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All results from a given calculation for C6H5NO2 (Nitrobenzene)

using model chemistry: PBEPBEultrafine/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-436.263403
Energy at 298.15K-436.270269
HF Energy-436.263403
Nuclear repulsion energy409.530216
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 PBEPBEultrafine/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3175 3122 3.73      
2 A1 3148 3096 12.56      
3 A1 3126 3075 0.53      
4 A1 1604 1577 3.54      
5 A1 1477 1453 8.95      
6 A1 1338 1316 269.24      
7 A1 1169 1150 1.13      
8 A1 1093 1075 36.88      
9 A1 1024 1007 4.76      
10 A1 991 975 0.13      
11 A1 834 821 32.58      
12 A1 673 662 8.47      
13 A1 385 379 0.80      
14 A2 944 928 0.00      
15 A2 827 813 0.00      
16 A2 405 398 0.00      
17 A2 63 62 0.00      
18 B1 969 953 0.34      
19 B1 922 907 3.34      
20 B1 781 768 11.58      
21 B1 691 679 64.35      
22 B1 671 660 4.49      
23 B1 433 426 0.11      
24 B1 164 162 0.82      
25 B2 3175 3122 0.03      
26 B2 3138 3087 12.13      
27 B2 1627 1600 22.22      
28 B2 1571 1545 153.46      
29 B2 1459 1435 0.88      
30 B2 1384 1361 8.56      
31 B2 1294 1273 0.97      
32 B2 1160 1141 0.03      
33 B2 1075 1058 9.74      
34 B2 604 594 0.02      
35 B2 513 505 0.81      
36 B2 250 246 1.01      

Unscaled Zero Point Vibrational Energy (zpe) 22077.3 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 21713.1 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 PBEPBEultrafine/6-31G*
ABC
0.13043 0.04245 0.03203

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.249
C2 0.000 1.225 -0.430
C3 0.000 1.218 -1.831
C4 0.000 0.000 -2.531
C5 0.000 -1.218 -1.831
C6 0.000 -1.225 -0.430
N7 0.000 0.000 1.738
O8 0.000 -1.097 2.298
O9 0.000 1.097 2.298
H10 0.000 2.155 0.140
H11 0.000 2.166 -2.377
H12 0.000 0.000 -3.626
H13 0.000 -2.166 -2.377
H14 0.000 -2.155 0.140

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 O9 H10 H11 H12 H13 H14
C11.40062.41102.78092.41101.40061.48822.32362.32362.15823.40423.87523.40422.1582
C21.40061.40142.43232.81602.44962.48983.58212.73101.09142.16243.42253.90983.4280
C32.41101.40141.40462.43542.81603.77114.73384.13122.18321.09382.16863.42713.9071
C42.78092.43231.40461.40462.43234.26914.95244.95243.43272.17121.09432.17123.4327
C52.41102.81602.43541.40461.40143.77114.13124.73383.90713.42712.16861.09382.1832
C61.40062.44962.81602.43231.40142.48982.73103.58213.42803.90983.42252.16241.0914
N71.48822.48983.77114.26913.77112.48981.23151.23152.68294.64985.36354.64982.6829
O82.32363.58214.73384.95244.13122.73101.23152.19343.90295.70086.02444.79572.4036
O92.32362.73104.13124.95244.73383.58211.23152.19342.40364.79576.02445.70083.9029
H102.15821.09142.18323.43273.90713.42802.68293.90292.40362.51714.33915.00084.3109
H113.40422.16241.09382.17123.42713.90984.64985.70084.79572.51712.49994.33145.0008
H123.87523.42252.16861.09432.16863.42255.36356.02446.02444.33912.49992.49994.3391
H133.40423.90983.42712.17121.09382.16244.64984.79575.70085.00084.33142.49992.5171
H142.15823.42803.90713.43272.18321.09142.68292.40363.90294.31095.00084.33912.5171

picture of Nitrobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.730 C1 C2 H10 119.489
C1 C6 C5 118.730 C1 C6 H14 119.489
C1 N7 O8 117.063 C1 N7 O9 117.063
C2 C1 C6 121.961 C2 C1 N7 119.019
C2 C3 C4 120.183 C2 C3 H11 119.633
C3 C2 H10 121.781 C3 C4 C5 120.213
C3 C4 H12 119.894 C4 C3 H11 120.185
C4 C5 C6 120.183 C4 C5 H13 120.185
C5 C4 H12 119.894 C5 C6 H14 121.781
C6 C1 N7 119.019 C6 C5 H13 119.633
O8 N7 O9 125.873
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.268      
2 C -0.155      
3 C -0.151      
4 C -0.117      
5 C -0.151      
6 C -0.155      
7 N 0.339      
8 O -0.362      
9 O -0.362      
10 H 0.187      
11 H 0.158      
12 H 0.156      
13 H 0.158      
14 H 0.187      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -4.344 4.344
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -51.799 0.000 0.000
y 0.000 -46.722 -0.000
z 0.000 -0.000 -53.053
Traceless
 xyz
x -1.912 0.000 0.000
y 0.000 5.704 -0.000
z 0.000 -0.000 -3.792
Polar
3z2-r2-7.583
x2-y2-5.077
xy0.000
xz0.000
yz-0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.969 0.000 0.000
y 0.000 12.955 0.001
z 0.000 0.001 15.767


<r2> (average value of r2) Å2
<r2> 316.415
(<r2>)1/2 17.788