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All results from a given calculation for C3F6 (hexafluoropropene)

using model chemistry: mPW1PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/3-21G*
 hartrees
Energy at 0K-709.280509
Energy at 298.15K 
HF Energy-709.280509
Nuclear repulsion energy507.612845
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 mPW1PW91/3-21G*
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' 1880 1786 121.02      
2 A' 1423 1351 219.38      
3 A' 1383 1313 158.30      
4 A' 1289 1224 114.69      
5 A' 1256 1192 97.11      
6 A' 1054 1001 205.45      
7 A' 748 711 12.99      
8 A' 642 610 17.62      
9 A' 593 563 2.06      
10 A' 495 470 5.64      
11 A' 365 347 2.75      
12 A' 353 336 0.25      
13 A' 245 233 0.80      
14 A' 193 183 2.56      
15 A" 1252 1189 250.33      
16 A" 708 672 7.10      
17 A" 575 546 0.05      
18 A" 456 433 4.89      
19 A" 246 234 1.40      
20 A" 132 126 0.35      
21 A" 17 16 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 7652.0 cm-1
Scaled (by 0.9496) Zero Point Vibrational Energy (zpe) 7266.4 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 mPW1PW91/3-21G*
ABC
0.08202 0.04237 0.03292

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.978 0.985 0.000
C2 -0.248 0.494 0.000
C3 -0.577 -0.947 0.000
F4 1.224 2.302 0.000
F5 2.102 0.269 0.000
F6 -1.325 1.327 0.000
F7 0.548 -1.710 0.000
F8 -1.325 -1.271 1.096
F9 -1.325 -1.271 -1.096

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7 F8 F9
C11.32062.47961.33911.33322.32782.72973.40523.4052
C21.32061.47742.33132.36051.36152.34332.34002.3400
C32.47961.47743.71392.94102.39341.35921.36631.3663
F41.33912.33133.71392.21462.72894.06854.52364.5236
F51.33322.36052.94102.21463.58642.51593.91333.9133
F62.32781.36152.39342.72893.58643.56802.81952.8195
F72.72972.34331.35924.06852.51593.56802.21402.2140
F83.40522.34001.36634.52363.91332.81952.21402.1919
F93.40522.34001.36634.52363.91332.81952.21402.1919

picture of hexafluoropropene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 124.704 C1 C2 F6 120.422
C2 C1 F4 122.449 C2 C1 F5 125.614
C2 C3 F7 111.333 C2 C3 F8 110.691
C2 C3 F9 110.691 C3 C2 F6 114.874
F4 C1 F5 111.936 F7 C3 F8 108.653
F7 C3 F9 108.653 F8 C3 F8 0.000
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.638      
2 C 0.093      
3 C 0.849      
4 F -0.253      
5 F -0.247      
6 F -0.256      
7 F -0.275      
8 F -0.275      
9 F -0.275      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.815 0.594 0.000 1.008
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.951 0.202 0.000
y 0.202 -48.097 0.000
z 0.000 0.000 -45.062
Traceless
 xyz
x -1.371 0.202 0.000
y 0.202 -1.591 0.000
z 0.000 0.000 2.961
Polar
3z2-r25.923
x2-y20.147
xy0.202
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.474 0.691 0.000
y 0.691 4.335 0.000
z 0.000 0.000 2.440


<r2> (average value of r2) Å2
<r2> 294.679
(<r2>)1/2 17.166