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All results from a given calculation for CHFCHCl ((E)-1-chloro-2-fluoroethene)

using model chemistry: BLYP/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/TZVP
 hartrees
Energy at 0K-637.457453
Energy at 298.15K-637.459417
HF Energy-637.457453
Nuclear repulsion energy138.138448
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 BLYP/TZVP
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' 3155 3147 7.18      
2 A' 3142 3134 5.49      
3 A' 1625 1621 16.63      
4 A' 1290 1287 0.85      
5 A' 1207 1204 2.71      
6 A' 1067 1065 178.48      
7 A' 821 819 66.02      
8 A' 426 425 1.45      
9 A' 264 263 5.99      
10 A" 886 884 66.53      
11 A" 759 757 6.73      
12 A" 257 257 1.07      

Unscaled Zero Point Vibrational Energy (zpe) 7449.2 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 7430.6 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 BLYP/TZVP
ABC
1.79056 0.07947 0.07609

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.478 0.000
C2 1.041 -0.352 0.000
Cl3 -1.657 -0.127 0.000
F4 2.314 0.142 0.000
H5 0.093 1.560 0.000
H6 1.004 -1.439 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33201.76422.33871.08582.1648
C21.33202.70771.36572.13461.0875
Cl31.76422.70773.98062.43092.9676
F42.33871.36573.98062.63552.0532
H51.08582.13462.43092.63553.1348
H62.16481.08752.96762.05323.1348

picture of (E)-1-chloro-2-fluoroethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 120.207 C1 C2 H6 126.647
C2 C1 Cl3 121.353 C2 C1 H5 123.665
Cl3 C1 H5 114.982 F4 C2 H6 113.146
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.146      
2 C 0.081      
3 Cl -0.056      
4 F -0.181      
5 H 0.184      
6 H 0.118      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.083 -0.184 0.000 0.202
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.593 -1.078 0.000
y -1.078 -26.726 0.000
z 0.000 0.000 -30.846
Traceless
 xyz
x -4.807 -1.078 0.000
y -1.078 5.494 0.000
z 0.000 0.000 -0.687
Polar
3z2-r2-1.374
x2-y2-6.867
xy-1.078
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.910 -0.249 0.000
y -0.249 4.686 0.000
z 0.000 0.000 3.203


<r2> (average value of r2) Å2
<r2> 128.472
(<r2>)1/2 11.335