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All results from a given calculation for CF3CHF2 (pentafluoroethane)

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-575.632482
Energy at 298.15K-575.635880
HF Energy-575.632482
Nuclear repulsion energy360.612363
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' 3121 2994 23.00      
2 A' 1461 1401 2.93      
3 A' 1331 1277 188.86      
4 A' 1220 1170 210.87      
5 A' 1164 1117 140.62      
6 A' 880 845 46.71      
7 A' 732 703 36.77      
8 A' 585 561 14.96      
9 A' 525 504 8.35      
10 A' 363 349 0.05      
11 A' 240 231 4.21      
12 A" 1392 1335 13.57      
13 A" 1249 1198 410.80      
14 A" 1176 1128 104.79      
15 A" 588 564 0.70      
16 A" 418 401 1.07      
17 A" 206 198 2.74      
18 A" 62 60 0.87      

Unscaled Zero Point Vibrational Energy (zpe) 8356.8 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 8017.5 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
0.12317 0.08097 0.06705

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 0.120 -0.601 0.000
C2 -0.600 0.748 0.000
F3 1.438 -0.450 0.000
F4 -0.233 -1.295 1.082
F5 -0.233 -1.295 -1.082
F6 -0.233 1.437 -1.095
F7 -0.233 1.437 1.095
H8 -1.684 0.607 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.52931.32701.33321.33322.34002.34002.1712
C21.52932.36442.34132.34131.34451.34451.0936
F31.32702.36442.16302.16302.74802.74803.2967
F41.33322.34132.16302.16403.49342.73212.6259
F51.33322.34132.16302.16402.73213.49342.6259
F62.34001.34452.74803.49342.73212.18991.9987
F72.34001.34452.74802.73213.49342.18991.9987
H82.17121.09363.29672.62592.62591.99871.9987

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.859 C1 C2 F7 108.859
C1 C2 H8 110.646 C2 C1 F3 111.548
C2 C1 F4 109.566 C2 C1 F5 109.566
F3 C1 F4 108.800 F3 C1 F5 108.800
F4 C1 F5 108.504 F6 C2 F7 109.054
F6 C2 H8 109.696 F7 C2 H8 109.696
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 0.551      
2 C 0.300      
3 F -0.181      
4 F -0.192      
5 F -0.192      
6 F -0.208      
7 F -0.208      
8 H 0.130      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.492 -0.075 0.000 1.494
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.731 -0.823 0.000
y -0.823 -38.376 0.000
z 0.000 0.000 -38.209
Traceless
 xyz
x 4.561 -0.823 0.000
y -0.823 -2.406 0.000
z 0.000 0.000 -2.155
Polar
3z2-r2-4.310
x2-y24.645
xy-0.823
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.388 0.048 0.000
y 0.048 3.351 0.000
z 0.000 0.000 3.543


<r2> (average value of r2) Å2
<r2> 166.354
(<r2>)1/2 12.898