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All results from a given calculation for CH3NO (nitrosomethane)

using model chemistry: B2PLYP=FULL/6-31+G**

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=FULL/6-31+G**
 hartrees
Energy at 0K-169.649837
Energy at 298.15K-169.653542
HF Energy-169.479414
Nuclear repulsion energy70.103600
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=FULL/6-31+G**
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' 3192 3036 9.71      
2 A' 3071 2921 2.21      
3 A' 1602 1524 56.69      
4 A' 1481 1408 30.10      
5 A' 1402 1334 26.52      
6 A' 1171 1114 16.96      
7 A' 880 836 19.65      
8 A' 580 551 1.82      
9 A" 3167 3012 2.68      
10 A" 1481 1409 14.00      
11 A" 990 942 3.44      
12 A" 161 153 1.36      

Unscaled Zero Point Vibrational Energy (zpe) 9588.7 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 9118.8 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 B2PLYP=FULL/6-31+G**
ABC
2.02830 0.38115 0.34121

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.955 -0.559 0.000
N2 0.000 0.572 0.000
O3 1.168 0.218 0.000
H4 -0.437 -1.518 0.000
H5 -1.587 -0.436 0.882
H6 -1.587 -0.436 -0.882

Atom - Atom Distances (Å)
  C1 N2 O3 H4 H5 H6
C11.47992.26041.09051.09211.0921
N21.47991.22012.13512.07642.0764
O32.26041.22012.36412.96562.9656
H41.09052.13512.36411.80931.8093
H51.09212.07642.96561.80931.7637
H61.09212.07642.96561.80931.7637

picture of nitrosomethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 O3 113.343 N2 C1 H4 111.433
N2 C1 H5 106.702 N2 C1 H6 106.702
H4 C1 H5 111.993 H4 C1 H6 111.993
H5 C1 H6 107.702
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability