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All results from a given calculation for C6H5NO (nitrosobenzene)

using model chemistry: HF/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/6-31G(2df,p)
 hartrees
Energy at 0K-359.380374
Energy at 298.15K 
HF Energy-359.380374
Nuclear repulsion energy327.796614
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 HF/6-31G(2df,p)
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' 3380 3061 2.72 82.86 0.17 0.30
2 A' 3363 3046 11.03 174.64 0.12 0.21
3 A' 3352 3035 18.31 53.81 0.28 0.43
4 A' 3343 3027 10.21 101.10 0.72 0.84
5 A' 3329 3014 0.73 48.01 0.75 0.86
6 A' 1922 1740 180.41 80.93 0.28 0.43
7 A' 1785 1616 2.12 36.00 0.48 0.65
8 A' 1770 1603 45.16 73.61 0.50 0.67
9 A' 1639 1484 1.13 4.43 0.32 0.48
10 A' 1607 1455 16.97 2.28 0.50 0.66
11 A' 1449 1312 6.79 1.06 0.42 0.59
12 A' 1336 1210 10.01 0.15 0.39 0.56
13 A' 1295 1173 25.59 26.85 0.32 0.49
14 A' 1250 1132 57.29 36.13 0.16 0.28
15 A' 1219 1104 21.02 12.63 0.74 0.85
16 A' 1163 1053 1.11 0.86 0.69 0.82
17 A' 1110 1005 1.23 7.07 0.09 0.17
18 A' 1084 981 1.09 29.96 0.09 0.16
19 A' 898 813 20.73 6.69 0.31 0.48
20 A' 728 660 14.48 3.74 0.15 0.26
21 A' 667 604 0.04 6.04 0.75 0.86
22 A' 482 437 0.22 2.63 0.27 0.43
23 A' 282 255 2.52 2.09 0.45 0.62
24 A" 1124 1018 0.20 0.46 0.75 0.86
25 A" 1103 999 0.02 0.02 0.75 0.86
26 A" 1071 970 4.62 1.25 0.75 0.86
27 A" 961 870 0.00 1.96 0.75 0.86
28 A" 861 779 52.89 0.02 0.75 0.86
29 A" 761 689 20.98 0.38 0.75 0.86
30 A" 527 478 1.73 0.24 0.75 0.86
31 A" 461 418 0.02 0.02 0.75 0.86
32 A" 277 251 0.18 2.92 0.75 0.86
33 A" 114 104 0.28 0.41 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 22855.9 cm-1
Scaled (by 0.9055) Zero Point Vibrational Energy (zpe) 20696.0 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 HF/6-31G(2df,p)
ABC
0.17950 0.05580 0.04257

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.592 0.000
C2 -1.049 -0.317 0.000
C3 -0.763 -1.664 0.000
C4 0.557 -2.097 0.000
C5 1.595 -1.186 0.000
C6 1.313 0.169 0.000
N7 -0.190 2.015 0.000
O8 -1.306 2.378 0.000
H9 -2.060 0.041 0.000
H10 -1.563 -2.383 0.000
H11 0.771 -3.151 0.000
H12 2.615 -1.526 0.000
H13 2.097 0.905 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 O8 H9 H10 H11 H12 H13
C11.38812.38202.74622.38901.37961.43532.21232.13213.36053.82163.36502.1197
C21.38811.37662.39682.78282.41132.48522.70741.07282.12853.36733.85743.3742
C32.38201.37661.38962.40652.77013.72344.07822.14211.07492.13643.38083.8444
C42.74622.39681.38961.38092.38884.17904.84703.37922.13911.07552.13513.3734
C52.38902.78282.40651.38091.38433.66524.59553.85543.37702.13061.07462.1502
C61.37962.41132.77012.38881.38432.38043.42623.37533.84493.36402.13711.0747
N71.43532.48523.72344.17903.66522.38041.17352.71864.60695.25434.51712.5419
O82.21232.70744.07824.84704.59553.42621.17352.45514.76755.90595.53283.7078
H92.13211.07282.14213.37923.85543.37532.71862.45512.47444.26634.93004.2450
H103.36052.12851.07492.13913.37703.84494.60694.76752.47442.45674.26424.9192
H113.82163.36732.13641.07552.13063.36405.25435.90594.26632.45672.45754.2668
H123.36503.85743.38082.13511.07462.13714.51715.53284.93004.26422.45752.4854
H132.11973.37423.84443.37342.15021.07472.54193.70784.24504.91924.26682.4854

picture of nitrosobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 118.987 C1 C2 H9 119.535
C1 C6 C5 119.611 C1 C6 H13 118.945
C1 N7 O8 115.628 C2 C1 C6 121.203
C2 C1 N7 123.329 C2 C3 C4 120.095
C2 C3 H10 120.005 C3 C2 H9 121.477
C3 C4 C5 120.598 C3 C4 H11 119.603
C4 C3 H10 119.900 C4 C5 C6 119.507
C4 C5 H12 120.299 C5 C4 H11 119.799
C5 C6 H13 121.444 C6 C1 N7 115.468
C6 C5 H12 120.194
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.220      
2 C -0.188      
3 C -0.149      
4 C -0.134      
5 C -0.155      
6 C -0.167      
7 N 0.072      
8 O -0.334      
9 H 0.186      
10 H 0.158      
11 H 0.160      
12 H 0.158      
13 H 0.174      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.087 -3.198 0.000 3.378
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.304 2.429 0.000
y 2.429 -47.820 0.000
z 0.000 0.000 -47.385
Traceless
 xyz
x 6.299 2.429 0.000
y 2.429 -3.476 0.000
z 0.000 0.000 -2.823
Polar
3z2-r2-5.646
x2-y26.517
xy2.429
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.754 -1.358 0.000
y -1.358 13.463 0.000
z 0.000 0.000 4.616


<r2> (average value of r2) Å2
<r2> 245.122
(<r2>)1/2 15.656