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: CISD/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 CISD/6-31G*
 hartrees
Energy at 0K-330.326641
Energy at 298.15K-330.332387
HF Energy-329.554463
Nuclear repulsion energy270.736648
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 CISD/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 3349 3101 0.08      
2 A1 3336 3088 18.60      
3 A1 3313 3067 0.05      
4 A1 1770 1638 54.49      
5 A1 1631 1510 91.55      
6 A1 1349 1249 86.12      
7 A1 1247 1155 6.56      
8 A1 1100 1019 4.06      
9 A1 1068 989 0.27      
10 A1 867 803 22.93      
11 A1 547 507 4.03      
12 A2 1009 934 0.00      
13 A2 887 821 0.00      
14 A2 441 408 0.00      
15 B1 1005 931 0.35      
16 B1 941 872 7.47      
17 B1 804 744 99.19      
18 B1 671 621 1.01      
19 B1 532 492 5.59      
20 B1 254 235 0.17      
21 B2 3347 3099 6.35      
22 B2 3323 3076 10.69      
23 B2 1767 1636 10.51      
24 B2 1580 1463 2.52      
25 B2 1409 1304 0.79      
26 B2 1347 1247 0.20      
27 B2 1232 1141 0.60      
28 B2 1153 1068 6.68      
29 B2 655 606 0.09      
30 B2 424 393 2.71      

Unscaled Zero Point Vibrational Energy (zpe) 21179.2 cm-1
Scaled (by 0.9258) Zero Point Vibrational Energy (zpe) 19607.7 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 CISD/6-31G*
ABC
0.19152 0.08653 0.05960

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 2.267
C2 0.000 0.000 0.924
C3 0.000 1.209 0.259
C4 0.000 -1.209 0.259
C5 0.000 1.200 -1.127
C6 0.000 -1.200 -1.127
C7 0.000 0.000 -1.824
H8 0.000 2.128 0.824
H9 0.000 -2.128 0.824
H10 0.000 2.137 -1.664
H11 0.000 -2.137 -1.664
H12 0.000 0.000 -2.903

Atom - Atom Distances (Å)
  F1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
F11.34282.34342.34343.60003.60004.09002.57102.57104.47404.47405.1692
C21.34281.38001.38002.37662.37662.74732.13052.13053.35623.35623.8265
C32.34341.38002.41901.38682.78032.40861.07833.38502.13543.85993.3855
C42.34341.38002.41902.78031.38682.40863.38501.07833.85992.13543.3855
C53.60002.37661.38682.78032.40061.38762.16073.85831.07963.38032.1430
C63.60002.37662.78031.38682.40061.38763.85832.16073.38031.07962.1430
C74.09002.74732.40862.40861.38761.38763.39673.39672.14312.14311.0792
H82.57102.13051.07833.38502.16073.85833.39674.25632.48794.93794.2914
H92.57102.13053.38501.07833.85832.16073.39674.25634.93792.48794.2914
H104.47403.35622.13543.85991.07963.38032.14312.48794.93794.27432.4701
H114.47403.35623.85992.13543.38031.07962.14314.93792.48794.27432.4701
H125.16923.82653.38553.38552.14302.14301.07924.29144.29142.47012.4701

picture of Fluorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 C2 C3 118.782 F1 C2 C4 118.782
C2 C3 C5 118.403 C2 C3 H8 119.646
C2 C4 C6 118.403 C2 C4 H9 119.646
C3 C2 C4 122.436 C3 C5 C7 120.489
C3 C5 H10 119.425 C4 C6 C7 120.489
C4 C6 H11 119.425 C5 C3 H8 121.950
C5 C7 C6 119.779 C5 C7 H12 120.110
C6 C4 H9 121.950 C6 C7 H12 120.110
C7 C5 H10 120.086 C7 C6 H11 120.086
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability