CHROMATE
- Iupac Name：dioxido(dioxo)chromium
- CAS No.: 11104-59-9
- Molecular Weight：115.994
- Modify Date.: 2022-11-24 09:14
- Introduction:
ChEBI: A chromium oxoanion resulting from the removal of two protons from chromic acid.
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1. Names and Identifiers
- 1.1 Name
- CHROMATE
- 1.2 Synonyms
Aids072534 Aids-072534 chromate(2)
- 1.3 CAS No.
- 11104-59-9
- 1.4 CID
- 24461
- 1.5 EINECS(EC#)
- 231-639-5
- 1.6 Molecular Formula
- CrO4-2 (isomer)
- 1.7 Inchi
- InChI=1S/Cr.4O/q;;;2*-1
- 1.8 InChIkey
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N
- 1.9 Canonical Smiles
- [O-][Cr](=O)(=O)[O-]
- 1.10 Isomers Smiles
- [O-][Cr](=O)(=O)[O-]
2. Properties
- 2.1 Precise Quality
- 115.920163
- 2.1 PSA
- 80.26000
3. Use and Manufacturing
- 3.1 Definition
- ChEBI: A chromium oxoanion resulting from the removal of two protons from chromic acid. CHROMATESupplier
4. MSDS
2.Hazard identification
2.1 Classification of the substance or mixture
no data available
2.2 GHS label elements, including precautionary statements
| Pictogram(s) | no data available |
| Signal word | no data available |
| Hazard statement(s) | no data available |
| Precautionary statement(s) | |
| Prevention | no data available |
| Response | no data available |
| Storage | no data available |
| Disposal | no data available |
2.3 Other hazards which do not result in classification
no data available
5. Other Information
- 5.0 Definition
- ChEBI: A chromium oxoanion resulting from the removal of two protons from chromic acid.
6. Computational chemical data
- Molecular Weight: 115.994g/mol
- Molecular Formula: CrO4-2
- Compound Is Canonicalized: True
- XLogP3-AA: null
- Exact Mass: 115.920163
- Monoisotopic Mass: 115.920163
- Complexity: 62.2
- Rotatable Bond Count: 0
- Hydrogen Bond Donor Count: 0
- Hydrogen Bond Acceptor Count: 4
- Topological Polar Surface Area: 80.3
- Heavy Atom Count: 5
- Defined Atom Stereocenter Count: 0
- Undefined Atom Stereocenter Count: 0
- Defined Bond Stereocenter Count: 0
- Undefined Bond Stereocenter Count: 0
- Isotope Atom Count: 0
- Covalently-Bonded Unit Count: 1
- CACTVS Substructure Key Fingerprint: AAADcQAAOAAAAACAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
7. Question & Answer
-
Chromate is an ion that contains one chromium atom (in its +6 oxidation state) and four oxide atoms. Its formula is CrO4 . Its overall charge is -2.
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As the title states, I'm wondering why the [CrOX4]X2−" style="position: relative;" tabindex="0" id="MathJax-Element-2-Frame" class="MathJax">[CrOX4]X2?[CrOX4]X2? and [MnOX4]X−" ..
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To titrate ClX?ClX? with AgX+AgX+ we use chromate CrOX4X2?CrOX4X2? as an indicator. The titration reaction is: AgX++ClX?????AgClAgX++ClX?????AgCl(R1) K1=1Ksp(AgCl)=11.8×10?10=5.56×109K1=1Ksp(AgCl)=11..
8. Recommended Suppliers
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9. Realated Product Infomation
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