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Molecule
Rubidium Chromate
CAS: 13446-72-5 · H2CrO4Rb2
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 13446-72-5
- Molecular Formula
- H2CrO4Rb2
- Molecular Mass
- 288.94 g/mol
Identifiers
CAS Registry Number
13446-72-5
SMILES
[Cr+2].[OH-].[OH-].[O].[O].[Rb].[Rb]
InChI Key
FWSHAHRXGBBCDT-UHFFFAOYSA-L
InChI
InChI=1S/Cr.2H2O.2O.2Rb/h;2*1H2;;;;/q+2;;;;;;/p-2
Names and Synonyms
- Rubidium Chromate Synonym
- Chromic acid (H2CrO4), rubidium salt (1:2) Synonym
- Chromic acid (H2CrO4), dirubidium salt Synonym
- Rubidium chromate(VI) Synonym
- Rubidium chromate (Rb2CrO4) Synonym
- Dirubidium chromate Synonym
- Rubidium chromate Synonym
- Dirubidium chromate (Rb2CrO4) Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 288.94 g/mol | CAS Common Chemistry |
| 288.944 g/mol | RDKit | |
| 299.024 g/mol | chempirical lib | |
| Density | 3.52 g/cm³ | CAS Common Chemistry |
| 3.518 g/cm3 @ 16 °C | CAS Common Chemistry | |
| Canonical SMILES | [Rb].O=[Cr](=O)(O)O | CAS Common Chemistry |
| InChI | InChI=1S/Cr.2H2O.2O.2Rb/h;2*1H2;;;;/q+2;;;;;;/p-2 | CAS Common Chemistry |
| InChI Key | InChIKey=FWSHAHRXGBBCDT-UHFFFAOYSA-L | CAS Common Chemistry |
| Name | Rubidium chromate | CAS Common Chemistry |
| Heavy Atom Count | 7 | RDKit |
| Hydrogen Bond Acceptors | 2 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 117.0 Ų | RDKit |
| LogP | -1.3553 | RDKit |
| Molar Refractivity | 16.7526 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 287.759395524 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
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0 ppm
| Shift (ppm) | DEPT | Assignment |
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Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
External Resources
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MW = 288.94 g/mol; density = 3.520 g/mL. Edit any field — others recompute live.
