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All results from a given calculation for C6H5F (Fluorobenzene)

using model chemistry: B1B95/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/3-21G*
 hartrees
Energy at 0K-329.546010
Energy at 298.15K-329.551727
Nuclear repulsion energy269.092542
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 B1B95/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3260 3113 0.01      
2 A1 3245 3098 11.08      
3 A1 3222 3077 0.02      
4 A1 1662 1587 52.34      
5 A1 1559 1488 61.29      
6 A1 1317 1258 43.12      
7 A1 1220 1165 4.37      
8 A1 1057 1009 2.45      
9 A1 1042 995 0.70      
10 A1 842 804 14.81      
11 A1 537 513 2.58      
12 A2 1026 979 0.00      
13 A2 873 834 0.00      
14 A2 440 420 0.00      
15 B1 1049 1002 2.02      
16 B1 966 922 18.39      
17 B1 804 768 70.77      
18 B1 736 703 46.29      
19 B1 530 506 10.59      
20 B1 249 238 0.09      
21 B2 3257 3110 2.35      
22 B2 3231 3085 6.61      
23 B2 1645 1570 11.61      
24 B2 1510 1442 2.66      
25 B2 1375 1313 0.34      
26 B2 1343 1282 0.01      
27 B2 1226 1171 0.47      
28 B2 1112 1062 8.00      
29 B2 645 616 0.09      
30 B2 388 371 1.96      

Unscaled Zero Point Vibrational Energy (zpe) 20684.0 cm-1
Scaled (by 0.9549) Zero Point Vibrational Energy (zpe) 19751.2 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 B1B95/3-21G*
ABC
0.19127 0.08467 0.05869

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 2.299
C2 0.000 0.000 0.933
C3 0.000 1.206 0.253
C4 0.000 -1.206 0.253
C5 0.000 1.204 -1.138
C6 0.000 -1.204 -1.138
C7 0.000 0.000 -1.838
H8 0.000 2.129 0.815
H9 0.000 -2.129 0.815
H10 0.000 2.145 -1.674
H11 0.000 -2.145 -1.674
H12 0.000 0.000 -2.920

Atom - Atom Distances (Å)
  F1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
F11.36582.37532.37533.64183.64184.13712.59572.59574.51454.51455.2191
C21.36581.38501.38502.39572.39572.77122.13272.13273.37563.37563.8532
C32.37531.38502.41281.39082.78302.41401.08063.38282.14283.86533.3945
C42.37531.38502.41282.78301.39082.41403.38281.08063.86532.14283.3945
C53.64182.39571.39082.78302.40821.39282.16093.86341.08233.39132.1507
C63.64182.39572.78301.39082.40821.39283.86342.16093.39131.08232.1507
C74.13712.77122.41402.41401.39281.39283.40183.40182.15092.15091.0820
H82.59572.13271.08063.38282.16093.86343.40184.25892.48844.94564.2992
H92.59572.13273.38281.08063.86342.16093.40184.25894.94562.48844.2992
H104.51453.37562.14283.86531.08233.39132.15092.48844.94564.28922.4805
H114.51453.37563.86532.14283.39131.08232.15094.94562.48844.28922.4805
H125.21913.85323.39453.39452.15072.15071.08204.29924.29922.48052.4805

picture of Fluorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 C2 C3 119.420 F1 C2 C4 119.420
C2 C3 C5 119.326 C2 C3 H8 119.251
C2 C4 C6 119.326 C2 C4 H9 119.251
C3 C2 C4 121.161 C3 C5 C7 120.269
C3 C5 H10 119.568 C4 C6 C7 120.269
C4 C6 H11 119.568 C5 C3 H8 121.423
C5 C7 C6 119.650 C5 C7 H12 120.175
C6 C4 H9 121.423 C6 C7 H12 120.175
C7 C5 H10 120.163 C7 C6 H11 120.163
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.299      
2 C 0.289      
3 C -0.244      
4 C -0.244      
5 C -0.211      
6 C -0.211      
7 C -0.214      
8 H 0.236      
9 H 0.236      
10 H 0.222      
11 H 0.222      
12 H 0.216      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.517 1.517
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -43.333 0.000 0.000
y 0.000 -33.500 0.000
z 0.000 0.000 -39.076
Traceless
 xyz
x -7.045 0.000 0.000
y 0.000 7.705 0.000
z 0.000 0.000 -0.660
Polar
3z2-r2-1.321
x2-y2-9.833
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.296 0.000 0.000
y 0.000 9.773 0.000
z 0.000 0.000 10.128


<r2> (average value of r2) Å2
<r2> 182.090
(<r2>)1/2 13.494