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All results from a given calculation for C2H3NO (Nitrosoethylene)

using model chemistry: wB97X-D/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/SDD
 hartrees
Energy at 0K-207.771016
Energy at 298.15K 
HF Energy-207.771016
Nuclear repulsion energy102.973811
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at wB97X-D/SDD
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3324 3324 4.88 56.61 0.67 0.80
2 A' 3224 3224 8.93 146.95 0.16 0.28
3 A' 3200 3200 2.91 22.68 0.22 0.36
4 A' 1703 1703 3.69 70.99 0.18 0.30
5 A' 1525 1525 109.21 72.77 0.29 0.45
6 A' 1452 1452 29.12 24.38 0.38 0.55
7 A' 1305 1305 1.29 11.60 0.53 0.69
8 A' 1171 1171 54.72 30.56 0.58 0.74
9 A' 914 914 36.24 0.70 0.75 0.86
10 A' 606 606 3.48 8.62 0.32 0.48
11 A' 343 343 1.14 0.51 0.70 0.82
12 A" 1069 1069 50.48 6.53 0.75 0.86
13 A" 1029 1029 48.18 1.45 0.75 0.86
14 A" 697 697 2.00 5.93 0.75 0.86
15 A" 182 182 0.20 1.02 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10871.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 10871.0 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at wB97X-D/SDD
ABC
1.73921 0.16433 0.15014

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.209 1.248 0.000
C2 0.000 0.659 0.000
N3 -0.029 -0.786 0.000
O4 -1.191 -1.262 0.000
H5 2.110 0.640 0.000
H6 1.316 2.327 0.000
H7 -0.952 1.188 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7
C11.34502.38103.47241.08621.08412.1622
C21.34501.44512.26012.11002.12441.0889
N32.38101.44511.25502.57113.39072.1783
O43.47242.26011.25503.80954.37742.4611
H51.08622.11002.57113.80951.86363.1105
H61.08412.12443.39074.37741.86362.5382
H72.16221.08892.17832.46113.11052.5382

picture of Nitrosoethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 117.117 C1 C2 H7 125.013
C2 C1 H5 120.053 C2 C1 H6 121.613
C2 N3 O4 113.465 N3 C2 H7 117.869
H5 C1 H6 118.333
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.422      
2 C -0.112      
3 N 0.039      
4 O -0.225      
5 H 0.240      
6 H 0.232      
7 H 0.249      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.575 3.483 0.000 3.823
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -22.540 -0.393 0.000
y -0.393 -23.580 0.000
z 0.000 0.000 -23.732
Traceless
 xyz
x 1.116 -0.393 0.000
y -0.393 -0.444 0.000
z 0.000 0.000 -0.672
Polar
3z2-r2-1.344
x2-y21.040
xy-0.393
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.454 2.504 0.000
y 2.504 5.765 0.000
z 0.000 0.000 1.975


<r2> (average value of r2) Å2
<r2> 77.996
(<r2>)1/2 8.832