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

using model chemistry: BLYP/aug-cc-pVTZ

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/aug-cc-pVTZ
 hartrees
Energy at 0K-637.473153
Energy at 298.15K-637.475123
HF Energy-637.473153
Nuclear repulsion energy138.588089
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/aug-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 A' 3146 3136 6.13      
2 A' 3139 3128 7.22      
3 A' 1620 1614 19.49      
4 A' 1283 1278 0.75      
5 A' 1202 1198 3.05      
6 A' 1066 1062 184.69      
7 A' 824 821 61.75      
8 A' 427 425 1.20      
9 A' 262 261 5.34      
10 A" 880 877 58.61      
11 A" 772 770 5.29      
12 A" 258 257 0.97      

Unscaled Zero Point Vibrational Energy (zpe) 7438.6 cm-1
Scaled (by 0.9966) Zero Point Vibrational Energy (zpe) 7413.3 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 BLYP/aug-cc-pVTZ
ABC
1.79493 0.08006 0.07664

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.477 0.000
C2 1.033 -0.362 0.000
Cl3 -1.651 -0.111 0.000
F4 2.309 0.121 0.000
H5 0.105 1.556 0.000
H6 0.986 -1.447 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.33091.75262.33601.08452.1624
C21.33092.69561.36472.13151.0859
Cl31.75262.69563.96672.42122.9567
F42.33601.36473.96672.63012.0518
H51.08452.13152.42122.63013.1305
H62.16241.08592.95672.05183.1305

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 120.130 C1 C2 H6 126.654
C2 C1 Cl3 121.299 C2 C1 H5 123.564
Cl3 C1 H5 115.136 F4 C2 H6 113.216
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.252      
2 C -0.057      
3 Cl -0.133      
4 F -0.376      
5 H 0.362      
6 H 0.456      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.031 -0.131 0.000 0.135
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.655 -1.047 0.000
y -1.047 -26.936 0.000
z 0.000 0.000 -30.875
Traceless
 xyz
x -4.750 -1.047 0.000
y -1.047 5.329 0.000
z 0.000 0.000 -0.579
Polar
3z2-r2-1.158
x2-y2-6.719
xy-1.047
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.944 -0.287 -0.000
y -0.287 5.808 0.000
z -0.000 0.000 4.628


<r2> (average value of r2) Å2
<r2> 127.755
(<r2>)1/2 11.303