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: HF/aug-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 HF/aug-cc-pVTZ
 hartrees
Energy at 0K-359.473157
Energy at 298.15K 
HF Energy-359.473157
Nuclear repulsion energy328.011797
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 HF/aug-cc-pVTZ
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' 3372 3070 2.80 84.93 0.16 0.27
2 A' 3356 3055 8.93 172.87 0.11 0.20
3 A' 3345 3045 13.18 50.62 0.31 0.47
4 A' 3336 3037 8.06 94.15 0.72 0.83
5 A' 3322 3024 0.47 42.01 0.75 0.86
6 A' 1900 1729 197.98 95.94 0.32 0.49
7 A' 1778 1619 2.49 46.34 0.54 0.70
8 A' 1764 1606 48.12 93.01 0.56 0.72
9 A' 1639 1492 0.75 4.96 0.46 0.63
10 A' 1606 1462 15.55 2.71 0.52 0.69
11 A' 1454 1323 7.53 1.19 0.40 0.57
12 A' 1342 1221 11.45 0.37 0.35 0.51
13 A' 1293 1177 21.93 26.21 0.24 0.39
14 A' 1249 1137 64.11 51.41 0.16 0.28
15 A' 1216 1107 25.51 11.58 0.74 0.85
16 A' 1160 1056 1.57 1.65 0.75 0.86
17 A' 1109 1010 2.45 5.99 0.04 0.07
18 A' 1084 987 1.21 54.51 0.04 0.07
19 A' 896 816 23.28 9.46 0.16 0.28
20 A' 728 663 15.42 4.55 0.11 0.20
21 A' 669 609 0.08 5.45 0.75 0.85
22 A' 483 439 0.25 3.02 0.11 0.20
23 A' 282 257 2.22 2.14 0.40 0.57
24 A" 1128 1027 0.01 0.18 0.75 0.86
25 A" 1112 1012 0.00 0.07 0.75 0.86
26 A" 1066 970 5.05 0.15 0.75 0.86
27 A" 952 867 0.03 1.37 0.75 0.86
28 A" 852 776 75.01 2.22 0.75 0.86
29 A" 745 678 25.44 0.08 0.75 0.86
30 A" 520 473 3.97 0.31 0.75 0.86
31 A" 457 416 0.01 0.00 0.75 0.86
32 A" 274 249 0.06 1.56 0.75 0.86
33 A" 108 99 0.19 0.12 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 22796.7 cm-1
Scaled (by 0.9104) Zero Point Vibrational Energy (zpe) 20754.1 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 HF/aug-cc-pVTZ
ABC
0.17993 0.05580 0.04259

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.591 0.000
C2 -1.049 -0.316 0.000
C3 -0.766 -1.663 0.000
C4 0.554 -2.097 0.000
C5 1.591 -1.189 0.000
C6 1.311 0.167 0.000
N7 -0.187 2.014 0.000
O8 -1.298 2.384 0.000
H9 -2.059 0.038 0.000
H10 -1.564 -2.378 0.000
H11 0.765 -3.150 0.000
H12 2.608 -1.529 0.000
H13 2.096 0.898 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.38702.38002.74472.38731.37841.43492.21362.13233.35623.81793.36112.1183
C21.38701.37572.39592.78082.40952.48432.71171.07072.12543.36433.85313.3713
C32.38001.37571.38902.40412.76773.72144.08132.13691.07262.13423.37663.8399
C42.74472.39591.38901.37952.38764.17724.84883.37462.13651.07322.13203.3693
C52.38732.78082.40411.37951.38403.66304.59493.85143.37262.12781.07232.1469
C61.37842.40952.76772.38761.38402.37843.42443.37333.84033.36092.13471.0725
N71.43492.48433.72144.17723.66302.37841.17122.72174.60295.25024.51262.5409
O82.21362.71174.08134.84884.59493.42441.17122.46614.76975.90565.52913.7051
H92.13231.07072.13693.37463.85143.37332.72172.46612.46684.25914.92374.2433
H103.35622.12541.07262.13653.37263.84034.60294.76972.46682.45394.25834.9125
H113.81793.36432.13421.07322.12783.36095.25025.90564.25912.45392.45434.2607
H123.36113.85313.37662.13201.07232.13474.51265.52914.92374.25832.45432.4804
H132.11833.37133.83993.36932.14691.07252.54093.70514.24334.91254.26072.4804

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.963 C1 C2 H9 119.806
C1 C6 C5 119.593 C1 C6 H13 119.081
C1 N7 O8 115.925 C2 C1 C6 121.221
C2 C1 N7 123.362 C2 C3 C4 120.139
C2 C3 H10 119.975 C3 C2 H9 121.231
C3 C4 C5 120.547 C3 C4 H11 119.625
C4 C3 H10 119.887 C4 C5 C6 119.537
C4 C5 H12 120.297 C5 C4 H11 119.828
C5 C6 H13 121.326 C6 C1 N7 115.417
C6 C5 H12 120.165
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.008      
2 C -0.610      
3 C -0.373      
4 C -0.395      
5 C -0.482      
6 C -0.901      
7 N -0.368      
8 O -0.439      
9 H 0.578      
10 H 0.431      
11 H 0.530      
12 H 0.337      
13 H 0.685      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.081 -3.262 0.000 3.436
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.096 2.477 0.000
y 2.477 -48.863 0.000
z 0.000 0.000 -48.706
Traceless
 xyz
x 6.689 2.477 0.000
y 2.477 -3.462 0.000
z 0.000 0.000 -3.227
Polar
3z2-r2-6.454
x2-y26.768
xy2.477
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.978 -1.383 0.000
y -1.383 14.858 0.000
z 0.000 0.000 7.066


<r2> (average value of r2) Å2
<r2> 245.635
(<r2>)1/2 15.673