return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: wB97X-D/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 wB97X-D/6-31+G**
 hartrees
Energy at 0K-361.432681
Energy at 298.15K 
HF Energy-361.432681
Nuclear repulsion energy324.680867
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/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' 3252 3097 7.58      
2 A' 3247 3092 6.32      
3 A' 3238 3084 7.80      
4 A' 3232 3078 6.68      
5 A' 3219 3065 0.72      
6 A' 1704 1623 66.34      
7 A' 1680 1600 3.44      
8 A' 1643 1565 165.44      
9 A' 1522 1450 10.15      
10 A' 1507 1435 19.38      
11 A' 1375 1309 18.23      
12 A' 1344 1280 5.28      
13 A' 1214 1156 36.87      
14 A' 1195 1138 3.82      
15 A' 1159 1103 126.07      
16 A' 1107 1054 5.98      
17 A' 1048 998 7.03      
18 A' 1024 975 0.82      
19 A' 847 806 32.78      
20 A' 687 654 11.27      
21 A' 628 598 0.07      
22 A' 455 433 0.88      
23 A' 257 245 2.08      
24 A" 1027 978 0.00      
25 A" 1012 964 0.16      
26 A" 965 919 5.37      
27 A" 871 829 0.04      
28 A" 774 737 69.19      
29 A" 692 659 28.71      
30 A" 473 450 3.30      
31 A" 421 401 0.04      
32 A" 246 234 0.19      
33 A" 103 98 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 21582.8 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 20553.3 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/6-31+G**
ABC
0.17579 0.05500 0.04189

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.595 0.000
C2 -1.055 -0.321 0.000
C3 -0.763 -1.678 0.000
C4 0.568 -2.109 0.000
C5 1.613 -1.188 0.000
C6 1.329 0.175 0.000
N7 -0.187 2.024 0.000
O8 -1.343 2.390 0.000
H9 -2.076 0.046 0.000
H10 -1.567 -2.407 0.000
H11 0.787 -3.172 0.000
H12 2.643 -1.531 0.000
H13 2.115 0.924 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.39782.39762.76312.40451.39351.44052.24152.14743.38633.84873.39162.1401
C21.39781.38712.41432.80552.43502.50052.72701.08482.14713.39373.89043.4057
C32.39761.38711.39932.42652.79433.74574.10892.16631.08512.15293.40893.8793
C42.76312.41431.39931.39322.40714.20084.88783.41052.15551.08562.15363.4040
C52.40452.80552.42651.39321.39213.68174.64103.88993.40582.14991.08492.1699
C61.39352.43502.79432.40711.39212.39073.47023.40703.87933.39092.15311.0855
N71.44052.50053.74574.20083.68172.39071.21192.73464.64015.28624.54332.5515
O82.24152.72704.10894.88784.64103.47021.21192.45654.80225.95595.59063.7556
H92.14741.08482.16633.41053.88993.40702.73462.45652.50474.30674.97484.2816
H103.38632.14711.08512.15553.40583.87934.64014.80222.50472.47454.29954.9643
H113.84873.39372.15291.08562.14993.39095.28625.95594.30672.47452.47784.3057
H123.39163.89043.40892.15361.08492.15314.54335.59064.97484.29952.47782.5103
H132.14013.40573.87933.40402.16991.08552.55153.75564.28164.96434.30572.5103

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.839 C1 C2 H9 119.222
C1 C6 C5 119.352 C1 C6 H13 118.854
C1 N7 O8 115.087 C2 C1 C6 121.458
C2 C1 N7 123.513 C2 C3 C4 120.096
C2 C3 H10 120.068 C3 C2 H9 121.939
C3 C4 C5 120.668 C3 C4 H11 119.551
C4 C3 H10 119.836 C4 C5 C6 119.586
C4 C5 H12 120.181 C5 C4 H11 119.780
C5 C6 H13 121.795 C6 C1 N7 115.029
C6 C5 H12 120.232
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.567      
2 C 0.415      
3 C -0.337      
4 C -0.032      
5 C -0.207      
6 C 0.058      
7 N -0.200      
8 O 0.005      
9 H 0.185      
10 H 0.167      
11 H 0.165      
12 H 0.168      
13 H 0.180      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.164 -3.678 0.000 3.858
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.631 2.508 0.000
y 2.508 -48.960 0.000
z 0.000 0.000 -48.169
Traceless
 xyz
x 6.933 2.508 0.000
y 2.508 -4.060 0.000
z 0.000 0.000 -2.873
Polar
3z2-r2-5.746
x2-y27.329
xy2.508
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 13.247 -1.678 0.000
y -1.678 15.783 0.000
z 0.000 0.000 6.413


<r2> (average value of r2) Å2
<r2> 249.094
(<r2>)1/2 15.783