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All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: QCISD/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 QCISD/6-31G*
 hartrees
Energy at 0K-360.474604
Energy at 298.15K 
HF Energy-359.340748
Nuclear repulsion energy323.326180
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 QCISD/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' 3241 3086 3.15      
2 A' 3227 3074 11.13      
3 A' 3218 3064 13.56      
4 A' 3210 3057 7.46      
5 A' 3199 3046 0.40      
6 A' 1693 1613 0.33      
7 A' 1687 1607 1.20      
8 A' 1607 1530 109.93      
9 A' 1541 1468 5.16      
10 A' 1518 1446 21.53      
11 A' 1360 1295 5.14      
12 A' 1338 1275 13.77      
13 A' 1225 1167 7.89      
14 A' 1205 1147 1.76      
15 A' 1168 1112 95.94      
16 A' 1120 1066 3.56      
17 A' 1059 1008 1.73      
18 A' 1028 979 0.33      
19 A' 839 799 28.25      
20 A' 683 650 7.53      
21 A' 629 599 0.02      
22 A' 449 427 0.75      
23 A' 265 252 2.25      
24 A" 943 898 0.05      
25 A" 930 886 1.11      
26 A" 913 870 1.95      
27 A" 857 816 0.00      
28 A" 754 718 83.22      
29 A" 579 552 1.20      
30 A" 458 436 1.30      
31 A" 409 389 0.01      
32 A" 243 231 0.17      
33 A" 104 99 0.12      

Unscaled Zero Point Vibrational Energy (zpe) 21349.7 cm-1
Scaled (by 0.9523) Zero Point Vibrational Energy (zpe) 20331.3 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 QCISD/6-31G*
ABC
0.17454 0.05458 0.04158

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.595 0.000
C2 -1.052 -0.329 0.000
C3 -0.748 -1.687 0.000
C4 0.589 -2.111 0.000
C5 1.629 -1.179 0.000
C6 1.333 0.187 0.000
N7 -0.204 2.038 0.000
O8 -1.383 2.378 0.000
H9 -2.077 0.031 0.000
H10 -1.550 -2.423 0.000
H11 0.817 -3.176 0.000
H12 2.665 -1.514 0.000
H13 2.117 0.943 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.39992.40172.77002.40891.39441.45692.25632.15263.39323.85903.39852.1449
C21.39991.39182.42282.81252.43982.51392.72721.08712.15293.40583.90093.4137
C32.40171.39181.40292.43092.80033.76454.11462.17251.08872.16023.41733.8885
C42.77002.42281.40291.39662.41534.22424.90353.42072.16201.08902.16003.4145
C52.40892.81252.43091.39661.39743.70254.66113.89923.41412.15611.08842.1769
C61.39442.43982.80032.41531.39742.40603.48983.41413.88903.40232.15981.0887
N71.45692.51393.76454.22423.70252.40601.22712.74554.65985.31314.56542.5657
O82.25632.72724.11464.90354.66113.48981.22712.44794.80445.97425.61523.7822
H92.15261.08712.17253.42073.89923.41412.74552.44792.51034.32024.98774.2919
H103.39322.15291.08872.16203.41413.88904.65984.80442.51032.48394.31214.9772
H113.85903.40582.16021.08902.15613.40235.31315.97424.32022.48392.48594.3190
H123.39853.90093.41732.16001.08842.15984.56545.61524.98774.31212.48592.5168
H132.14493.41373.88853.41452.17691.08872.56573.78224.29194.97724.31902.5168

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.704 C1 C2 H9 119.363
C1 C6 C5 119.275 C1 C6 H13 118.978
C1 N7 O8 114.141 C2 C1 C6 121.653
C2 C1 N7 123.271 C2 C3 C4 120.202
C2 C3 H10 119.940 C3 C2 H9 121.933
C3 C4 C5 120.527 C3 C4 H11 119.665
C4 C3 H10 119.858 C4 C5 C6 119.638
C4 C5 H12 120.223 C5 C4 H11 119.808
C5 C6 H13 121.747 C6 C1 N7 115.076
C6 C5 H12 120.138
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability