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All results from a given calculation for CH3NO (nitrosomethane)

using model chemistry: M06-2X/aug-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 M06-2X/aug-cc-pVTZ
 hartrees
Energy at 0K-169.789359
Energy at 298.15K-169.793015
HF Energy-169.789359
Nuclear repulsion energy70.919556
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 M06-2X/aug-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' 3156 3016 5.97      
2 A' 3042 2907 0.94      
3 A' 1750 1672 86.89      
4 A' 1459 1394 24.23      
5 A' 1377 1316 18.93      
6 A' 1165 1113 16.41      
7 A' 883 844 16.99      
8 A' 593 567 2.92      
9 A" 3129 2990 0.83      
10 A" 1455 1391 12.01      
11 A" 970 927 2.08      
12 A" 123 117 1.03      

Unscaled Zero Point Vibrational Energy (zpe) 9550.9 cm-1
Scaled (by 0.9557) Zero Point Vibrational Energy (zpe) 9127.8 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 M06-2X/aug-cc-pVTZ
ABC
2.08165 0.38796 0.34809

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.937 -0.575 0.000
N2 0.000 0.565 0.000
O3 1.146 0.242 0.000
H4 -0.404 -1.524 0.000
H5 -1.571 -0.461 0.880
H6 -1.571 -0.461 -0.880

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.47582.23771.08851.09021.0902
N21.47581.19082.12802.07242.0724
O32.23771.19082.35002.94102.9410
H41.08852.12802.35001.80681.8068
H51.09022.07242.94101.80681.7599
H61.09022.07242.94101.80681.7599

picture of nitrosomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 113.669 N2 C1 H4 111.272
N2 C1 H5 106.764 N2 C1 H6 106.764
H4 C1 H5 112.047 H4 C1 H6 112.047
H5 C1 H6 107.634
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.724      
2 N -0.021      
3 O -0.299      
4 H 0.385      
5 H 0.330      
6 H 0.330      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.014 -1.407 0.000 2.456
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.433 0.466 0.000
y 0.466 -19.290 0.000
z 0.000 0.000 -16.843
Traceless
 xyz
x -0.366 0.466 0.000
y 0.466 -1.652 0.000
z 0.000 0.000 2.018
Polar
3z2-r24.036
x2-y20.857
xy0.466
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.984 0.345 0.000
y 0.345 3.857 0.000
z 0.000 0.000 3.200


<r2> (average value of r2) Å2
<r2> 41.220
(<r2>)1/2 6.420