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All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: B3PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/3-21G*
 hartrees
Energy at 0K-359.392895
Energy at 298.15K 
HF Energy-359.392895
Nuclear repulsion energy322.877742
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 B3PW91/3-21G*
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' 3245 3114 5.39      
2 A' 3236 3105 4.78      
3 A' 3225 3094 5.00      
4 A' 3217 3086 5.07      
5 A' 3205 3075 0.38      
6 A' 1635 1569 7.48      
7 A' 1627 1561 8.76      
8 A' 1528 1466 6.65      
9 A' 1512 1450 15.69      
10 A' 1377 1322 4.00      
11 A' 1364 1308 12.51      
12 A' 1335 1281 64.99      
13 A' 1228 1178 0.46      
14 A' 1225 1176 0.93      
15 A' 1120 1075 115.46      
16 A' 1110 1065 26.11      
17 A' 1050 1007 11.05      
18 A' 1035 993 0.45      
19 A' 810 777 36.41      
20 A' 677 650 12.58      
21 A' 647 621 0.04      
22 A' 453 434 0.53      
23 A' 259 249 2.70      
24 A" 1073 1030 2.54      
25 A" 1049 1007 0.01      
26 A" 1005 964 7.57      
27 A" 898 861 0.01      
28 A" 812 779 49.52      
29 A" 731 701 58.55      
30 A" 495 475 4.30      
31 A" 434 416 0.02      
32 A" 258 247 0.07      
33 A" 136 130 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 21504.3 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 20631.3 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 B3PW91/3-21G*
ABC
0.17416 0.05462 0.04158

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.605 0.000
C2 -1.025 -0.346 0.000
C3 -0.707 -1.696 0.000
C4 0.637 -2.095 0.000
C5 1.660 -1.143 0.000
C6 1.339 0.212 0.000
N7 -0.244 2.035 0.000
O8 -1.483 2.324 0.000
H9 -2.044 0.018 0.000
H10 -1.493 -2.443 0.000
H11 0.885 -3.151 0.000
H12 2.697 -1.458 0.000
H13 2.103 0.980 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.39762.40692.77402.41061.39501.45082.27052.12693.39373.85893.39582.1365
C21.39761.38732.41292.80042.42802.50542.70851.08292.14883.39363.88453.3972
C32.40691.38731.40182.43012.79693.75964.09412.17461.08452.15623.41203.8804
C42.77402.41291.40181.39692.41104.22294.90123.41432.15861.08492.15603.4066
C52.41062.80042.43011.39691.39273.70484.67973.88213.41032.15261.08412.1692
C61.39502.42802.79692.41101.39272.41423.52463.38853.88143.39372.15301.0840
N71.45082.50543.75964.22293.70482.41421.27262.70344.64875.30774.56662.5734
O82.27052.70854.09414.90124.67973.52461.27262.37264.76655.96515.63753.8300
H92.12691.08292.17463.41433.88213.38852.70342.37262.52214.31574.96624.2577
H103.39372.14881.08452.15863.41033.88144.64874.76652.52212.48094.30444.9649
H113.85893.39362.15621.08492.15263.39375.30775.96514.31572.48092.48044.3075
H123.39583.88453.41202.15601.08412.15304.56665.63754.96624.30442.48042.5098
H132.13653.39723.88043.40662.16921.08402.57343.83004.25774.96494.30752.5098

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 119.602 C1 C2 H9 117.505
C1 C6 C5 119.703 C1 C6 H13 118.504
C1 N7 O8 112.795 C2 C1 C6 120.786
C2 C1 N7 123.170 C2 C3 C4 119.782
C2 C3 H10 120.261 C3 C2 H9 122.894
C3 C4 C5 120.523 C3 C4 H11 119.699
C4 C3 H10 119.956 C4 C5 C6 119.604
C4 C5 H12 120.158 C5 C4 H11 119.777
C5 C6 H13 121.793 C6 C1 N7 116.044
C6 C5 H12 120.237
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.153      
2 C -0.175      
3 C -0.222      
4 C -0.197      
5 C -0.222      
6 C -0.168      
7 N -0.097      
8 O -0.269      
9 H 0.250      
10 H 0.234      
11 H 0.234      
12 H 0.233      
13 H 0.248      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.344 -3.552 0.000 3.798
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.015 2.687 0.000
y 2.687 -47.321 0.000
z 0.000 0.000 -48.206
Traceless
 xyz
x 6.749 2.687 0.000
y 2.687 -2.711 0.000
z 0.000 0.000 -4.038
Polar
3z2-r2-8.075
x2-y26.307
xy2.687
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.581 -1.794 0.000
y -1.794 13.549 0.000
z 0.000 0.000 2.756


<r2> (average value of r2) Å2
<r2> 250.135
(<r2>)1/2 15.816