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All results from a given calculation for CH3NO (nitrosomethane)

using model chemistry: SVWN/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at SVWN/cc-pVTZ
 hartrees
Energy at 0K-168.982275
Energy at 298.15K-168.985977
HF Energy-168.982275
Nuclear repulsion energy70.964874
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 SVWN/cc-pVTZ
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' 3061 3031 10.32      
2 A' 2937 2908 1.85      
3 A' 1647 1631 80.33      
4 A' 1364 1351 28.31      
5 A' 1277 1264 53.13      
6 A' 1114 1104 20.23      
7 A' 863 855 34.01      
8 A' 570 564 2.06      
9 A" 3032 3002 0.38      
10 A" 1358 1345 15.00      
11 A" 910 902 0.79      
12 A" 186 184 2.96      

Unscaled Zero Point Vibrational Energy (zpe) 9158.8 cm-1
Scaled (by 0.9903) Zero Point Vibrational Energy (zpe) 9069.9 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 SVWN/cc-pVTZ
ABC
2.08146 0.39160 0.35099

See section I.F.4 to change rotational constant units
Geometric Data calculated at SVWN/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.936 -0.550 0.000
N2 0.000 0.558 0.000
O3 1.152 0.218 0.000
H4 -0.422 -1.523 0.000
H5 -1.587 -0.416 0.879
H6 -1.587 -0.416 -0.879

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.45012.22511.10051.10221.1022
N21.45011.20092.12272.05942.0594
O32.22511.20092.34722.94612.9461
H41.10052.12272.34721.83171.8317
H51.10222.05942.94611.83171.7588
H61.10222.05942.94611.83171.7588

picture of nitrosomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 113.812 N2 C1 H4 111.929
N2 C1 H5 106.792 N2 C1 H6 106.792
H4 C1 H5 112.517 H4 C1 H6 112.517
H5 C1 H6 105.851
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at SVWN/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.202      
2 N 0.031      
3 O -0.147      
4 H 0.082      
5 H 0.118      
6 H 0.118      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.098 -1.348 0.000 2.494
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.132 0.474 0.000
y 0.474 -19.327 0.000
z 0.000 0.000 -16.716
Traceless
 xyz
x -0.110 0.474 0.000
y 0.474 -1.903 0.000
z 0.000 0.000 2.014
Polar
3z2-r24.027
x2-y21.196
xy0.474
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.898 0.413 0.000
y 0.413 3.648 0.000
z 0.000 0.000 2.924


<r2> (average value of r2) Å2
<r2> 40.955
(<r2>)1/2 6.400