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All results from a given calculation for C2H2ClF (1-chloro-1-fluoroethylene)

using model chemistry: wB97X-D/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at wB97X-D/6-31G(2df,p)
 hartrees
Energy at 0K-637.361354
Energy at 298.15K-637.363670
HF Energy-637.361354
Nuclear repulsion energy 
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 wB97X-D/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3325 3325 0.26      
2 A' 3216 3216 4.19      
3 A' 1763 1763 155.44      
4 A' 1418 1418 4.54      
5 A' 1234 1234 186.94      
6 A' 981 981 28.18      
7 A' 706 706 47.72      
8 A' 440 440 1.08      
9 A' 374 374 0.14      
10 A" 863 863 58.61      
11 A" 722 722 0.20      
12 A" 550 550 0.39      

Unscaled Zero Point Vibrational Energy (zpe) 7795.8 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7795.8 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 wB97X-D/6-31G(2df,p)
ABC
0.35878 0.17027 0.11547

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.460 0.000
C2 -1.023 1.293 0.000
F3 1.255 0.849 0.000
Cl4 -0.134 -1.261 0.000
H5 -0.841 2.359 0.000
H6 -2.036 0.920 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 Cl4 H5 H6
C11.31901.31411.72642.07672.0874
C21.31902.32152.70371.08201.0795
F31.31412.32152.52612.58403.2925
Cl41.72642.70372.52613.68832.8935
H52.07671.08202.58403.68831.8709
H62.08741.07953.29252.89351.8709

picture of 1-chloro-1-fluoroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 119.434 C1 C2 H6 120.668
C2 C1 F3 123.691 C2 C1 Cl4 124.662
F3 C1 Cl4 111.647 H5 C2 H6 119.898
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.322      
2 C -0.463      
3 F -0.086      
4 Cl -0.119      
5 H 0.170      
6 H 0.177      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.937 0.822 0.000 1.246
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.266 -1.118 0.000
y -1.118 -26.853 0.000
z 0.000 0.000 -29.830
Traceless
 xyz
x 0.076 -1.118 0.000
y -1.118 2.194 0.000
z 0.000 0.000 -2.270
Polar
3z2-r2-4.540
x2-y2-1.413
xy-1.118
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.115 -0.876 0.000
y -0.876 6.822 0.000
z 0.000 0.000 2.952


<r2> (average value of r2) Å2
<r2> 94.527
(<r2>)1/2 9.722