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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: B3PW91/aug-cc-pVDZ

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/aug-cc-pVDZ
 hartrees
Energy at 0K-575.888661
Energy at 298.15K-575.891976
HF Energy-575.888661
Nuclear repulsion energy357.965707
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/aug-cc-pVDZ
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' 3117 3006 14.89      
2 A' 1426 1376 1.91      
3 A' 1296 1250 150.83      
4 A' 1178 1136 178.73      
5 A' 1132 1092 145.98      
6 A' 858 827 45.03      
7 A' 711 686 31.91      
8 A' 566 546 14.01      
9 A' 507 489 6.62      
10 A' 354 342 0.04      
11 A' 237 229 3.39      
12 A" 1346 1298 4.99      
13 A" 1197 1155 396.44      
14 A" 1132 1092 93.18      
15 A" 570 550 0.41      
16 A" 405 391 0.79      
17 A" 203 196 1.88      
18 A" 69 67 0.87      

Unscaled Zero Point Vibrational Energy (zpe) 8151.6 cm-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 7863.0 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/aug-cc-pVDZ
ABC
0.12146 0.07972 0.06606

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.121 -0.603 0.000
C2 -0.604 0.752 0.000
F3 1.450 -0.455 0.000
F4 -0.235 -1.305 1.089
F5 -0.235 -1.305 -1.089
F6 -0.235 1.449 -1.102
F7 -0.235 1.449 1.102
H8 -1.695 0.614 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.53741.33661.34391.34392.35652.35652.1865
C21.53742.38232.35692.35691.35521.35521.0991
F31.33662.38232.17882.17882.77072.77073.3212
F41.34392.35692.17882.17893.51952.75382.6461
F51.34392.35692.17882.17892.75383.51952.6461
F62.35651.35522.77073.51952.75382.20442.0105
F72.35651.35522.77072.75383.51952.20442.0105
H82.18651.09913.32122.64612.64612.01052.0105

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.942 C1 C2 F7 108.942
C1 C2 H8 110.961 C2 C1 F3 111.787
C2 C1 F4 109.586 C2 C1 F5 109.586
F3 C1 F4 108.746 F3 C1 F5 108.746
F4 C1 F5 108.317 F6 C2 F7 108.836
F6 C2 H8 109.562 F7 C2 H8 109.562
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.307      
2 C 1.037      
3 F -0.422      
4 F -0.426      
5 F -0.426      
6 F -0.414      
7 F -0.414      
8 H -0.242      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.545 -0.064 0.000 1.547
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.163 -0.943 0.000
y -0.943 -38.950 0.000
z 0.000 0.000 -38.806
Traceless
 xyz
x 4.715 -0.943 0.000
y -0.943 -2.466 0.000
z 0.000 0.000 -2.250
Polar
3z2-r2-4.499
x2-y24.787
xy-0.943
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.498 0.011 0.000
y 0.011 4.702 0.000
z 0.000 0.000 4.760


<r2> (average value of r2) Å2
<r2> 168.838
(<r2>)1/2 12.994