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All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: CID/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CID/3-21G*
 hartrees
Energy at 0K-357.950711
Energy at 298.15K 
HF Energy-357.318737
Nuclear repulsion energy323.639332
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 CID/3-21G*
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' 3325 3094 2.65      
2 A' 3309 3079 5.64      
3 A' 3297 3067 8.31      
4 A' 3288 3059 5.68      
5 A' 3275 3048 0.29      
6 A' 1700 1582 1.24      
7 A' 1692 1575 6.33      
8 A' 1595 1484 9.19      
9 A' 1571 1462 12.52      
10 A' 1477 1374 35.45      
11 A' 1425 1326 13.78      
12 A' 1328 1236 6.67      
13 A' 1276 1187 0.07      
14 A' 1238 1152 6.64      
15 A' 1181 1099 66.83      
16 A' 1150 1070 3.13      
17 A' 1090 1015 6.90      
18 A' 1067 992 0.28      
19 A' 833 776 24.08      
20 A' 702 654 13.03      
21 A' 676 629 0.01      
22 A' 469 436 0.18      
23 A' 274 255 2.54      
24 A" 1067 993 1.27      
25 A" 1046 973 0.56      
26 A" 1022 951 8.72      
27 A" 929 865 0.01      
28 A" 826 768 78.83      
29 A" 738 687 30.41      
30 A" 512 476 4.09      
31 A" 450 419 0.00      
32 A" 263 245 0.10      
33 A" 124 115 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 22107.7 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 20571.2 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 CID/3-21G*
ABC
0.17561 0.05462 0.04166

See section I.F.4 to change rotational constant units
Geometric Data calculated at CID/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.598 0.000
C2 -1.026 -0.344 0.000
C3 -0.709 -1.695 0.000
C4 0.630 -2.098 0.000
C5 1.650 -1.149 0.000
C6 1.332 0.207 0.000
N7 -0.244 2.040 0.000
O8 -1.459 2.334 0.000
H9 -2.045 0.005 0.000
H10 -1.496 -2.434 0.000
H11 0.873 -3.150 0.000
H12 2.683 -1.462 0.000
H13 2.099 0.965 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.39252.39982.76812.40311.38801.46282.26792.12933.38073.84793.38272.1310
C21.39251.38762.41192.79462.42102.50912.71291.07722.14243.38813.87383.3881
C32.39981.38761.39812.42152.78923.76394.09832.16201.07942.14953.39993.8681
C42.76812.41191.39811.39322.40884.22904.89943.40232.15181.07982.14923.3972
C52.40312.79462.42151.39321.39263.70914.66903.87133.39812.14611.07922.1616
C61.38802.42102.78922.40881.39262.41733.50913.38283.86863.38742.14741.0792
N71.46282.50913.76394.22903.70912.41731.25032.71814.64625.30864.56422.5773
O82.26792.71294.09834.89944.66903.50911.25032.40214.76865.95925.61863.8120
H92.12931.07722.16203.40233.87133.38282.71812.40212.50024.29754.95054.2540
H103.38072.14241.07942.15183.39813.86864.64624.76862.50022.47454.28994.9475
H113.84793.38812.14951.07982.14613.38745.30865.95924.29752.47452.47424.2938
H123.38273.87383.39992.14921.07922.14744.56425.61864.95054.28992.47422.4971
H132.13103.38813.86813.39722.16161.07922.57733.81204.25404.94754.29382.4971

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.348 C1 C2 H9 118.563
C1 C6 C5 119.594 C1 C6 H13 118.945
C1 N7 O8 113.193 C2 C1 C6 121.079
C2 C1 N7 122.965 C2 C3 C4 119.947
C2 C3 H10 120.029 C3 C2 H9 122.089
C3 C4 C5 120.344 C3 C4 H11 119.778
C4 C3 H10 120.024 C4 C5 C6 119.688
C4 C5 H12 120.214 C5 C4 H11 119.878
C5 C6 H13 121.461 C6 C1 N7 115.956
C6 C5 H12 120.098
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability