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All results from a given calculation for CF3CH2F (1,1,1,2-tetrafluoroethane)

using model chemistry: PBE1PBE/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 PBE1PBE/6-31G*
 hartrees
Energy at 0K-476.313734
Energy at 298.15K-476.317746
HF Energy-476.313734
Nuclear repulsion energy272.716584
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/6-31G*
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' 3106 2952 15.15      
2 A' 1530 1454 4.08      
3 A' 1483 1410 21.07      
4 A' 1342 1275 167.04      
5 A' 1246 1184 259.75      
6 A' 1162 1104 74.03      
7 A' 867 824 14.30      
8 A' 670 637 29.72      
9 A' 550 523 8.83      
10 A' 411 391 0.68      
11 A' 211 201 2.82      
12 A" 3168 3010 17.90      
13 A" 1356 1289 156.72      
14 A" 1238 1176 58.75      
15 A" 1006 956 50.45      
16 A" 531 504 2.31      
17 A" 352 334 1.20      
18 A" 105 100 4.71      

Unscaled Zero Point Vibrational Energy (zpe) 10166.7 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 9661.5 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/6-31G*
ABC
0.17833 0.09363 0.09234

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.360 0.192 0.000
C2 -1.152 0.237 0.000
F3 0.834 1.448 0.000
F4 0.834 -0.434 1.081
F5 0.834 -0.434 -1.081
F6 -1.644 -1.038 0.000
H7 -1.489 0.769 0.895
H8 -1.489 0.769 -0.895

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.51311.34261.33591.33592.35162.13392.1339
C21.51312.32632.35892.35891.36701.09451.0945
F31.34262.32632.17042.17043.51042.58052.5805
F41.33592.35892.17042.16162.77032.62263.2785
F51.33592.35892.17042.16162.77033.27852.6226
F62.35161.36703.51042.77032.77032.02292.0229
H72.13391.09452.58052.62263.27852.02291.7907
H82.13391.09452.58053.27852.62262.02291.7907

picture of 1,1,1,2-tetrafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.370 C1 C2 H7 108.780
C1 C2 H8 108.780 C2 C1 F3 108.954
C2 C1 F4 111.631 C2 C1 F5 111.631
F3 C1 F4 108.252 F3 C1 F5 108.252
F4 C1 F5 108.009 F6 C2 H7 110.046
F6 C2 H8 110.046 H7 C2 H8 109.790
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.782      
2 C -0.090      
3 F -0.268      
4 F -0.258      
5 F -0.258      
6 F -0.288      
7 H 0.190      
8 H 0.190      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.133 1.405 0.000 1.805
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.322 -2.761 0.000
y -2.761 -32.252 0.000
z 0.000 0.000 -30.790
Traceless
 xyz
x 0.199 -2.761 0.000
y -2.761 -1.196 0.000
z 0.000 0.000 0.997
Polar
3z2-r21.994
x2-y20.930
xy-2.761
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.426 -0.001 0.000
y -0.001 3.501 0.000
z 0.000 0.000 3.444


<r2> (average value of r2) Å2
<r2> 132.271
(<r2>)1/2 11.501