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: B3LYP/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 B3LYP/6-31G*
 hartrees
Energy at 0K-331.482299
Energy at 298.15K-331.487855
Nuclear repulsion energy268.890784
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 B3LYP/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 3225 3097 0.01      
2 A1 3212 3084 24.28      
3 A1 3190 3063 0.11      
4 A1 1661 1595 47.21      
5 A1 1547 1486 72.99      
6 A1 1279 1228 88.98      
7 A1 1188 1140 7.61      
8 A1 1047 1006 2.86      
9 A1 1021 981 0.00      
10 A1 829 796 20.77      
11 A1 525 504 3.91      
12 A2 961 922 0.00      
13 A2 834 801 0.00      
14 A2 426 409 0.00      
15 B1 985 946 0.12      
16 B1 901 866 6.58      
17 B1 765 735 65.32      
18 B1 694 667 6.42      
19 B1 512 491 4.93      
20 B1 242 233 0.11      
21 B2 3224 3096 9.45      
22 B2 3199 3072 13.19      
23 B2 1660 1594 9.06      
24 B2 1503 1444 0.97      
25 B2 1363 1309 0.34      
26 B2 1335 1282 0.13      
27 B2 1190 1142 0.35      
28 B2 1099 1056 6.22      
29 B2 628 603 0.11      
30 B2 405 389 2.00      

Unscaled Zero Point Vibrational Energy (zpe) 20323.6 cm-1
Scaled (by 0.9603) Zero Point Vibrational Energy (zpe) 19516.7 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 B3LYP/6-31G*
ABC
0.18894 0.08532 0.05878

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 2.283
C2 0.000 0.000 0.932
C3 0.000 1.218 0.260
C4 0.000 -1.218 0.260
C5 0.000 1.209 -1.136
C6 0.000 -1.209 -1.136
C7 0.000 0.000 -1.836
H8 0.000 2.142 0.829
H9 0.000 -2.142 0.829
H10 0.000 2.152 -1.675
H11 0.000 -2.152 -1.675
H12 0.000 0.000 -2.922

Atom - Atom Distances (Å)
  F1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
F11.35092.36042.36043.62553.62554.11842.58892.58894.50494.50495.2045
C21.35091.39031.39032.39472.39472.76762.14452.14453.38033.38033.8536
C32.36041.39032.43511.39612.79922.42431.08513.40732.14943.88573.4074
C42.36041.39032.43512.79921.39612.42433.40731.08513.88572.14943.4074
C53.62552.39471.39612.79922.41741.39692.17473.88401.08653.40342.1569
C63.62552.39472.79921.39612.41741.39693.88402.17473.40341.08652.1569
C74.11842.76762.42432.42431.39691.39693.41883.41882.15772.15771.0861
H82.58892.14451.08513.40732.17473.88403.41884.28412.50394.97054.3192
H92.58892.14453.40731.08513.88402.17473.41884.28414.97052.50394.3192
H104.50493.38032.14943.88571.08653.40342.15772.50394.97054.30342.4868
H114.50493.38033.88572.14943.40341.08652.15774.97052.50394.30342.4868
H125.20453.85363.40743.40742.15692.15691.08614.31924.31922.48682.4868

picture of Fluorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 C2 C3 118.868 F1 C2 C4 118.868
C2 C3 C5 118.503 C2 C3 H8 119.558
C2 C4 C6 118.503 C2 C4 H9 119.558
C3 C2 C4 122.265 C3 C5 C7 120.452
C3 C5 H10 119.419 C4 C6 C7 120.452
C4 C6 H11 119.419 C5 C3 H8 121.938
C5 C7 C6 119.824 C5 C7 H12 120.088
C6 C4 H9 121.938 C6 C7 H12 120.088
C7 C5 H10 120.129 C7 C6 H11 120.129
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.299      
2 C 0.379      
3 C -0.195      
4 C -0.195      
5 C -0.130      
6 C -0.130      
7 C -0.130      
8 H 0.146      
9 H 0.146      
10 H 0.138      
11 H 0.138      
12 H 0.133      


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 -1.358 1.358
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.968 0.000 0.000
y 0.000 -34.106 0.000
z 0.000 0.000 -39.165
Traceless
 xyz
x -5.332 0.000 0.000
y 0.000 6.461 0.000
z 0.000 0.000 -1.128
Polar
3z2-r2-2.256
x2-y2-7.862
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.258 0.000 0.000
y 0.000 10.501 0.000
z 0.000 0.000 10.744


<r2> (average value of r2) Å2
<r2> 181.883
(<r2>)1/2 13.486