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All results from a given calculation for C2HF3 (Trifluoroethylene)

using model chemistry: B3PW91/6-31G(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 B3PW91/6-31G(2df,p)
 hartrees
Energy at 0K-376.160526
Energy at 298.15K 
Nuclear repulsion energy173.842511
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 B3PW91/6-31G(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' 3253 3127 7.95      
2 A' 1855 1783 69.49      
3 A' 1399 1345 127.36      
4 A' 1305 1254 179.61      
5 A' 1208 1161 111.89      
6 A' 958 921 49.36      
7 A' 632 608 3.11      
8 A' 491 472 1.56      
9 A' 226 217 3.70      
10 A" 778 748 28.44      
11 A" 595 572 0.70      
12 A" 314 302 3.22      

Unscaled Zero Point Vibrational Energy (zpe) 6506.3 cm-1
Scaled (by 0.9614) Zero Point Vibrational Energy (zpe) 6255.1 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 B3PW91/6-31G(2df,p)
See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G(2df,p) Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.433 0.000
C2 -0.692 -0.696 0.000
F3 1.305 0.517 0.000
F4 -0.569 1.615 0.000
F5 -0.078 -1.877 0.000
H6 -1.773 -0.715 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 H6
C11.32441.30771.31142.31172.1124
C21.32442.33622.31441.33081.0813
F31.30772.33622.17192.76463.3153
F41.31142.31442.17193.52632.6230
F52.31171.33082.76463.52632.0546
H62.11241.08133.31532.62302.0546

picture of Trifluoroethylene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F5 121.061 C1 C2 H6 122.507
C2 C1 F3 125.140 C2 C1 F4 122.812
F3 C1 F4 112.048 F5 C2 H6 116.432
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.258      
2 C -0.236      
3 F -0.044      
4 F -0.058      
5 F -0.083      
6 H 0.163      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.063 0.209 0.000 1.083
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.802 1.017 0.000
y 1.017 -27.671 0.000
z 0.000 0.000 -25.091
Traceless
 xyz
x 2.579 1.017 0.000
y 1.017 -3.224 0.000
z 0.000 0.000 0.645
Polar
3z2-r21.291
x2-y23.869
xy1.017
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.795 0.568 0.000
y 0.568 4.638 0.000
z 0.000 0.000 2.272


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