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All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G
 hartrees
Energy at 0K-359.967283
Energy at 298.15K 
HF Energy-359.179701
Nuclear repulsion energy318.890834
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 MP2=FULL/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' 3221 3060 13.04      
2 A' 3215 3054 11.28      
3 A' 3204 3044 10.69      
4 A' 3195 3036 5.89      
5 A' 3185 3026 0.35      
6 A' 1630 1548 1.92      
7 A' 1620 1539 11.22      
8 A' 1521 1445 0.78      
9 A' 1502 1427 9.65      
10 A' 1398 1328 6.23      
11 A' 1370 1302 0.56      
12 A' 1308 1243 26.64      
13 A' 1231 1169 0.88      
14 A' 1228 1167 0.75      
15 A' 1168 1110 81.75      
16 A' 1114 1058 2.28      
17 A' 1047 994 5.05      
18 A' 1020 969 1.93      
19 A' 817 776 23.10      
20 A' 677 643 8.01      
21 A' 636 604 0.01      
22 A' 449 426 0.51      
23 A' 258 245 1.85      
24 A" 878 835 0.01      
25 A" 873 829 0.62      
26 A" 857 814 0.71      
27 A" 814 774 0.00      
28 A" 723 687 104.44      
29 A" 484 460 0.94      
30 A" 449 426 1.34      
31 A" 398 378 0.00      
32 A" 235 223 0.87      
33 A" 102 97 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 20911.4 cm-1
Scaled (by 0.9501) Zero Point Vibrational Energy (zpe) 19867.9 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 MP2=FULL/6-31G
ABC
0.17056 0.05305 0.04046

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.599 0.000
C2 -1.059 -0.337 0.000
C3 -0.750 -1.710 0.000
C4 0.600 -2.139 0.000
C5 1.648 -1.191 0.000
C6 1.349 0.187 0.000
N7 -0.188 2.052 0.000
O8 -1.426 2.424 0.000
H9 -2.090 0.016 0.000
H10 -1.554 -2.447 0.000
H11 0.830 -3.204 0.000
H12 2.686 -1.525 0.000
H13 2.132 0.946 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.41332.42752.80242.43301.41031.46562.31602.16993.41933.89293.42382.1600
C21.41331.40732.44932.83872.46422.54292.78491.08972.16743.43423.92883.4393
C32.42751.40731.41652.45342.82873.80384.18852.18501.09042.17533.44083.9190
C42.80242.44931.41651.41272.44284.26444.99193.44662.17541.09052.17423.4439
C52.43302.83872.45341.41271.40993.72714.74513.92813.43892.17291.09012.1910
C61.41032.46422.82872.44281.40992.41723.56423.44313.91923.43052.17181.0907
N71.46562.54293.80384.26443.72712.41721.29222.78634.70205.35454.58862.5706
O82.31602.78494.18854.99194.74513.56421.29222.49764.87266.06375.70063.8528
H92.16991.08972.18503.44663.92813.44312.78632.49762.52104.34765.01834.3233
H103.41932.16741.09042.17543.43893.91924.70204.87262.52102.50134.33835.0094
H113.89293.43422.17531.09052.17293.43055.35456.06374.34762.50132.50264.3495
H123.42383.92883.44082.17421.09012.17184.58865.70065.01834.33832.50262.5318
H132.16003.43933.91903.44392.19101.09072.57063.85284.32335.00944.34952.5318

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.770 C1 C2 H9 119.646
C1 C6 C5 119.243 C1 C6 H13 118.905
C1 N7 O8 114.089 C2 C1 C6 121.549
C2 C1 N7 124.075 C2 C3 C4 120.306
C2 C3 H10 119.858 C3 C2 H9 121.584
C3 C4 C5 120.264 C3 C4 H11 119.822
C4 C3 H10 119.836 C4 C5 C6 119.867
C4 C5 H12 120.061 C5 C4 H11 119.914
C5 C6 H13 121.853 C6 C1 N7 114.376
C6 C5 H12 120.072
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability