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All results from a given calculation for CHFCHClz ((Z)-1-Chloro-2-fluoroethene)

using model chemistry: B1B95/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 B1B95/TZVP
 hartrees
Energy at 0K-637.491936
Energy at 298.15K-637.494212
HF Energy-637.491936
Nuclear repulsion energy145.638184
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/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' 3271 3130 6.85      
2 A' 3236 3097 5.59      
3 A' 1748 1673 67.05      
4 A' 1365 1306 23.91      
5 A' 1272 1217 46.25      
6 A' 1096 1049 100.07      
7 A' 825 789 20.57      
8 A' 668 639 24.41      
9 A' 194 186 1.36      
10 A" 904 865 0.01      
11 A" 762 729 52.48      
12 A" 464 444 9.16      

Unscaled Zero Point Vibrational Energy (zpe) 7902.4 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 7561.8 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 B1B95/TZVP
ABC
0.55789 0.12364 0.10121

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.862 0.000
C2 1.243 0.424 0.000
Cl3 -1.376 -0.172 0.000
F4 1.561 -0.865 0.000
H5 -0.211 1.918 0.000
H6 2.100 1.081 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.31791.72182.32821.07702.1117
C21.31792.68651.32812.08471.0801
Cl31.72182.68653.01792.39363.6957
F42.32821.32813.01793.29952.0198
H51.07702.08472.39363.29952.4579
H62.11171.08013.69572.01982.4579

picture of (Z)-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 123.255 C1 C2 H6 123.125
C2 C1 Cl3 123.663 C2 C1 H5 120.691
Cl3 C1 H5 115.646 F4 C2 H6 113.620
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.169      
2 C 0.095      
3 Cl -0.055      
4 F -0.177      
5 H 0.185      
6 H 0.121      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.876 2.094 0.000 2.270
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.190 2.572 0.000
y 2.572 -27.241 0.000
z 0.000 0.000 -30.441
Traceless
 xyz
x 0.650 2.572 0.000
y 2.572 2.075 0.000
z 0.000 0.000 -2.725
Polar
3z2-r2-5.450
x2-y2-0.949
xy2.572
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.112 0.353 0.000
y 0.353 4.644 0.000
z 0.000 0.000 3.072


<r2> (average value of r2) Å2
<r2> 103.367
(<r2>)1/2 10.167