Catalog Number
ACMA00014304
Category
Elements Nanoparticles
Description
DryPowder; OtherSolid
Molecular Weight
10.81g/mol
InChIKey
ZOXJGFHDIHLPTG-UHFFFAOYSA-N
Density
Amorphous, 2.350 g/cu cm; alpha-rhombohedral, 2.46 g/cu cm; alpha-tetragonal, 2.31 g/cu cm; beta-rhombohedral, 2.35 g/cu cm
Solubility
Insoluble in water; unaffected by aqueous hydrochloric and hydrofluoric acids; when finely divided it is soluble in boiling nitric and sulfuric acids and in molten metals such as copper, iron, magnesium, aluminum, calcium; reacts vigorously with fused sodium peroxide or with a fusion mixture of sodium carbonate or potassium nitrate;Soluble in concentrated nitric and sulfuric acids; insoluble in water, alcohol, ether
Color Form
Polymorphic: alpha-rhombohedral form, clear red crystals; beta-rhombohedral form, black; alpha-tetragonal form, black, opaque crystals with metallic luster; amorphous form, black or dark brown powder; other crystal forms are known but not entirely characterized;Filaments, powder, whiskers, single crystals
Monoisotopic Mass
11.009305g/mol
Stability
Fairly stable at normal temperature.
Vapor Pressure
1.56X10-5 atm (0.0119 mm Hg) at 2140 °C