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All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: CISD/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 CISD/6-31G
 hartrees
Energy at 0K-359.823410
Energy at 298.15K 
HF Energy-359.192654
Nuclear repulsion energy323.018720
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 CISD/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 A' 3312 3106 7.40      
2 A' 3304 3099 9.72      
3 A' 3292 3087 12.85      
4 A' 3283 3079 8.19      
5 A' 3270 3066 0.52      
6 A' 1729 1621 2.97      
7 A' 1722 1615 2.73      
8 A' 1617 1516 94.63      
9 A' 1591 1492 12.72      
10 A' 1560 1463 40.39      
11 A' 1425 1336 6.69      
12 A' 1361 1276 16.19      
13 A' 1276 1197 5.52      
14 A' 1255 1177 3.75      
15 A' 1223 1147 92.02      
16 A' 1158 1086 2.52      
17 A' 1092 1024 3.58      
18 A' 1070 1004 1.03      
19 A' 866 812 22.34      
20 A' 710 666 14.47      
21 A' 664 623 0.05      
22 A' 474 445 0.10      
23 A' 271 254 2.86      
24 A" 1006 944 0.10      
25 A" 996 934 0.98      
26 A" 967 907 2.99      
27 A" 900 844 0.00      
28 A" 793 744 104.96      
29 A" 659 618 5.60      
30 A" 491 460 2.17      
31 A" 433 406 0.01      
32 A" 260 244 0.40      
33 A" 113 106 0.22      

Unscaled Zero Point Vibrational Energy (zpe) 22071.4 cm-1
Scaled (by 0.9378) Zero Point Vibrational Energy (zpe) 20698.5 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 CISD/6-31G
ABC
0.17487 0.05425 0.04141

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.595 0.000
C2 -1.053 -0.330 0.000
C3 -0.753 -1.691 0.000
C4 0.584 -2.117 0.000
C5 1.627 -1.185 0.000
C6 1.333 0.181 0.000
N7 -0.199 2.028 0.000
O8 -1.374 2.407 0.000
H9 -2.075 0.023 0.000
H10 -1.552 -2.420 0.000
H11 0.809 -3.177 0.000
H12 2.656 -1.520 0.000
H13 2.114 0.931 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.40102.40622.77432.41121.39561.44732.27432.15183.39113.85703.39462.1404
C21.40101.39332.42372.81262.43972.50812.75561.08132.14923.40143.89453.4082
C32.40621.39331.40372.43282.80273.76014.14432.16441.08232.15603.41313.8846
C42.77432.42371.40371.39852.41754.21904.93003.41362.15801.08282.15603.4104
C52.41122.81262.43281.39851.39763.69574.68063.89373.41062.15271.08202.1713
C61.39562.43972.80272.41751.39762.39943.50453.41123.88493.39842.15471.0824
N71.44732.50813.76014.21903.69572.39941.23502.74574.65005.30154.55352.5596
O82.27432.75564.14434.93004.68063.50451.23502.48424.83045.99515.62653.7874
H92.15181.08132.16443.41363.89373.41122.74572.48422.49894.30774.97574.2855
H103.39112.14921.08232.15803.41063.88494.65004.83042.49892.47974.30344.9669
H113.85703.40142.15601.08282.15273.39845.30155.99514.30772.47972.48104.3095
H123.39463.89453.41312.15601.08202.15474.55355.62654.97574.30342.48102.5096
H132.14043.40823.88463.41042.17131.08242.55963.78744.28554.96694.30952.5096

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.876 C1 C2 H9 119.630
C1 C6 C5 119.367 C1 C6 H13 118.941
C1 N7 O8 115.737 C2 C1 C6 121.474
C2 C1 N7 123.409 C2 C3 C4 120.116
C2 C3 H10 119.969 C3 C2 H9 121.493
C3 C4 C5 120.498 C3 C4 H11 119.685
C4 C3 H10 119.915 C4 C5 C6 119.669
C4 C5 H12 120.193 C5 C4 H11 119.817
C5 C6 H13 121.692 C6 C1 N7 115.117
C6 C5 H12 120.138
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability