Molecule
Name
Disulfur monoxide
IUPAC name
(34S2,16O)Disulfur monoxide
Secondary names
Sulfur suboxide, Sulphur suboxide, Sulfuroxide, Sulphuroxide, S2O
InChI
InChI=1S/OS2/c1-3-2/i1+0,2+2,3+2
InChI key
TXKMVPPZCYKFAC-MIVCBLKWSA-N
Comments
34S162O isotope
Formula
34S162O
Chemical formula
S2O
Isotopic formula
[34S][34S][16O]
Structural formula
[34S]=[34S]=[16O]
Charge
0
Unpaired electrons
0
  Atom Name Number
34S Sulfur 2
16O Oxygen 1
Relations
  • no
Isotope mixture type
terrestrial abundance
Spin type
unique
Spin quantum numbers
0
Molar mass
82.934 g/mol
State STP
gas
State NTP
gas
Protic
aprotic
Polarity
polar
Molecule symmetry
unknown
Case
nonlinear-triatomic
Vibrations number
3
Vibrations
Label Mode Bond Symmetry Degeneracy Fundamental frequency Observed frequency Observed frequency Harmonic frequency Activity IR Activity Raman Strength Comments
V1 stretching =34S=16O A no active active
V2 bending 34S162O no active active
V3 stretching =34S=34S no active active
Comments
Vibrations of the main isotope: 34S162O. Data from NIST Chemistry WebBook
Chemical bonds
  Bond Number
=34S=16O 1
=34S=34S 1