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All results from a given calculation for C6H5F (Fluorobenzene)

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-330.477002
Energy at 298.15K-330.482354
HF Energy-329.552715
Nuclear repulsion energy268.685809
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 MP2/6-31G*
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 3262 3076 0.06      
2 A1 3251 3065 13.85      
3 A1 3230 3046 0.10      
4 A1 1679 1584 44.31      
5 A1 1558 1469 80.21      
6 A1 1288 1214 76.21      
7 A1 1207 1138 7.80      
8 A1 1059 999 4.36      
9 A1 1029 970 0.16      
10 A1 832 784 20.76      
11 A1 524 494 3.60      
12 A2 893 842 0.00      
13 A2 816 769 0.00      
14 A2 408 385 0.00      
15 B1 892 841 0.82      
16 B1 851 803 2.98      
17 B1 744 702 95.65      
18 B1 521 491 1.18      
19 B1 473 446 4.67      
20 B1 237 223 0.06      
21 B2 3261 3075 3.36      
22 B2 3238 3054 8.84      
23 B2 1680 1584 6.42      
24 B2 1513 1426 2.14      
25 B2 1468 1384 0.50      
26 B2 1347 1270 0.22      
27 B2 1212 1143 0.21      
28 B2 1114 1051 7.03      
29 B2 627 591 0.09      
30 B2 403 381 2.43      

Unscaled Zero Point Vibrational Energy (zpe) 20307.8 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 19150.2 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 MP2/6-31G*
ABC
0.18876 0.08517 0.05869

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 2.286
C2 0.000 0.000 0.930
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 2.143 0.829
H9 0.000 -2.143 0.829
H10 0.000 2.153 -1.676
H11 0.000 -2.153 -1.676
H12 0.000 0.000 -2.923

Atom - Atom Distances (Å)
  F1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
F11.35672.36452.36453.63013.63014.12282.59152.59154.50964.50965.2093
C21.35671.39011.39012.39392.39392.76612.14512.14513.38003.38003.8527
C32.36451.39012.43591.39612.79992.42421.08583.40852.14973.88693.4077
C42.36451.39012.43592.79991.39612.42423.40851.08583.88692.14973.4077
C53.63012.39391.39612.79992.41821.39712.17563.88541.08703.40472.1572
C63.63012.39392.79991.39612.41821.39713.88542.17563.40471.08702.1572
C74.12282.76612.42422.42421.39711.39713.41963.41962.15852.15851.0866
H82.59152.14511.08583.40852.17563.88543.41964.28542.50504.97234.3204
H92.59152.14513.40851.08583.88542.17563.41964.28544.97232.50504.3204
H104.50963.38002.14973.88691.08703.40472.15852.50504.97234.30512.4875
H114.50963.38003.88692.14973.40471.08702.15854.97232.50504.30512.4875
H125.20933.85273.40773.40772.15722.15721.08664.32044.32042.48752.4875

picture of Fluorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 C2 C3 118.819 F1 C2 C4 118.819
C2 C3 C5 118.456 C2 C3 H8 119.576
C2 C4 C6 118.456 C2 C4 H9 119.576
C3 C2 C4 122.362 C3 C5 C7 120.431
C3 C5 H10 119.415 C4 C6 C7 120.431
C4 C6 H11 119.415 C5 C3 H8 121.968
C5 C7 C6 119.865 C5 C7 H12 120.068
C6 C4 H9 121.968 C6 C7 H12 120.068
C7 C5 H10 120.155 C7 C6 H11 120.155
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability