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All results from a given calculation for CH3NO (nitrosomethane)

using model chemistry: M06-2X/6-31G

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/6-31G
 hartrees
Energy at 0K-169.647905
Energy at 298.15K-169.651617
HF Energy-169.647905
Nuclear repulsion energy69.684613
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/6-31G
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' 3196 3196 6.09      
2 A' 3076 3076 0.55      
3 A' 1635 1635 39.11      
4 A' 1501 1501 32.78      
5 A' 1431 1431 29.10      
6 A' 1180 1180 17.67      
7 A' 883 883 14.02      
8 A' 579 579 3.51      
9 A" 3174 3174 1.24      
10 A" 1501 1501 18.44      
11 A" 1019 1019 0.91      
12 A" 161 161 2.72      

Unscaled Zero Point Vibrational Energy (zpe) 9667.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9667.4 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/6-31G
ABC
2.01287 0.37568 0.33650

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.963 -0.562 0.000
N2 0.000 0.575 0.000
O3 1.176 0.220 0.000
H4 -0.441 -1.521 0.000
H5 -1.595 -0.448 0.884
H6 -1.595 -0.448 -0.884

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.49062.27771.09131.09241.0924
N21.49061.22852.14192.09062.0906
O32.27771.22852.37592.98392.9839
H41.09132.14192.37591.80661.8066
H51.09242.09062.98391.80661.7679
H61.09242.09062.98391.80661.7679

picture of nitrosomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 113.438 N2 C1 H4 111.173
N2 C1 H5 107.061 N2 C1 H6 107.061
H4 C1 H5 111.641 H4 C1 H6 111.641
H5 C1 H6 108.025
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.372      
2 N 0.056      
3 O -0.284      
4 H 0.186      
5 H 0.207      
6 H 0.207      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.363 -1.612 0.000 2.860
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.664 0.477 0.000
y 0.477 -19.309 0.000
z 0.000 0.000 -16.572
Traceless
 xyz
x -0.724 0.477 0.000
y 0.477 -1.690 0.000
z 0.000 0.000 2.415
Polar
3z2-r24.829
x2-y20.644
xy0.477
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.139 0.208 0.000
y 0.208 2.539 0.000
z 0.000 0.000 2.229


<r2> (average value of r2) Å2
<r2> 42.143
(<r2>)1/2 6.492