return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C2HF3 (Trifluoroethylene)

using model chemistry: BLYP/cc-pVDZ

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/cc-pVDZ
 hartrees
Energy at 0K-376.252659
Energy at 298.15K-376.254318
Nuclear repulsion energy170.400917
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/cc-pVDZ
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' 3160 3165 6.61      
2 A' 1758 1761 63.15      
3 A' 1311 1313 90.28      
4 A' 1214 1216 187.98      
5 A' 1127 1129 137.89      
6 A' 894 896 55.67      
7 A' 595 596 2.45      
8 A' 463 463 1.38      
9 A' 221 221 3.77      
10 A" 735 736 26.06      
11 A" 542 543 0.31      
12 A" 296 296 3.04      

Unscaled Zero Point Vibrational Energy (zpe) 6157.2 cm-1
Scaled (by 1.0016) Zero Point Vibrational Energy (zpe) 6167.1 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/cc-pVDZ
ABC
0.34246 0.12443 0.09127

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.438 0.000
C2 -0.706 -0.704 0.000
F3 1.335 0.522 0.000
F4 -0.579 1.648 0.000
F5 -0.085 -1.914 0.000
H6 -1.802 -0.720 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 H6
C11.34261.33791.34192.35332.1421
C21.34262.38122.35571.35991.0962
F31.33792.38122.22132.81973.3744
F41.34192.35572.22133.59622.6654
F52.35331.35992.81973.59622.0913
H62.14211.09623.37442.66542.0913

picture of Trifluoroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F5 121.098 C1 C2 H6 122.569
C2 C1 F3 125.332 C2 C1 F4 122.692
F3 C1 F4 111.976 F5 C2 H6 116.332
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.210      
2 C 0.120      
3 F -0.099      
4 F -0.107      
5 F -0.139      
6 H 0.015      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.031 0.176 0.000 1.046
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.240 0.844 0.000
y 0.844 -28.113 0.000
z 0.000 0.000 -25.602
Traceless
 xyz
x 2.617 0.844 0.000
y 0.844 -3.192 0.000
z 0.000 0.000 0.574
Polar
3z2-r21.149
x2-y23.872
xy0.844
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.689 0.564 0.000
y 0.564 4.540 0.000
z 0.000 0.000 1.807


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000