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All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: CCSD/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 CCSD/6-31G*
 hartrees
Energy at 0K-360.471189
Energy at 298.15K 
HF Energy-359.341264
Nuclear repulsion energy323.526895
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 CCSD/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' 3244 3064 2.75      
2 A' 3231 3051 10.28      
3 A' 3221 3042 13.04      
4 A' 3213 3034 7.75      
5 A' 3202 3024 0.37      
6 A' 1697 1603 0.53      
7 A' 1693 1599 0.51      
8 A' 1630 1539 103.34      
9 A' 1546 1460 2.30      
10 A' 1522 1437 17.27      
11 A' 1362 1286 4.72      
12 A' 1341 1266 13.10      
13 A' 1228 1160 10.13      
14 A' 1206 1139 1.58      
15 A' 1175 1110 85.76      
16 A' 1122 1059 3.27      
17 A' 1061 1002 1.92      
18 A' 1029 972 0.35      
19 A' 843 796 25.65      
20 A' 685 647 7.68      
21 A' 630 595 0.01      
22 A' 451 426 0.56      
23 A' 266 251 2.19      
24 A" 942 890 0.03      
25 A" 929 878 1.13      
26 A" 912 862 2.00      
27 A" 857 809 0.00      
28 A" 754 712 83.88      
29 A" 577 545 1.02      
30 A" 459 434 1.30      
31 A" 409 386 0.01      
32 A" 243 229 0.20      
33 A" 102 96 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 21392.7 cm-1
Scaled (by 0.9443) Zero Point Vibrational Energy (zpe) 20201.1 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 CCSD/6-31G*
ABC
0.17474 0.05465 0.04163

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/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 -0.327 0.000
C3 -0.750 -1.685 0.000
C4 0.585 -2.112 0.000
C5 1.626 -1.181 0.000
C6 1.332 0.185 0.000
N7 -0.200 2.037 0.000
O8 -1.376 2.379 0.000
H9 -2.078 0.033 0.000
H10 -1.554 -2.420 0.000
H11 0.811 -3.177 0.000
H12 2.661 -1.517 0.000
H13 2.116 0.939 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.39952.40112.76972.40841.39391.45512.25262.15273.39223.85853.39762.1441
C21.39951.39142.42222.81132.43872.51302.72571.08682.15213.40513.89963.4124
C32.40111.39141.40232.42952.79893.76274.11252.17121.08852.15963.41593.8868
C42.76972.42221.40231.39612.41464.22214.90053.41942.16131.08882.15933.4134
C52.40842.81132.42951.39611.39703.69974.65693.89783.41272.15551.08822.1762
C61.39392.43872.79892.41461.39702.40353.48543.41333.88743.40142.15911.0884
N71.45512.51303.76274.22213.69972.40351.22472.74654.65805.31074.56212.5630
O82.25262.72574.11254.90054.65693.48541.22472.44944.80275.97105.61033.7772
H92.15271.08682.17123.41943.89783.41332.74652.44942.50824.31854.98604.2910
H103.39222.15211.08852.16133.41273.88744.65804.80272.50822.48334.31074.9753
H113.85853.40512.15961.08882.15553.40145.31075.97104.31852.48332.48544.3178
H123.39763.89963.41592.15931.08822.15914.56215.61034.98604.31072.48542.5157
H132.14413.41243.88683.41342.17621.08842.56303.77724.29104.97534.31782.5157

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.707 C1 C2 H9 119.422
C1 C6 C5 119.295 C1 C6 H13 118.967
C1 N7 O8 114.133 C2 C1 C6 121.619
C2 C1 N7 123.351 C2 C3 C4 120.229
C2 C3 H10 119.916 C3 C2 H9 121.871
C3 C4 C5 120.497 C3 C4 H11 119.678
C4 C3 H10 119.855 C4 C5 C6 119.653
C4 C5 H12 120.224 C5 C4 H11 119.825
C5 C6 H13 121.738 C6 C1 N7 115.030
C6 C5 H12 120.123
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability