Molecule
- Name
- Nitrous oxide
- IUPAC name
- Dinitrogen monoxide
- Secondary names
- Nitrogen oxide, Dinitrogen monoxide, Dinitrogen oxide, Nitrogen monoxide, N2O
- InChI
- InChI=1S/N2O/c1-2-3
- InChI key
- GQPLMRYTRLFLPF-UHFFFAOYSA-N
- CAS number
- 10024-97-2
- Comments
- natural $N_2O$. The structural formula can also be written [N-]=[N+]=[O]; [N]#[N]=[O] (NIST)
- Formula
- $N_2O$
- Chemical formula
- N2O
- Structural formula
- N#[N+][O-]
- Charge
- 0
- Unpaired electrons
- 0
- Relations
-
- no
- Isotope mixture type
- terrestrial abundance
- Spin type
- unique
- Spin quantum numbers
- 0
- Molar mass
- 44.0128 $g/mol$
- State STP
- gas
- Protic
- aprotic
- Polarity
- nonpolar
- Dipole
- 0.1608 $D$
- Molecule symmetry
- Cinfv
- Case
- linear-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 $N\equiv N^{+}-$ $\Sigma+$ no 2224.0 2223.7 2282.2 active active vw Raman: 2224 $cm^{-1}$ (w) V2 bending $N_2O$ $\Pi$ double 589.0 588.7 596.3 active active s Raman: 589 $cm^{-1}$ (w) V3 stretching $\equiv N^+-O^-$ $\Sigma+$ no 1285.0 1284.9 1298.3 active active vs Raman: 1287 $cm^{-1}$ (vs) - Comments
- Vibrations of the main isotope: $^{14}N_2^{16}O$. Data from NIST Chemistry WebBook
- Publications