = D00932
|Section2 = {{Chembox Properties▼
| ATCCode_prefix =
|Formula = CaCO<sub>3</sub>▼
▲| ATCCode_suffix = AC01
|MolarMass = 100.0869 g/mol▼
▲| ATC_Supplemental = {{ATC|A12|AA04}}
|Appearance = Fine white powder; chalky taste
▲| Section2 = {{Chembox Properties
|Odor = odorless
▲| Formula = CaCO<sub>3</sub>
|Density = 2.711 g/cm<sup>3</sup> ([[calcite]])<br/>2.83 g/cm<sup>3</sup> ([[aragonite]])
▲| MolarMass = 100.0869 gغ/molمول
|Solubility = 0.0013 g/100 mL (25°C)<ref>{{cite book|title=SI Chemical Data Book (4th ed.) |publisher=John Wiley & Sons Australia, Ltd. |author= Gordon Aylward, Tristan Findlay|isbn=978-0-470-81638-7}}</ref><ref>{{cite book|title=Calcium Carbonate: From the Cretaceous Period Into the 21st Century|publisher=Springer Science & Business Media|year=2001|url=http://books.google.com/books?id=pbkKGa19k5QC&pg=RA1-PR2&dq=calcium+carbonate+solubility+in+water|accessdate=2014-08-13|author=J. Rohleder, E. Kroker|isbn=3-7643-6425-4}}</ref>
| Appearance = مسحوق أبيض ناعم
|SolubilityProduct = 4.8{{e|-9}}<ref>{{cite book|last =Patnaik|first=Pradyot|year=2003|title=Handbook of Inorganic Chemical Compounds |publisher=McGraw-Hill|isbn =0-07-049439-8|url=http://books.google.com/?id=Xqj-TTzkvTEC|accessdate=2009-06-06}}</ref>
| Density = 2.711 غ/سم<sup>3</sup> كالسيت<br/>
|Solvent = dilute acids▼
2.83 غ/سم<sup>3</sup> أراغونيت
|SolubleOther = soluble▼
| MeltingPt = 1339 °س كالسيت<br/>
|MeltingPt = 1,339 °C (2,442 °F; 1,612 K) (calcite) <br> 825 °C (1517 °F; 1,098 K) (aragonite) <ref>{{cite web|url=http://www.cdc.gov/niosh/docs/81-123/pdfs/0090.pdf|title=Occupational safety and health guideline for calcium carbonate|publisher=US Dept. of Health and Human Services|accessdate=31 March 2011}}</ref>
825 °س أراغونيت
|BoilingPt = decomposes▼
| Melting_notes =
|RefractIndex = 1.59
▲| BoilingPt = decomposesيتفكك
|pKa = 9.0▼
|pKb Boiling_notes =
| Solubility = ضعيف الانحلال في الماء
}}
▲| SolubleOther = soluble
|Section3 = {{Chembox Structure
▲| Solvent = dilute acids
|CrystalStruct = Trigonal
▲| pKa = 9.0
|SpaceGroup = <span style="text-decoration: overline">3</span>2/m
| pKb = }}
}}
| Section4Section7 = {{Chembox ThermochemistryHazards
| EUClass =
| DeltaHf = −1207&nbsp;kJ·mol<sup>−1</sup><ref name=b1>{{cite book| author = Zumdahl, Steven S.|title =Chemical Principles 6th Ed.| publisher = Houghton Mifflin Company| year = 2009| isbn = 0-618-94690-X|page=A21}}</ref>
| EUIndex = Not listed▼
| Entropy = 93&nbsp;J·mol<sup>−1</sup>·K<sup>−1</sup><ref name=b1 />
| MainHazards = ▼
}}
| NFPA-RH = 0▼
|Section7 = {{Chembox Hazards
| NFPA-F =
|ExternalMSDS = [http://www.inchem.org/documents/icsc/icsc/eics1193.htm ICSC 1193]
| NFPA-R =
▲|EUIndex = Not listed
| NFPA-O =
▲|MainHazards =
|NFPA-H =RPhrases 1=
|NFPA-F =SPhrases 0=
| RSPhrases =
▲|NFPA-R = 0
|NFPA-O LD50 =
|RPhrases FlashPt =
|SPhrases Autoignition =
|FlashPtC ExploLimits = 825
| PEL = }}
|LD50 = 6450 mg/kg (oral, rat)
|PEL = TWA 15 mg/m<sup>3</sup> (total) TWA 5 mg/m<sup>3</sup> (resp)<ref>{{PGCH|0090}}</ref>
}}
|Section8 = {{Chembox Related
|OtherAnions = [[Calcium bicarbonate]]
|OtherCations = [[Magnesium carbonate]]<br/>[[Strontium carbonate]]<br/>[[Barium carbonate]]
|OtherCpds = [[Calcium sulfate]]
}}
}}
 
السطر 100 ⟵ 74:
<center><div dir=ltr>
 
:Ca(HCO<sub>3</sub>)<sub>2</sub> → CaCO<sub>3</sub> + CO<sub>2</sub> + H<sub>2</sub>O
 
 
السطر 131 ⟵ 105:
==اقرأ أيضا==
*[[كربونات]]
*[[حمصضحمض الكربونيك]]
*[[كبريتات]]
 
مجلوبة من «https://ar.wikipedia.org/wiki/كربونات_الكالسيوم»