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All results from a given calculation for C6H5F (Fluorobenzene)

using model chemistry: QCISD/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 QCISD/6-31G
 hartrees
Energy at 0K-330.126286
Energy at 298.15K-330.131612
HF Energy-329.442465
Nuclear repulsion energy264.723042
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 QCISD/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 3191 3075 0.09      
2 A1 3172 3056 23.34      
3 A1 3146 3031 0.12      
4 A1 1639 1579 28.46      
5 A1 1536 1480 47.73      
6 A1 1242 1197 42.88      
7 A1 1203 1159 10.32      
8 A1 1047 1009 3.43      
9 A1 1021 984 0.48      
10 A1 809 779 18.23      
11 A1 519 500 4.21      
12 A2 892 860 0.00      
13 A2 810 780 0.00      
14 A2 408 393 0.00      
15 B1 886 854 1.07      
16 B1 844 813 1.89      
17 B1 730 703 112.15      
18 B1 545 525 0.38      
19 B1 473 455 3.76      
20 B1 232 223 0.53      
21 B2 3188 3072 9.57      
22 B2 3158 3043 13.44      
23 B2 1643 1584 7.19      
24 B2 1498 1444 2.14      
25 B2 1356 1307 0.35      
26 B2 1282 1236 0.05      
27 B2 1204 1160 0.19      
28 B2 1099 1059 5.16      
29 B2 635 612 0.05      
30 B2 383 369 3.97      

Unscaled Zero Point Vibrational Energy (zpe) 19894.5 cm-1
Scaled (by 0.9636) Zero Point Vibrational Energy (zpe) 19170.3 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 QCISD/6-31G
ABC
0.18427 0.08222 0.05685

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

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.000 0.000 2.340
C2 0.000 0.000 0.926
C3 0.000 1.234 0.259
C4 0.000 -1.234 0.259
C5 0.000 1.225 -1.155
C6 0.000 -1.225 -1.155
C7 0.000 0.000 -1.861
H8 0.000 2.163 0.830
H9 0.000 -2.163 0.830
H10 0.000 2.173 -1.700
H11 0.000 -2.173 -1.700
H12 0.000 0.000 -2.954

Atom - Atom Distances (Å)
  F1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12
F11.41392.41962.41963.70363.70364.20162.63842.63844.58704.58705.2946
C21.41391.40261.40262.41502.41502.78772.16562.16563.40823.40823.8807
C32.41961.40262.46711.41362.83602.45281.09133.44472.17183.92913.4417
C42.41961.40262.46712.83601.41362.45283.44471.09133.92912.17183.4417
C53.70362.41501.41362.83602.45001.41412.19553.92701.09313.44112.1769
C63.70362.41502.83601.41362.45001.41413.92702.19553.44111.09312.1769
C74.20162.78772.45282.45281.41411.41413.45303.45302.17872.17871.0930
H82.63842.16561.09133.44472.19553.92703.45304.32682.52955.02004.3591
H92.63842.16563.44471.09133.92702.19553.45304.32685.02002.52954.3591
H104.58703.40822.17183.92911.09313.44112.17872.52955.02004.34552.5091
H114.58703.40823.92912.17183.44111.09312.17875.02002.52954.34552.5091
H125.29463.88073.44173.44172.17692.17691.09304.35914.35912.50912.5091

picture of Fluorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 C2 C3 118.424 F1 C2 C4 118.424
C2 C3 C5 118.078 C2 C3 H8 120.012
C2 C4 C6 118.078 C2 C4 H9 120.012
C3 C2 C4 123.152 C3 C5 C7 120.318
C3 C5 H10 119.539 C4 C6 C7 120.318
C4 C6 H11 119.539 C5 C3 H8 121.910
C5 C7 C6 120.057 C5 C7 H12 119.971
C6 C4 H9 121.910 C6 C7 H12 119.971
C7 C5 H10 120.144 C7 C6 H11 120.144
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability