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All results from a given calculation for C2H3NO (Nitrosoethylene)

using model chemistry: B2PLYP=FULL/STO-3G

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/STO-3G
 hartrees
Energy at 0K-204.868162
Energy at 298.15K 
HF Energy-204.772485
Nuclear repulsion energy100.004223
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/STO-3G
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' 3586 3586 1.44 40.35 0.73 0.84
2 A' 3464 3464 0.01 59.66 0.19 0.32
3 A' 3425 3425 25.60 26.99 0.20 0.33
4 A' 1783 1783 3.12 11.29 0.14 0.25
5 A' 1533 1533 2.87 23.27 0.45 0.62
6 A' 1473 1473 5.37 6.80 0.15 0.27
7 A' 1359 1359 0.89 8.25 0.66 0.79
8 A' 1147 1147 28.35 11.98 0.73 0.84
9 A' 893 893 33.10 0.83 0.44 0.61
10 A' 552 552 0.05 5.03 0.34 0.50
11 A' 314 314 0.08 0.22 0.74 0.85
12 A" 1085 1085 12.41 0.16 0.75 0.86
13 A" 1011 1011 12.90 0.17 0.75 0.86
14 A" 625 625 0.25 5.39 0.75 0.86
15 A" 134 134 0.49 1.06 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 11191.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11191.9 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/STO-3G
ABC
1.58331 0.15577 0.14182

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.166 1.344 0.000
C2 0.000 0.679 0.000
N3 0.029 -0.861 0.000
O4 -1.192 -1.315 0.000
H5 2.120 0.802 0.000
H6 1.212 2.440 0.000
H7 -0.990 1.163 0.000

Atom - Atom Distances (Å)
  C1 C2 N3 O4 H5 H6 H7
C11.34222.48103.55381.09751.09712.1636
C21.34221.53982.32292.12332.13841.1026
N32.48101.53981.30232.67163.50692.2661
O43.55382.32291.30233.93054.45902.4865
H51.09752.12332.67163.93051.87293.1310
H61.09712.13843.50694.45901.87292.5461
H72.16361.10262.26612.48653.13102.5461

picture of Nitrosoethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 N3 118.665 C1 C2 H7 124.202
C2 C1 H5 120.660 C2 C1 H6 122.162
C2 N3 O4 109.351 N3 C2 H7 117.133
H5 C1 H6 117.178
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability