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All results from a given calculation for CH3NO (nitrosomethane)

using model chemistry: wB97X-D/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-169.764417
Energy at 298.15K-169.768050
HF Energy-169.764417
Nuclear repulsion energy70.575499
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/aug-cc-pVDZ
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' 3166 3031 10.34      
2 A' 3039 2909 2.31      
3 A' 1727 1653 85.37      
4 A' 1431 1370 21.92      
5 A' 1359 1301 27.48      
6 A' 1164 1114 16.36      
7 A' 895 857 19.98      
8 A' 586 561 2.54      
9 A" 3140 3006 2.70      
10 A" 1430 1369 13.47      
11 A" 962 921 2.02      
12 A" 113 108 1.28      

Unscaled Zero Point Vibrational Energy (zpe) 9505.9 cm-1
Scaled (by 0.9573) Zero Point Vibrational Energy (zpe) 9100.0 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/aug-cc-pVDZ
ABC
2.05819 0.38543 0.34569

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.943 -0.568 0.000
N2 0.000 0.566 0.000
O3 1.154 0.234 0.000
H4 -0.417 -1.531 0.000
H5 -1.581 -0.445 0.886
H6 -1.581 -0.445 -0.886

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.47432.24481.09751.09891.0989
N21.47431.20102.13802.07502.0750
O32.24481.20102.36302.95432.9543
H41.09752.13802.36301.82241.8224
H51.09892.07502.95431.82241.7715
H61.09892.07502.95431.82241.7715

picture of nitrosomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 113.702 N2 C1 H4 111.634
N2 C1 H5 106.581 N2 C1 H6 106.581
H4 C1 H5 112.138 H4 C1 H6 112.138
H5 C1 H6 107.414
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.779      
2 N -0.043      
3 O -0.423      
4 H -0.143      
5 H -0.085      
6 H -0.085      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.078 -1.427 0.000 2.521
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.375 0.448 0.000
y 0.448 -19.310 0.000
z 0.000 0.000 -16.738
Traceless
 xyz
x -0.351 0.448 0.000
y 0.448 -1.753 0.000
z 0.000 0.000 2.105
Polar
3z2-r24.209
x2-y20.935
xy0.448
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.113 0.325 0.000
y 0.325 3.933 0.000
z 0.000 0.000 3.231


<r2> (average value of r2) Å2
<r2> 41.416
(<r2>)1/2 6.435