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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: M06-2X/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at M06-2X/6-31G
 hartrees
Energy at 0K-575.673771
Energy at 298.15K-575.677090
HF Energy-575.673771
Nuclear repulsion energy354.374774
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 M06-2X/6-31G
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' 3209 3209 6.36      
2 A' 1475 1475 3.20      
3 A' 1368 1368 137.07      
4 A' 1242 1242 183.31      
5 A' 1141 1141 80.62      
6 A' 882 882 56.60      
7 A' 702 702 39.13      
8 A' 553 553 25.27      
9 A' 494 494 15.91      
10 A' 353 353 0.09      
11 A' 245 245 6.04      
12 A" 1408 1408 8.50      
13 A" 1285 1285 296.25      
14 A" 1192 1192 73.57      
15 A" 572 572 1.95      
16 A" 403 403 3.02      
17 A" 209 209 3.97      
18 A" 73 73 1.52      

Unscaled Zero Point Vibrational Energy (zpe) 8401.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8401.5 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 M06-2X/6-31G
ABC
0.11670 0.07981 0.06552

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.115 -0.591 0.000
C2 -0.619 0.733 0.000
F3 1.469 -0.415 0.000
F4 -0.236 -1.312 1.112
F5 -0.236 -1.312 -1.112
F6 -0.236 1.439 -1.128
F7 -0.236 1.439 1.128
H8 -1.697 0.594 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.51361.36481.37091.37092.34872.34872.1655
C21.51362.38232.35882.35881.38441.38441.0875
F31.36482.38232.22422.22422.75992.75993.3230
F41.37092.35882.22422.22313.54742.75132.6465
F51.37092.35882.22422.22312.75133.54742.6465
F62.34871.38442.75993.54742.75132.25552.0298
F72.34871.38442.75992.75133.54742.25552.0298
H82.16551.08753.32302.64652.64652.02982.0298

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.192 C1 C2 F7 108.192
C1 C2 H8 111.667 C2 C1 F3 111.605
C2 C1 F4 109.623 C2 C1 F5 109.623
F3 C1 F4 108.784 F3 C1 F5 108.784
F4 C1 F5 108.356 F6 C2 F7 109.098
F6 C2 H8 109.816 F7 C2 H8 109.816
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.792      
2 C 0.420      
3 F -0.271      
4 F -0.281      
5 F -0.281      
6 F -0.300      
7 F -0.300      
8 H 0.222      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.998 -0.074 0.000 2.000
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.081 -1.107 0.000
y -1.107 -40.012 0.000
z 0.000 0.000 -39.949
Traceless
 xyz
x 5.899 -1.107 0.000
y -1.107 -2.997 0.000
z 0.000 0.000 -2.902
Polar
3z2-r2-5.804
x2-y25.930
xy-1.107
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.988 0.174 0.000
y 0.174 2.851 0.000
z 0.000 0.000 3.355


<r2> (average value of r2) Å2
<r2> 171.048
(<r2>)1/2 13.079