chempirical

Sodium dichromate

Cr2H2Na2O7CAS 10588-01-9263.98 g/mol

Open in Covalent MOL file
Salt ratio not recorded. The source lists this compound as the parent acid and the metal without saying how many of each, so the formula and molar mass are for one of each. Check the formula on the supplier's label before you weigh it.
Cr+Cr+NaNaHO−HO−OOOOO

Properties

Molecular formula
Cr2H2Na2O7
Molar mass
263.98 g/mol
Exact mass
263.8406 Da
Density
2.52 g/mL (at 13 °C)
Melting point
356.7 °C
logP
-1.71Crippen estimate
Polar surface area
202.5 Ų
H-bond donors / acceptors
0 / 2
Rotatable bonds
0

Identifiers

CAS number
10588-01-9
SMILES
[Cr+].[Cr+].[Na].[Na].[OH-].[OH-].[O].[O].[O].[O].[O]
InChIKey
GPPPWFFDAACWJN-UHFFFAOYSA-L
InChI
InChI=1S/2Cr.2Na.2H2O.5O/h;;;;2*1H2;;;;;/q2*+1;;;;;;;;;/p-2

Weigh it out

Type any one amount. The others follow from the molar mass and density.

Names and synonyms

9 names
  • Chromic acid (H2Cr2O7), sodium salt (1:2)
  • Dichromic acid (H2Cr2O7), disodium salt
  • Chromic acid (H2Cr2O7), disodium salt
  • Sodium dichromate(VI)
  • Sodium dichromate (Na2(Cr2O7))
  • Disodium dichromate
  • Sodium chromate (Na2Cr2O7)
  • Disodium dichromate (Na2Cr2O7)
  • Disodium dichromium heptaoxide

Work with Sodium dichromate

Predict the NMR spectrum1H and 13C shifts with multiplicities Make a solutionWhat to weigh for any molarity and volume Check drug-likenessLipinski, Veber and lead-likeness Isotope patternExact mass and the mass spectrum pattern

Similar compounds

Sodium permanganate10101-50-560 % similar Barium dichromate13477-01-560 % similar Cesium dichromate13530-67-160 % similar Calcium dichromate14307-33-660 % similar Sodium chromate7775-11-360 % similar Potassium dichromate7778-50-960 % similar Silver dichromate7784-02-360 % similar Ammonium dichromate7789-09-560 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds

Elsewhere

PubChem CAS Common Chemistry NIST WebBook Wikipedia