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: PBE1PBE/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/6-311G**
 hartrees
Energy at 0K-712.832235
Energy at 298.15K 
HF Energy-712.832235
Nuclear repulsion energy512.344227
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 PBE1PBE/6-311G**
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' 1871 1795 175.85      
2 A' 1429 1371 257.07      
3 A' 1368 1312 226.69      
4 A' 1242 1191 6.52      
5 A' 1240 1190 351.47      
6 A' 1059 1016 311.18      
7 A' 782 750 13.31      
8 A' 667 640 15.22      
9 A' 609 584 0.33      
10 A' 519 498 3.42      
11 A' 374 358 0.48      
12 A' 366 351 1.14      
13 A' 254 244 0.95      
14 A' 177 170 1.62      
15 A" 1202 1153 322.16      
16 A" 675 648 2.82      
17 A" 582 558 0.58      
18 A" 472 453 2.89      
19 A" 246 236 0.85      
20 A" 125 120 0.31      
21 A" 28 27 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7642.2 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 7331.9 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 PBE1PBE/6-311G**
ABC
0.08551 0.04210 0.03308

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.023 1.416 0.000
C2 -0.503 0.179 0.000
C3 0.278 -1.094 0.000
F4 -0.796 2.467 0.000
F5 1.241 1.735 0.000
F6 -1.824 -0.008 0.000
F7 1.590 -0.870 0.000
F8 -0.023 -1.829 1.075
F9 -0.023 -1.829 -1.075

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.32692.52761.30501.30332.29602.79773.41813.4181
C21.32691.49332.30692.33761.33432.34162.32762.3276
C32.52761.49333.71942.98882.36641.33141.33681.3368
F41.30502.30693.71942.16412.67984.10264.49544.4954
F51.30332.33762.98882.16413.52612.62893.93163.9316
F62.29601.33432.36642.67983.52613.52202.77832.7783
F72.79772.34161.33144.10262.62893.52202.16292.1629
F83.41812.32761.33684.49543.93162.77832.16292.1509
F93.41812.32761.33684.49543.93162.77832.16292.1509

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 127.236 C1 C2 F6 119.256
C2 C1 F4 122.441 C2 C1 F5 125.430
C2 C3 F7 111.857 C2 C3 F8 110.537
C2 C3 F9 110.537 C3 C2 F6 113.509
F4 C1 F5 112.129 F7 C3 F8 108.316
F7 C3 F9 108.316 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.451      
2 C -0.086      
3 C 0.684      
4 F -0.146      
5 F -0.141      
6 F -0.193      
7 F -0.189      
8 F -0.190      
9 F -0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.229 1.066 0.000 1.090
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -48.121 0.124 0.000
y 0.124 -47.223 0.000
z 0.000 0.000 -45.349
Traceless
 xyz
x -1.835 0.124 0.000
y 0.124 -0.488 0.000
z 0.000 0.000 2.322
Polar
3z2-r24.645
x2-y2-0.898
xy0.124
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.816 0.438 0.000
y 0.438 6.398 0.000
z 0.000 0.000 3.449


<r2> (average value of r2) Å2
<r2> 292.678
(<r2>)1/2 17.108