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POTASSIUM DICHROMATE_Molecular_structure_CAS_7778-50-9)
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POTASSIUM DICHROMATE

Catalog No. Potassium_dichromate Name Wikipedia.org
CAS Number 7778-50-9 Website http://www.wikipedia.org/
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SYNONYMS

IUPAC name
dipotassium [(oxidodioxochromio)oxy]chromiumoylolate
IUPAC Traditional name
dipotassium chromate
Synonyms
Potassium bichromate

DATABASE IDS

CHEMBL 1374101
CAS Number 7778-50-9
PubChem CID 24502
EC Number 231-906-6
Wikipedia Title Potassium_dichromate
Chemspider ID 22910

PROPERTIES

Apperance red-orange crystalline solid
Boiling Point 500 °C decomp.
Std enthalpy of formation -2033 kJ/mol
Density 2.676 g/cm3, solid
Flash Point non-flammable
Melting Point 398 °C
Std molar entropy 291.2 J K−1 mol−1
Odor odorless
Refractive Index 1.738
Solubility 4.9 g/100 mL (0 °C)
102 g/100 mL (100 °C) in water
Solubility insoluble in alcohol
EU Index 024-002-00-6
European Hazard Symbols Oxidant (O)
European Hazard Symbols Carc. Cat. 2
European Hazard Symbols Muta. Cat. 2
European Hazard Symbols Repr. Cat. 2
European Hazard Symbols Highly toxic (T+)
European Hazard Symbols Harmful (Xn)
European Hazard Symbols Corrosive (C)
European Hazard Symbols Dangerous for the environment (N)
NFPA704
NFPA 704 diagram
0
4
1
OX
Risk Statements R45, R46, R60, R61, R8, R21, R25, R26, R34, R42/43, R48/23, R50/53
RTECS HX7680000
Safety Statements S53, S45, S60, S61
UN Number 3288

DETAILS

Description (English)

REFERENCES