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All results from a given calculation for C2H3NO (Nitrosoethylene)

using model chemistry: BLYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-31+G**
 hartrees
Energy at 0K-207.849492
Energy at 298.15K 
HF Energy-207.849492
Nuclear repulsion energy103.157812
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 BLYP/6-31+G**
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' 3185 3168 1.36 70.64 0.68 0.81
2 A' 3092 3075 3.28 163.31 0.13 0.23
3 A' 3070 3054 10.85 54.21 0.50 0.66
4 A' 1609 1601 1.47 36.50 0.08 0.15
5 A' 1455 1448 119.54 47.94 0.53 0.70
6 A' 1378 1370 28.43 27.39 0.44 0.61
7 A' 1248 1242 1.07 11.54 0.25 0.40
8 A' 1099 1093 76.75 23.84 0.41 0.59
9 A' 856 851 39.36 0.39 0.74 0.85
10 A' 590 587 1.02 11.70 0.14 0.25
11 A' 340 338 0.90 1.28 0.73 0.85
12 A" 965 960 57.02 1.80 0.75 0.86
13 A" 962 957 0.36 2.29 0.75 0.86
14 A" 647 644 0.53 1.31 0.75 0.86
15 A" 179 178 0.13 0.44 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 10337.3 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 10282.5 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 BLYP/6-31+G**
ABC
1.73974 0.16508 0.15078

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.221 1.236 0.000
C2 0.000 0.655 0.000
N3 -0.039 -0.782 0.000
O4 -1.195 -1.248 0.000
H5 2.119 0.612 0.000
H6 1.343 2.321 0.000
H7 -0.960 1.187 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7
C11.35262.37933.46521.09331.09172.1820
C21.35261.43742.24692.11972.14001.0975
N32.37931.43741.24572.56953.39682.1735
O43.46522.24691.24573.80014.37932.4464
H51.09332.11972.56953.80011.87673.1324
H61.09172.14003.39684.37931.87672.5672
H72.18201.09752.17352.44643.13242.5672

picture of Nitrosoethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 117.004 C1 C2 H7 125.566
C2 C1 H5 119.763 C2 C1 H6 121.847
C2 N3 O4 113.549 N3 C2 H7 117.429
H5 C1 H6 118.390
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.154      
2 C -0.107      
3 N -0.155      
4 O -0.054      
5 H 0.168      
6 H 0.153      
7 H 0.148      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.576 3.231 0.000 3.595
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.348 0.006 0.000
y 0.006 -24.024 0.000
z 0.000 0.000 -24.198
Traceless
 xyz
x 0.763 0.006 0.000
y 0.006 -0.251 0.000
z 0.000 0.000 -0.512
Polar
3z2-r2-1.024
x2-y20.676
xy0.006
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.668 2.324 0.000
y 2.324 7.353 0.000
z 0.000 0.000 3.413


<r2> (average value of r2) Å2
<r2> 78.146
(<r2>)1/2 8.840