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All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: QCISD/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 QCISD/3-21G*
 hartrees
Energy at 0K-358.120635
Energy at 298.15K 
HF Energy-357.309042
Nuclear repulsion energy319.549097
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 QCISD/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' 3200 3076 2.79      
2 A' 3181 3058 8.67      
3 A' 3170 3047 11.18      
4 A' 3161 3038 5.60      
5 A' 3149 3027 0.26      
6 A' 1609 1547 1.40      
7 A' 1601 1539 5.77      
8 A' 1522 1463 5.44      
9 A' 1502 1443 9.69      
10 A' 1371 1318 1.92      
11 A' 1271 1222 4.49      
12 A' 1236 1188 16.71      
13 A' 1221 1174 3.12      
14 A' 1185 1139 6.01      
15 A' 1101 1058 37.76      
16 A' 1093 1050 25.65      
17 A' 1043 1002 11.76      
18 A' 1013 974 0.58      
19 A' 773 743 30.56      
20 A' 662 637 9.92      
21 A' 647 622 0.01      
22 A' 434 417 1.00      
23 A' 262 251 2.38      
24 A" 984 946 1.46      
25 A" 955 917 0.29      
26 A" 942 905 6.71      
27 A" 868 834 0.01      
28 A" 767 737 78.10      
29 A" 684 657 17.97      
30 A" 477 458 3.27      
31 A" 423 406 0.01      
32 A" 244 234 0.08      
33 A" 121 116 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 20934.9 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 20120.5 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 QCISD/3-21G*
ABC
0.17115 0.05340 0.04070

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.602 0.000
C2 -1.025 -0.358 0.000
C3 -0.689 -1.719 0.000
C4 0.668 -2.110 0.000
C5 1.687 -1.139 0.000
C6 1.349 0.227 0.000
N7 -0.269 2.070 0.000
O8 -1.537 2.324 0.000
H9 -2.056 -0.012 0.000
H10 -1.474 -2.475 0.000
H11 0.926 -3.168 0.000
H12 2.733 -1.443 0.000
H13 2.114 1.002 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.40472.42132.79312.42461.40071.49202.30862.14563.41143.88273.41342.1519
C21.40471.40192.43632.82252.44552.54282.73091.08692.16343.42153.91153.4216
C32.42131.40191.41212.44582.81803.81194.13142.18631.08932.17033.43303.9068
C42.79312.43631.41211.40752.43404.28344.95243.43762.17251.08962.17003.4317
C52.42462.82252.44581.40751.40713.75824.73223.90863.43132.16711.08902.1834
C61.40072.44552.81802.43401.40712.45283.56853.41353.90733.42142.16841.0892
N71.49202.54283.81194.28343.75822.45281.29372.74364.70125.37284.62072.6118
O82.30862.73094.13144.95244.73223.56851.29372.39364.79926.02005.69463.8840
H92.14561.08692.18633.43763.90863.41352.74362.39362.52984.34204.99764.2917
H103.41142.16341.08932.17253.43133.90734.70124.79922.52982.49854.33124.9961
H113.88273.42152.17031.08962.16713.42145.37286.02004.34202.49852.49814.3363
H123.41343.91153.43302.17001.08902.16844.62075.69464.99764.33122.49812.5219
H132.15193.42163.90683.43172.18341.08922.61183.88404.29174.99614.33632.5219

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.252 C1 C2 H9 118.334
C1 C6 C5 119.433 C1 C6 H13 119.075
C1 N7 O8 111.741 C2 C1 C6 121.325
C2 C1 N7 122.734 C2 C3 C4 119.945
C2 C3 H10 120.036 C3 C2 H9 122.414
C3 C4 C5 120.325 C3 C4 H11 119.794
C4 C3 H10 120.019 C4 C5 C6 119.721
C4 C5 H12 120.198 C5 C4 H11 119.881
C5 C6 H13 121.493 C6 C1 N7 115.941
C6 C5 H12 120.081
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability