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All results from a given calculation for CH3NO (nitrosomethane)

using model chemistry: B97D3/daug-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 B97D3/daug-cc-pVTZ
 hartrees
Energy at 0K-169.768423
Energy at 298.15K 
HF Energy-169.768423
Nuclear repulsion energy70.075975
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 B97D3/daug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3078 3078 15.99 51.83 0.73 0.85
2 A' 2962 2962 2.69 199.01 0.00 0.00
3 A' 1589 1589 91.24 8.54 0.54 0.70
4 A' 1418 1418 28.47 11.59 0.51 0.68
5 A' 1323 1323 29.70 2.97 0.74 0.85
6 A' 1114 1114 22.15 1.71 0.70 0.83
7 A' 772 772 42.65 10.52 0.47 0.64
8 A' 556 556 0.14 7.90 0.21 0.35
9 A" 3046 3046 3.03 62.67 0.75 0.86
10 A" 1414 1414 11.21 7.23 0.75 0.86
11 A" 928 928 2.09 1.16 0.75 0.86
12 A" 161 161 1.39 0.46 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9180.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9180.7 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 B97D3/daug-cc-pVTZ
ABC
2.05322 0.37709 0.33864

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.949 -0.585 0.000
N2 0.000 0.569 0.000
O3 1.163 0.250 0.000
H4 -0.429 -1.548 0.000
H5 -1.589 -0.460 0.882
H6 -1.589 -0.460 -0.882

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.49472.27101.09411.09661.0966
N21.49471.20582.16022.08862.0886
O32.27101.20582.40122.97542.9754
H41.09412.16022.40121.81811.8181
H51.09662.08862.97541.81811.7638
H61.09662.08862.97541.81811.7638

picture of nitrosomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 114.057 N2 C1 H4 112.198
N2 C1 H5 106.401 N2 C1 H6 106.401
H4 C1 H5 112.182 H4 C1 H6 112.182
H5 C1 H6 107.068
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.339      
2 N -0.234      
3 O -0.605      
4 H 0.536      
5 H 0.321      
6 H 0.321      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.922 -1.346 0.000 2.347
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.574 0.505 0.000
y 0.505 4.456 0.000
z 0.000 0.000 3.445


<r2> (average value of r2) Å2
<r2> 42.045
(<r2>)1/2 6.484