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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-575.970932
Energy at 298.15K-575.974282
HF Energy-575.970932
Nuclear repulsion energy359.452391
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 B3PW91/6-311G*
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' 3121 3004 27.29      
2 A' 1453 1398 0.50      
3 A' 1318 1269 176.61      
4 A' 1203 1158 207.09      
5 A' 1151 1108 158.28      
6 A' 870 837 49.50      
7 A' 725 698 35.54      
8 A' 579 558 14.48      
9 A' 520 501 7.84      
10 A' 360 346 0.05      
11 A' 240 231 4.12      
12 A" 1400 1348 13.10      
13 A" 1224 1179 410.29      
14 A" 1156 1113 107.66      
15 A" 582 560 0.58      
16 A" 414 398 1.00      
17 A" 206 198 2.74      
18 A" 64 61 0.85      

Unscaled Zero Point Vibrational Energy (zpe) 8292.0 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 7982.7 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 B3PW91/6-311G*
ABC
0.12244 0.08036 0.06657

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.121 -0.603 0.000
C2 -0.599 0.752 0.000
F3 1.444 -0.456 0.000
F4 -0.235 -1.299 1.085
F5 -0.235 -1.299 -1.085
F6 -0.235 1.443 -1.098
F7 -0.235 1.443 1.098
H8 -1.684 0.615 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.53411.33101.33751.33752.34882.34882.1775
C21.53412.37352.34852.34851.34801.34801.0932
F31.33102.37352.16932.16932.76192.76193.3062
F41.33752.34852.16932.17023.50502.74192.6347
F51.33752.34852.16932.17022.74193.50502.6347
F62.34881.34802.76193.50502.74192.19641.9982
F72.34881.34802.76192.74193.50502.19641.9982
H82.17751.09323.30622.63472.63471.99821.9982

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.998 C1 C2 F7 108.998
C1 C2 H8 110.836 C2 C1 F3 111.680
C2 C1 F4 109.553 C2 C1 F5 109.553
F3 C1 F4 108.773 F3 C1 F5 108.773
F4 C1 F5 108.447 F6 C2 F7 109.112
F6 C2 H8 109.435 F7 C2 H8 109.435
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.579      
2 C 0.195      
3 F -0.184      
4 F -0.195      
5 F -0.195      
6 F -0.210      
7 F -0.210      
8 H 0.219      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.495 -0.072 0.000 1.497
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.732 -0.826 0.000
y -0.826 -38.422 0.000
z 0.000 0.000 -38.258
Traceless
 xyz
x 4.608 -0.826 0.000
y -0.826 -2.427 0.000
z 0.000 0.000 -2.181
Polar
3z2-r2-4.363
x2-y24.690
xy-0.826
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.398 0.050 0.000
y 0.050 3.370 0.000
z 0.000 0.000 3.569


<r2> (average value of r2) Å2
<r2> 167.381
(<r2>)1/2 12.938