Triọ́ksídì krómíọ̀mù

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Triọ́ksídì krómíọ̀mù
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Àwọn orúkọ mìíràn Chromic anhydride, chromium(VI) oxide, chromic acid, anhydride, chromic acid (misnomer)
Identifiers
CAS number 1333-82-0
PubChem 14915
nọ́mbà UN 1463
ChEBI CHEBI:48240
nọ́mbà RTECS GB6650000
SMILES
InChI
InChI key WGLPBDUCMAPZCE-YFSAMUSXAF
ChemSpider ID 14212
Properties
Fọ́múlà mólékùlù CrO3
Ìkójọ mọ́lù 99.99 g mol−1
Exact mass 99.9925256
Appearance dark red granular solid
deliquescent
Òórùn odorless
Density 2.70 g/cm3 (20 °C)
Ojúàmì ìyọ́

197 °C, 470 K, 387 °F

Ojúàmì ìhó

251 °C, 524 K, 484 °F (decomposes)

Solubility in water 61.7 g/100 mL (0 °C)
63 g/100 mL (25 °C)
67.45 g/100 mL (100 °C)
Solubility soluble in sulfuric acid, nitric acid, ethyl alcohol, ethyl ether, acetic acid, acetone
Hazards
MSDS ICSC 1194
EU Index 024-001-00-0
EU classification Oxidizer (O)
Carc. Cat. 1
Muta. Cat. 2
Repr. Cat. 3
Very toxic (T+)
Dangerous for the environment (N)
R-phrases Àdàkọ:R45, Àdàkọ:R46, Àdàkọ:R9, Àdàkọ:R24/25, Àdàkọ:R26, Àdàkọ:R35, Àdàkọ:R42/43, Àdàkọ:R48/23, Àdàkọ:R62, Àdàkọ:R50/53
S-phrases Àdàkọ:S53, S45, Àdàkọ:S60, Àdàkọ:S61
NFPA 704
NFPA 704.svg
1
3
1
OX
LD50 80 mg/kg
Thermochemistry
Std enthalpy of
formation
ΔfHo298
−579 kJ·mol−1
Standard molar
entropy
So298
72 J·mol−1·K−1
 Yes check.svgY (what is this?)  (verify)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Triọ́ksídì krómíọ̀mù tabi Krómíọ̀mù ọlọ́ksíjìnmẹ́ta (Chromium trioxide) je adapo ainiorgani to ni fomula CrO3.


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