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7789-12-0

7789-12-0 structural image
Product Name: Sodium dichromate dihydrate
Formula: Cr2H5NaO8
Synonyms: Sodium bichromate;Sodium bichromate, Sodium pyrochromate;Sodium dichromate dihydrate
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CHEMICAL AND PHYSICAL PROPERTIES

Physical Description Reddish to bright orange solid; Somewhat deliquescent and soluble in water; [Merck Index] Orange-red odorless crystals; Hygroscopic and soluble in water; [Alfa Aesar MSDS]
Chemical Classes Metals -> Chromium Compounds, Inorganic

SAFETY INFORMATION

Signal word Danger
Pictogram(s)

Flame Over Circle
Oxidizers
GHS03

Corrosion
Corrosives
GHS05

Skull and Crossbones
Acute Toxicity
GHS06

Health Hazard
GHS08

Environment
GHS09
GHS Hazard Statements H272:Oxidising liquids;Oxidising solids
H301:Acute toxicity,oral
H312:Acute toxicity,dermal
H314:Skin corrosion/irritation
H317:Sensitisation, Skin
H330:Acute toxicity,inhalation
H334:Sensitisation, respiratory
H340:Germ cell mutagenicity
H350:Carcinogenicity
H372:Specific target organ toxicity, repeated exposure
H410:Hazardous to the aquatic environment, long-term hazard
Precautionary Statement Codes P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P260:Do not breathe dust/fume/gas/mist/vapours/spray.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

COMPUTED DESCRIPTORS

Molecular Weight 298.00 g/mol
Hydrogen Bond Donor Count 2
Hydrogen Bond Acceptor Count 9
Rotatable Bond Count 0
Exact Mass 297.846080 g/mol
Monoisotopic Mass 297.846080 g/mol
Topological Polar Surface Area 126 Ų
Heavy Atom Count 13
Formal Charge 0
Complexity 194
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 5
Compound Is Canonicalized Yes