Constituent
- Name
- SO in Ar matrix
- Official name
- solid alpha Argon
- Family
- covalent network solid
- Class
- tridimentional covalent network solid
- Compound type
- elemental solid
- Formula
- (SO)_x:Ar
- Chemical formula
- (SO)x:Ar
- Elemental formula
- Ar (S)0.00001-0.01 (O)0.00001-0.01
- Isotope mixture type
- terrestrial abundance
- Class
- molecular solids with apolar molecules (01)
- Type
- with monoatomic apolar molecules (A) (01.01)
- Phase name
- α-phase
- Phase type
- crystalline
- Crystal system
- isometric (cubic)
- Crystal class
- hexoctahedral
- Crystal class symbol
- m-3m (Oh)
- Crystal spacegroup
- Fm-3m
- Molar mass
- 39.948 g/mol
- Density
- 1.622 (83 K) - 1.77 (20K) ( g/cm3
- Refringence type
- isotropic
- Refraction index nα
- 1.265 (83.8K) - 1.307 (20 K) @578 nm
- Diaphaneity
- transparent
- Luster
- vitreous