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Molybdenum(IV) oxide Structure

Molybdenum(IV) oxide

Chemical Properties

Melting point decomposes [JAN85]
Density  6.47 g/mL at 25 °C (lit.)
solubility  insoluble in H2O, acid solutions, alkaline solutions
form  Powder
color  Red-brown
Specific Gravity 6.47
Water Solubility  slightly soluble H2SO4; insoluble HCl, HF, and alkalies [HAW93]
Crystal Structure MoO2 type
crystal system Monoclinic
Space group P21/c
Lattice constant
a/nmb/nmc/nmα/oβ/oγ/oV/nm3
0.553880.485620.5628590119.683900.1315
Exposure limits ACGIH: TWA 10 mg/m3; TWA 3 mg/m3
NIOSH: IDLH 5000 mg/m3
InChIKey QXYJCZRRLLQGCR-UHFFFAOYSA-N
CAS DataBase Reference 18868-43-4(CAS DataBase Reference)
EPA Substance Registry System Molybdenum oxide (MoO2) (18868-43-4)

Safety Information

Hazard Codes  Xn
Risk Statements  20/21/22-36/37/38
Safety Statements  26-36
WGK Germany  1
RTECS  QA4688000
TSCA  Yes
HS Code  28257000
Toxicity mouse,LD50,subcutaneous,318mg/kg (318mg/kg),Zhurnal Vsesoyuznogo Khimicheskogo Obshchestva im. D.I. Mendeleeva. Journal of the D.I. Mendeleeva All-Union Chemical Society. Vol. 19, Pg. 186, 1974.

MSDS

Usage And Synthesis

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