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All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: MP4=FULL/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 MP4=FULL/3-21G
 hartrees
Energy at 0K-358.168651
Energy at 298.15K 
HF Energy-357.300419
Nuclear repulsion energy317.975859
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 MP4=FULL/3-21G
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' 3187 3120        
2 A' 3172 3105        
3 A' 3161 3094        
4 A' 3151 3085        
5 A' 3141 3074        
6 A' 1579 1545        
7 A' 1570 1536        
8 A' 1502 1470        
9 A' 1484 1453        
10 A' 1353 1324        
11 A' 1277 1250        
12 A' 1210 1184        
13 A' 1204 1179        
14 A' 1099 1076        
15 A' 1079 1056        
16 A' 1053 1030        
17 A' 1026 1004        
18 A' 998 977        
19 A' 761 745        
20 A' 648 634        
21 A' 639 626        
22 A' 423 414        
23 A' 256 251        
24 A" 961 941        
25 A" 931 911        
26 A" 917 898        
27 A" 853 834        
28 A" 753 737        
29 A" 668 654        
30 A" 468 458        
31 A" 418 409        
32 A" 239 234        
33 A" 121 119        

Unscaled Zero Point Vibrational Energy (zpe) 20649.5 cm-1
Scaled (by 0.9788) Zero Point Vibrational Energy (zpe) 20211.7 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 MP4=FULL/3-21G
ABC
0.16940 0.05301 0.04037

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.604 0.000
C2 -1.021 -0.365 0.000
C3 -0.675 -1.727 0.000
C4 0.688 -2.110 0.000
C5 1.703 -1.130 0.000
C6 1.357 0.237 0.000
N7 -0.277 2.076 0.000
O8 -1.587 2.313 0.000
H9 -2.054 -0.022 0.000
H10 -1.455 -2.489 0.000
H11 0.954 -3.168 0.000
H12 2.752 -1.427 0.000
H13 2.118 1.018 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.40822.42692.80072.43061.40561.49702.33212.14703.41813.89123.42062.1579
C21.40821.40502.44282.82962.45302.55192.73751.08832.16723.42893.91973.4303
C32.42691.40501.41592.45192.82573.82334.14172.19311.09032.17493.43983.9158
C42.80072.44281.41591.41152.44084.29574.97433.44692.17631.09052.17393.4396
C52.43062.82962.45191.41151.40993.76734.76223.91703.43822.17171.09012.1873
C61.40562.45302.82572.44081.40992.45923.60223.42033.91603.42882.17171.0905
N71.49702.55193.82334.29573.76732.45921.33202.74904.71395.38614.63042.6176
O82.33212.73754.14174.97434.76223.60221.33202.38084.80346.04155.72863.9249
H92.14701.08832.19313.44693.91703.42032.74902.38082.53864.35285.00704.2993
H103.41812.16721.09032.17633.43823.91604.71394.80342.53862.50304.33875.0061
H113.89123.42892.17491.09052.17173.42885.38616.04154.35282.50302.50254.3448
H123.42063.91973.43982.17391.09012.17174.63045.72865.00704.33872.50252.5260
H132.15793.43033.91583.43962.18731.09052.61763.92494.29935.00614.34482.5260

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.245 C1 C2 H9 118.075
C1 C6 C5 119.374 C1 C6 H13 119.118
C1 N7 O8 110.910 C2 C1 C6 121.335
C2 C1 N7 122.876 C2 C3 C4 119.988
C2 C3 H10 120.041 C3 C2 H9 122.679
C3 C4 C5 120.268 C3 C4 H11 119.827
C4 C3 H10 119.971 C4 C5 C6 119.790
C4 C5 H12 120.141 C5 C4 H11 119.905
C5 C6 H13 121.508 C6 C1 N7 115.789
C6 C5 H12 120.069
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability