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All results from a given calculation for C6H5NO2 (Nitrobenzene)

using model chemistry: MP2/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/TZVP
 hartrees
Energy at 0K-435.707666
Energy at 298.15K 
HF Energy-434.304651
Nuclear repulsion energy411.928578
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 MP2/TZVP
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 3271 3101 5.00      
2 A1 3249 3080 6.13      
3 A1 3227 3059 0.19      
4 A1 1640 1555 0.00      
5 A1 1519 1440 4.77      
6 A1 1378 1306 139.05      
7 A1 1207 1144 1.73      
8 A1 1135 1076 8.65      
9 A1 1048 994 4.77      
10 A1 1006 954 0.45      
11 A1 864 819 36.96      
12 A1 692 656 9.95      
13 A1 399 378 1.54      
14 A2 724 686 0.00      
15 A2 635 602 0.00      
16 A2 59i 56i 0.00      
17 A2 218i 206i 0.00      
18 B1 782 741 0.94      
19 B1 708 672 22.91      
20 B1 630 597 73.08      
21 B1 591 561 10.88      
22 B1 137 130 0.44      
23 B1 375i 356i 1.84      
24 B1 1740i 1649i 1.73      
25 B2 3271 3101 0.92      
26 B2 3239 3070 8.40      
27 B2 1753 1661 100.66      
28 B2 1653 1567 15.50      
29 B2 1496 1418 4.95      
30 B2 1453 1378 3.28      
31 B2 1340 1270 0.24      
32 B2 1196 1134 0.00      
33 B2 1110 1052 5.86      
34 B2 620 587 0.00      
35 B2 523 496 0.28      
36 B2 259 246 0.72      

Unscaled Zero Point Vibrational Energy (zpe) 20181.4 cm-1
Scaled (by 0.9479) Zero Point Vibrational Energy (zpe) 19130.0 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 MP2/TZVP
ABC
0.13248 0.04280 0.03235

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.248
C2 0.000 1.216 -0.421
C3 0.000 1.206 -1.811
C4 0.000 0.000 -2.509
C5 0.000 -1.206 -1.811
C6 0.000 -1.216 -0.421
N7 0.000 0.000 1.727
O8 0.000 -1.102 2.267
O9 0.000 1.102 2.267
H10 0.000 2.141 0.139
H11 0.000 2.145 -2.349
H12 0.000 0.000 -3.592
H13 0.000 -2.145 -2.349
H14 0.000 -2.141 0.139

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 O9 H10 H11 H12 H13 H14
C11.38792.38612.75682.38611.38791.47912.30042.30042.14353.36793.83953.36792.1435
C21.38791.39062.41682.79292.43272.46813.54942.69021.08092.14013.39633.87503.4035
C32.38611.39061.39322.41152.79293.73794.68594.07972.16311.08212.15043.39353.8735
C42.75682.41681.39321.39322.41684.23604.90174.90173.40552.15081.08272.15083.4055
C52.38612.79292.41151.39321.39063.73794.07974.68593.87353.39352.15041.08212.1631
C61.38792.43272.79292.41681.39062.46812.69023.54943.40353.87503.39632.14011.0809
N71.47912.46813.73794.23603.73792.46811.22721.22722.66524.60575.31864.60572.6652
O82.30043.54944.68594.90174.07972.69021.22722.20383.87845.64355.96164.73242.3678
O92.30042.69024.07974.90174.68593.54941.22722.20382.36784.73245.96165.64353.8784
H102.14351.08092.16313.40553.87353.40352.66523.87842.36782.48834.30174.95564.2816
H113.36792.14011.08212.15083.39353.87504.60575.64354.73242.48832.47894.28964.9556
H123.83953.39632.15041.08272.15043.39635.31865.96165.96164.30172.47892.47894.3017
H133.36793.87503.39352.15081.08212.14014.60574.73245.64354.95564.28962.47892.4883
H142.14353.40353.87353.40552.16311.08092.66522.36783.87844.28164.95564.30172.4883

picture of Nitrobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.356 C1 C2 H10 119.999
C1 C6 C5 118.356 C1 C6 H14 119.999
C1 N7 O8 116.118 C1 N7 O9 116.118
C2 C1 C6 122.417 C2 C1 N7 118.791
C2 C3 C4 120.496 C2 C3 H11 119.361
C3 C2 H10 121.645 C3 C4 C5 119.878
C3 C4 H12 120.061 C4 C3 H11 120.143
C4 C5 C6 120.496 C4 C5 H13 120.143
C5 C4 H12 120.061 C5 C6 H14 121.645
C6 C1 N7 118.791 C6 C5 H13 119.361
O8 N7 O9 127.765
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability