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All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: MP2=FULL/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/6-31G**
 hartrees
Energy at 0K-360.513834
Energy at 298.15K 
HF Energy-359.348281
Nuclear repulsion energy323.909974
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=FULL/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3295 3079 4.40      
2 A' 3288 3073 8.36      
3 A' 3279 3064 7.77      
4 A' 3272 3057 5.44      
5 A' 3262 3048 0.34      
6 A' 1678 1568 1.31      
7 A' 1671 1561 8.54      
8 A' 1547 1446 6.50      
9 A' 1524 1424 7.16      
10 A' 1491 1393 11.79      
11 A' 1477 1380 51.62      
12 A' 1357 1268 6.87      
13 A' 1228 1148 27.17      
14 A' 1211 1131 0.44      
15 A' 1178 1101 86.64      
16 A' 1119 1045 3.76      
17 A' 1057 987 2.66      
18 A' 1023 955 1.04      
19 A' 844 789 25.56      
20 A' 681 637 6.24      
21 A' 624 584 0.01      
22 A' 451 421 0.65      
23 A' 264 246 1.97      
24 A" 941 879 0.00      
25 A" 930 869 0.24      
26 A" 912 852 2.18      
27 A" 857 801 0.00      
28 A" 752 703 77.89      
29 A" 519 485 0.00      
30 A" 452 423 0.92      
31 A" 401 374 0.00      
32 A" 240 224 0.47      
33 A" 99 92 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 21460.0 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 20052.2 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=FULL/6-31G**
ABC
0.17497 0.05490 0.04179

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.596 0.000
C2 -1.052 -0.325 0.000
C3 -0.750 -1.681 0.000
C4 0.583 -2.108 0.000
C5 1.623 -1.179 0.000
C6 1.333 0.183 0.000
N7 -0.189 2.026 0.000
O8 -1.381 2.377 0.000
H9 -2.069 0.038 0.000
H10 -1.548 -2.411 0.000
H11 0.807 -3.166 0.000
H12 2.651 -1.515 0.000
H13 2.109 0.936 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.39782.39722.76632.40501.39501.44192.25352.14303.38203.84803.38862.1363
C21.39781.38932.41912.80782.43782.50372.72141.08042.14443.39533.88893.4029
C32.39721.38931.39952.42562.79513.74874.10632.16711.08152.15173.40453.8760
C42.76632.41911.39951.39522.41124.20514.89603.41182.15191.08162.15123.4057
C52.40502.80782.42561.39521.39273.68094.65463.88773.40192.14891.08112.1701
C61.39502.43782.79512.41121.39272.38903.48923.40493.87653.39092.15001.0815
N71.44192.50373.74874.20513.68092.38901.24322.73594.64005.28654.53852.5427
O82.25352.72144.10634.89604.65463.48921.24322.43734.79045.95925.60373.7757
H92.14301.08042.16713.41183.88773.40492.73592.43732.50424.30594.96894.2736
H103.38202.14441.08152.15193.40193.87654.64004.79042.50422.47264.29284.9574
H113.84803.39532.15171.08162.14893.39095.28655.95924.30592.47262.47524.3045
H123.38863.88893.40452.15121.08112.15004.53855.60374.96894.29282.47522.5106
H132.13633.40293.87603.40572.17011.08152.54273.77574.27364.95744.30452.5106

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.661 C1 C2 H9 119.155
C1 C6 C5 119.246 C1 C6 H13 118.676
C1 N7 O8 113.918 C2 C1 C6 121.591
C2 C1 N7 123.688 C2 C3 C4 120.323
C2 C3 H10 119.917 C3 C2 H9 122.184
C3 C4 C5 120.440 C3 C4 H11 119.727
C4 C3 H10 119.760 C4 C5 C6 119.739
C4 C5 H12 120.081 C5 C4 H11 119.833
C5 C6 H13 122.078 C6 C1 N7 114.721
C6 C5 H12 120.180
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability