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All results from a given calculation for CH3NO (nitrosomethane)

using model chemistry: B2PLYP=FULLultrafine/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULLultrafine/6-311G**
 hartrees
Energy at 0K-169.704177
Energy at 298.15K 
HF Energy-169.513880
Nuclear repulsion energy70.313208
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 B2PLYP=FULLultrafine/6-311G**
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' 3162 3162 11.40      
2 A' 3048 3048 3.09      
3 A' 1615 1615 54.58      
4 A' 1467 1467 25.61      
5 A' 1387 1387 25.84      
6 A' 1162 1162 19.45      
7 A' 859 859 20.81      
8 A' 581 581 1.47      
9 A" 3141 3141 5.04      
10 A" 1471 1471 12.44      
11 A" 984 984 3.52      
12 A" 153 153 1.45      

Unscaled Zero Point Vibrational Energy (zpe) 9515.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9515.0 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 B2PLYP=FULLultrafine/6-311G**
ABC
2.03393 0.38294 0.34285

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.949 -0.569 0.000
N2 0.000 0.573 0.000
O3 1.159 0.229 0.000
H4 -0.417 -1.522 0.000
H5 -1.582 -0.454 0.883
H6 -1.582 -0.454 -0.883

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.48482.25401.09101.09221.0922
N21.48481.20882.13592.08172.0817
O32.25401.20882.35592.95902.9590
H41.09102.13592.35591.81031.8103
H51.09222.08172.95901.81031.7653
H61.09222.08172.95901.81031.7653

picture of nitrosomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 113.205 N2 C1 H4 111.112
N2 C1 H5 106.771 N2 C1 H6 106.771
H4 C1 H5 112.032 H4 C1 H6 112.032
H5 C1 H6 107.822
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability