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All results from a given calculation for C6H4F2 (orthodifluorobenzene)

using model chemistry: B1B95/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-430.723489
Energy at 298.15K-430.728327
Nuclear repulsion energy349.818665
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/cc-pVTZ
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 3235 3096 2.03      
2 A1 3221 3082 8.00      
3 A1 1679 1607 27.77      
4 A1 1568 1501 207.32      
5 A1 1363 1305 1.03      
6 A1 1322 1265 120.86      
7 A1 1175 1124 0.96      
8 A1 1058 1013 5.55      
9 A1 788 754 31.98      
10 A1 577 553 3.36      
11 A1 278 266 0.26      
12 A2 993 950 0.00      
13 A2 872 834 0.00      
14 A2 724 693 0.00      
15 A2 573 548 0.00      
16 A2 190 182 0.00      
17 B1 961 919 5.91      
18 B1 774 741 78.26      
19 B1 467 447 3.12      
20 B1 298 285 0.00      
21 B2 3229 3091 3.07      
22 B2 3209 3071 0.94      
23 B2 1679 1607 8.86      
24 B2 1504 1439 13.00      
25 B2 1296 1240 8.84      
26 B2 1241 1188 37.28      
27 B2 1129 1080 18.96      
28 B2 863 826 16.81      
29 B2 553 530 3.29      
30 B2 439 420 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 18628.5 cm-1
Scaled (by 0.9571) Zero Point Vibrational Energy (zpe) 17829.3 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 B1B95/cc-pVTZ
ABC
0.11033 0.07524 0.04473

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.689 -0.531
C2 0.000 -0.689 -0.531
C3 0.000 -1.385 0.655
C4 0.000 -0.691 1.849
C5 0.000 0.691 1.849
C6 0.000 1.385 0.655
F7 0.000 1.343 -1.693
F8 0.000 -1.343 -1.693
H9 0.000 -2.463 0.623
H10 0.000 -1.235 2.780
H11 0.000 1.235 2.780
H12 0.000 2.463 0.623

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 F7 F8 H9 H10 H11 H12
C11.37852.38922.75112.37961.37471.33302.34063.35743.83013.35622.1166
C21.37851.37472.37962.75112.38922.34061.33302.11663.35623.83013.3574
C32.38921.37471.38072.39522.77003.59882.34801.07902.13103.37433.8486
C42.75112.37961.38071.38282.39524.08413.60092.15451.07902.14043.3845
C52.37962.75112.39521.38281.38073.60094.08413.38452.14041.07902.1545
C61.37472.38922.77002.39521.38072.34803.59883.84863.37432.13101.0790
F71.33302.34063.59884.08413.60092.34802.68524.45545.16314.47462.5731
F82.34061.33302.34803.60094.08413.59882.68522.57314.47465.16314.4554
H93.35742.11661.07902.15453.38453.84864.45542.57312.48234.28214.9270
H103.83013.35622.13101.07902.14043.37435.16314.47462.48232.47104.2821
H113.35623.83013.37432.14041.07902.13104.47465.16314.28212.47102.4823
H122.11663.35743.84863.38452.15451.07902.57314.45544.92704.28212.4823

picture of orthodifluorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.404 C1 C2 F8 119.349
C1 C6 C5 119.442 C1 C6 H12 118.730
C2 C1 C6 120.404 C2 C1 F7 119.349
C2 C3 C4 119.442 C2 C3 H9 118.730
C3 C2 F8 120.247 C3 C4 C5 120.154
C3 C4 H10 119.567 C4 C3 H9 121.828
C4 C5 C6 120.154 C4 C5 H11 120.279
C5 C4 H10 120.279 C5 C6 H12 121.828
C6 C1 F7 120.247 C6 C5 H11 119.567
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.200      
2 C 0.200      
3 C -0.203      
4 C -0.131      
5 C -0.131      
6 C -0.203      
7 F -0.154      
8 F -0.154      
9 H 0.149      
10 H 0.138      
11 H 0.138      
12 H 0.149      


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 2.389 2.389
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.977 0.000 0.000
y 0.000 -40.159 0.000
z 0.000 0.000 -43.779
Traceless
 xyz
x -4.008 0.000 0.000
y 0.000 4.718 0.000
z 0.000 0.000 -0.711
Polar
3z2-r2-1.421
x2-y2-5.817
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.004 0.000 0.000
y 0.000 11.264 0.000
z 0.000 0.000 11.554


<r2> (average value of r2) Å2
<r2> 226.886
(<r2>)1/2 15.063