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All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: MP3/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP3/6-31G*
 hartrees
Energy at 0K-360.456062
Energy at 298.15K 
HF Energy-359.342892
Nuclear repulsion energy324.261844
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 MP3/6-31G*
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' 3276 3075 2.79      
2 A' 3265 3064 8.65      
3 A' 3255 3055 10.26      
4 A' 3248 3048 6.89      
5 A' 3237 3038 0.41      
6 A' 1732 1625 35.40      
7 A' 1705 1600 0.92      
8 A' 1679 1576 76.87      
9 A' 1558 1462 1.02      
10 A' 1534 1440 15.82      
11 A' 1371 1287 4.83      
12 A' 1349 1266 12.30      
13 A' 1241 1165 21.80      
14 A' 1214 1139 1.50      
15 A' 1193 1119 79.26      
16 A' 1130 1060 3.08      
17 A' 1068 1003 2.54      
18 A' 1034 971 0.71      
19 A' 855 802 23.12      
20 A' 693 651 8.46      
21 A' 634 595 0.02      
22 A' 458 430 0.42      
23 A' 270 253 2.13      
24 A" 937 879 0.02      
25 A" 924 868 1.19      
26 A" 908 853 1.76      
27 A" 857 805 0.00      
28 A" 754 708 88.66      
29 A" 553 519 0.27      
30 A" 459 431 1.33      
31 A" 408 383 0.01      
32 A" 245 230 0.23      
33 A" 102 96 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 21572.7 cm-1
Scaled (by 0.9386) Zero Point Vibrational Energy (zpe) 20248.2 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 MP3/6-31G*
ABC
0.17522 0.05495 0.04183

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.597 0.000
C2 -1.055 -0.323 0.000
C3 -0.756 -1.680 0.000
C4 0.577 -2.110 0.000
C5 1.619 -1.183 0.000
C6 1.330 0.182 0.000
N7 -0.192 2.032 0.000
O8 -1.359 2.377 0.000
H9 -2.077 0.038 0.000
H10 -1.559 -2.411 0.000
H11 0.799 -3.173 0.000
H12 2.651 -1.522 0.000
H13 2.115 0.932 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.39932.39862.76742.40631.39321.44772.24002.15093.38763.85373.39322.1411
C21.39931.38912.42002.80882.43742.50762.71711.08452.14783.40033.89453.4088
C32.39861.38911.40122.42652.79573.75384.10122.16711.08612.15663.41063.8811
C42.76742.42001.40121.39412.41194.21234.88703.41482.15781.08632.15533.4084
C52.40632.80882.42651.39411.39543.69014.64193.89293.40712.15201.08572.1729
C61.39322.43742.79572.41191.39542.39563.47153.41013.88173.39652.15551.0859
N71.44772.50763.75384.21233.69012.39561.21712.74344.64795.29844.55062.5554
O82.24002.71714.10124.88704.64193.47151.21712.44654.79195.95535.59293.7623
H92.15091.08452.16713.41483.89293.41012.74342.44652.50314.31154.97874.2861
H103.38762.14781.08612.15783.40713.88174.64794.79192.50312.47904.30304.9672
H113.85373.40032.15661.08632.15203.39655.29845.95534.31152.47902.48094.3109
H123.39323.89453.41062.15531.08572.15554.55065.59294.97874.30302.48092.5118
H132.14113.40883.88113.40842.17291.08592.55543.76234.28614.96724.31092.5118

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.678 C1 C2 H9 119.455
C1 C6 C5 119.291 C1 C6 H13 118.941
C1 N7 O8 114.119 C2 C1 C6 121.582
C2 C1 N7 123.458 C2 C3 C4 120.291
C2 C3 H10 119.900 C3 C2 H9 121.867
C3 C4 C5 120.470 C3 C4 H11 119.682
C4 C3 H10 119.809 C4 C5 C6 119.688
C4 C5 H12 120.200 C5 C4 H11 119.848
C5 C6 H13 121.768 C6 C1 N7 114.961
C6 C5 H12 120.112
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability