return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H5F (Fluorobenzene)

using model chemistry: B1B95/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B1B95/6-31G**
 hartrees
Energy at 0K-331.363803
Energy at 298.15K-331.369362
Nuclear repulsion energy269.971227
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 B1B95/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3243 3096 0.03      
2 A1 3231 3085 17.82      
3 A1 3209 3064 0.24      
4 A1 1678 1603 51.77      
5 A1 1545 1476 85.74      
6 A1 1294 1236 82.20      
7 A1 1178 1125 6.56      
8 A1 1048 1001 2.68      
9 A1 1016 970 0.59      
10 A1 831 793 20.19      
11 A1 518 495 3.28      
12 A2 969 925 0.00      
13 A2 834 796 0.00      
14 A2 421 402 0.00      
15 B1 991 947 0.05      
16 B1 903 862 6.90      
17 B1 765 730 69.44      
18 B1 694 663 7.51      
19 B1 510 487 5.73      
20 B1 241 230 0.10      
21 B2 3241 3095 5.44      
22 B2 3217 3072 10.24      
23 B2 1679 1603 9.46      
24 B2 1500 1432 1.00      
25 B2 1385 1322 0.37      
26 B2 1323 1263 0.37      
27 B2 1180 1127 0.16      
28 B2 1097 1047 7.00      
29 B2 616 588 0.09      
30 B2 401 383 2.02      

Unscaled Zero Point Vibrational Energy (zpe) 20378.3 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 19457.2 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 B1B95/6-31G**
ABC
0.19039 0.08606 0.05927

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 2.272
C2 0.000 0.000 0.929
C3 0.000 1.213 0.260
C4 0.000 -1.213 0.260
C5 0.000 1.204 -1.131
C6 0.000 -1.204 -1.131
C7 0.000 0.000 -1.829
H8 0.000 2.136 0.827
H9 0.000 -2.136 0.827
H10 0.000 2.145 -1.669
H11 0.000 -2.145 -1.669
H12 0.000 0.000 -2.912

Atom - Atom Distances (Å)
  F1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
F11.34252.34922.34923.60903.60904.10022.57832.57834.48674.48675.1841
C21.34251.38531.38532.38572.38572.75762.13812.13813.36933.36933.8415
C32.34921.38532.42591.39052.78802.41501.08323.39632.14233.87253.3962
C42.34921.38532.42592.78801.39052.41503.39631.08323.87252.14233.3962
C53.60902.38571.39052.78802.40721.39122.16843.87091.08453.39152.1502
C63.60902.38572.78801.39052.40721.39123.87092.16843.39151.08452.1502
C74.10022.75762.41502.41501.39121.39123.40793.40792.15092.15091.0839
H82.57832.13811.08323.39632.16843.87093.40794.27132.49634.95534.3064
H92.57832.13813.39631.08323.87092.16843.40794.27134.95532.49634.3064
H104.48673.36932.14233.87251.08453.39152.15092.49634.95534.28992.4792
H114.48673.36933.87252.14233.39151.08452.15094.95532.49634.28992.4792
H125.18413.84153.39623.39622.15022.15021.08394.30644.30642.47922.4792

picture of Fluorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 C2 C3 118.890 F1 C2 C4 118.890
C2 C3 C5 118.504 C2 C3 H8 119.525
C2 C4 C6 118.504 C2 C4 H9 119.525
C3 C2 C4 122.220 C3 C5 C7 120.490
C3 C5 H10 119.384 C4 C6 C7 120.490
C4 C6 H11 119.384 C5 C3 H8 121.970
C5 C7 C6 119.791 C5 C7 H12 120.104
C6 C4 H9 121.970 C6 C7 H12 120.104
C7 C5 H10 120.126 C7 C6 H11 120.126
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.297      
2 C 0.344      
3 C -0.160      
4 C -0.160      
5 C -0.114      
6 C -0.114      
7 C -0.111      
8 H 0.129      
9 H 0.129      
10 H 0.120      
11 H 0.120      
12 H 0.115      


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 -1.337 1.337
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.911 0.000 0.000
y 0.000 -33.713 0.000
z 0.000 0.000 -38.782
Traceless
 xyz
x -5.663 0.000 0.000
y 0.000 6.633 0.000
z 0.000 0.000 -0.970
Polar
3z2-r2-1.940
x2-y2-8.198
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.331 0.000 0.000
y 0.000 10.487 0.000
z 0.000 0.000 10.711


<r2> (average value of r2) Å2
<r2> 180.438
(<r2>)1/2 13.433