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 C3F6 (hexafluoropropene)

using model chemistry: B2PLYP/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/Def2TZVPP
 hartrees
Energy at 0K-713.237019
Energy at 298.15K 
HF Energy-712.615194
Nuclear repulsion energy510.766189
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 B2PLYP/Def2TZVPP
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 1836 1836 165.71      
2 A' 1405 1405 225.78      
3 A' 1342 1342 211.15      
4 A' 1222 1222 140.48      
5 A' 1213 1213 191.53      
6 A' 1045 1045 294.25      
7 A' 770 770 12.31      
8 A' 660 660 13.90      
9 A' 604 604 0.23      
10 A' 514 514 3.27      
11 A' 372 372 0.32      
12 A' 364 364 1.12      
13 A' 259 259 0.98      
14 A' 175 175 1.34      
15 A" 1168 1168 297.83      
16 A" 670 670 1.88      
17 A" 575 575 0.55      
18 A" 466 466 2.30      
19 A" 249 249 0.75      
20 A" 128 128 0.31      
21 A" 39 39 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7536.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7536.9 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 B2PLYP/Def2TZVPP
ABC
0.08512 0.04178 0.03286

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.023 1.420 0.000
C2 -0.500 0.180 0.000
C3 0.280 -1.098 0.000
F4 -0.803 2.472 0.000
F5 1.242 1.748 0.000
F6 -1.826 -0.007 0.000
F7 1.596 -0.878 0.000
F8 -0.023 -1.835 1.079
F9 -0.023 -1.835 -1.079

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.32862.53601.30991.30752.29902.81133.42913.4291
C21.32861.49662.31262.34401.33922.34752.33452.3345
C32.53601.49663.73083.00432.37141.33441.34141.3414
F41.30992.31263.73082.17002.68204.12094.50844.5084
F51.30752.34403.00432.17003.53472.65003.95033.9503
F62.29901.33922.37142.68203.53473.53092.78472.7847
F72.81132.34751.33444.12092.65003.53092.16842.1684
F83.42912.33451.34144.50843.95032.78472.16842.1579
F93.42912.33451.34144.50843.95032.78472.16842.1579

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 127.601 C1 C2 F6 119.026
C2 C1 F4 122.447 C2 C1 F5 125.546
C2 C3 F7 111.913 C2 C3 F8 110.572
C2 C3 F9 110.572 C3 C2 F6 113.373
F4 C1 F5 112.007 F7 C3 F8 108.264
F7 C3 F9 108.264 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.383      
2 C 0.053      
3 C 0.510      
4 F -0.142      
5 F -0.137      
6 F -0.179      
7 F -0.161      
8 F -0.163      
9 F -0.163      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.215 1.067 0.000 1.088
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.772 0.131 0.000
y 0.131 -47.927 0.000
z 0.000 0.000 -45.939
Traceless
 xyz
x -1.839 0.131 0.000
y 0.131 -0.572 0.000
z 0.000 0.000 2.411
Polar
3z2-r24.822
x2-y2-0.845
xy0.131
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.725 0.390 0.000
y 0.390 7.321 0.000
z 0.000 0.000 4.442


<r2> (average value of r2) Å2
<r2> 294.845
(<r2>)1/2 17.171