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: mPW1PW91/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 mPW1PW91/Def2TZVPP
 hartrees
Energy at 0K-713.470398
Energy at 298.15K 
HF Energy-713.470398
Nuclear repulsion energy512.410533
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 mPW1PW91/Def2TZVPP
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' 1859 1859 173.36      
2 A' 1418 1418 247.90      
3 A' 1361 1361 208.92      
4 A' 1242 1242 183.73      
5 A' 1232 1232 155.33      
6 A' 1060 1060 301.61      
7 A' 782 782 12.75      
8 A' 667 667 14.87      
9 A' 609 609 0.22      
10 A' 519 519 3.20      
11 A' 374 374 0.26      
12 A' 366 366 1.17      
13 A' 260 260 0.85      
14 A' 176 176 1.26      
15 A" 1187 1187 301.34      
16 A" 683 683 2.06      
17 A" 583 583 0.38      
18 A" 471 471 2.17      
19 A" 251 251 0.64      
20 A" 129 129 0.26      
21 A" 39 39 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7634.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7634.3 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 mPW1PW91/Def2TZVPP
ABC
0.08583 0.04196 0.03303

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/Def2TZVPP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.023 1.418 0.000
C2 -0.499 0.181 0.000
C3 0.280 -1.097 0.000
F4 -0.800 2.465 0.000
F5 1.236 1.747 0.000
F6 -1.818 -0.005 0.000
F7 1.591 -0.881 0.000
F8 -0.023 -1.830 1.075
F9 -0.023 -1.830 -1.075

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.32582.53361.30361.30102.29052.80923.42203.4220
C21.32581.49682.30402.33681.33162.34442.32962.3296
C32.53361.49683.72242.99972.36501.32861.33611.3361
F41.30362.30403.72242.15882.67184.11254.49574.4957
F51.30102.33682.99972.15883.52022.65113.94143.9414
F62.29051.33162.36502.67183.52023.51952.77612.7761
F72.80922.34441.32864.11252.65113.51952.15952.1595
F83.42202.32961.33614.49573.94142.77612.15952.1494
F93.42202.32961.33614.49573.94142.77612.15952.1494

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 127.585 C1 C2 F6 119.069
C2 C1 F4 122.388 C2 C1 F5 125.645
C2 C3 F7 112.007 C2 C3 F8 110.512
C2 C3 F9 110.512 C3 C2 F6 113.346
F4 C1 F5 111.967 F7 C3 F8 108.273
F7 C3 F9 108.273 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.348      
2 C 0.037      
3 C 0.462      
4 F -0.125      
5 F -0.119      
6 F -0.161      
7 F -0.146      
8 F -0.148      
9 F -0.148      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.209 1.075 0.000 1.095
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.105 0.130 0.000
y 0.130 -47.208 0.000
z 0.000 0.000 -45.471
Traceless
 xyz
x -1.766 0.130 0.000
y 0.130 -0.420 0.000
z 0.000 0.000 2.186
Polar
3z2-r24.372
x2-y2-0.897
xy0.130
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.659 0.379 0.000
y 0.379 7.303 0.000
z 0.000 0.000 4.411


<r2> (average value of r2) Å2
<r2> 293.031
(<r2>)1/2 17.118