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

using model chemistry: HF/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/cc-pVTZ
 hartrees
Energy at 0K-474.847303
Energy at 298.15K-474.851647
Nuclear repulsion energy276.485942
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 HF/cc-pVTZ
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' 3229 2938 18.40      
2 A' 1630 1483 13.10      
3 A' 1600 1456 17.76      
4 A' 1440 1310 193.36      
5 A' 1342 1221 292.58      
6 A' 1230 1120 131.53      
7 A' 926 843 16.39      
8 A' 731 665 41.99      
9 A' 601 547 12.11      
10 A' 449 409 0.76      
11 A' 239 217 3.74      
12 A" 3287 2992 17.14      
13 A" 1452 1321 197.11      
14 A" 1335 1215 69.83      
15 A" 1084 986 59.17      
16 A" 586 534 3.57      
17 A" 382 348 1.22      
18 A" 121 110 6.90      

Unscaled Zero Point Vibrational Energy (zpe) 10831.4 cm-1
Scaled (by 0.9101) Zero Point Vibrational Energy (zpe) 9857.7 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 HF/cc-pVTZ
ABC
0.18468 0.09567 0.09423

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.362 0.189 0.000
C2 -1.149 0.235 0.000
F3 0.830 1.419 0.000
F4 0.830 -0.424 1.060
F5 0.830 -0.424 -1.060
F6 -1.636 -1.021 0.000
H7 -1.482 0.754 0.887
H8 -1.482 0.754 -0.887

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.51121.31671.31131.31132.33512.12232.1223
C21.51122.30612.33992.33991.34721.08001.0800
F31.31672.30612.12682.12683.46912.56402.5640
F41.31132.33992.12682.12042.74942.60073.2441
F51.31132.33992.12682.12042.74943.24412.6007
F62.33511.34723.46912.74942.74941.99011.9901
H72.12231.08002.56402.60073.24411.99011.7737
H82.12231.08002.56403.24412.60071.99011.7737

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 109.417 C1 C2 H7 108.841
C1 C2 H8 108.841 C2 C1 F3 109.078
C2 C1 F4 111.805 C2 C1 F5 111.805
F3 C1 F4 108.056 F3 C1 F5 108.056
F4 C1 F5 107.904 F6 C2 H7 109.660
F6 C2 H8 109.660 H7 C2 H8 110.399
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.620      
2 C 0.143      
3 F -0.223      
4 F -0.212      
5 F -0.212      
6 F -0.265      
7 H 0.075      
8 H 0.075      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.389 1.631 0.000 2.142
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.929 -3.277 0.000
y -3.277 -33.386 0.000
z 0.000 0.000 -31.448
Traceless
 xyz
x 0.488 -3.277 0.000
y -3.277 -1.698 0.000
z 0.000 0.000 1.210
Polar
3z2-r22.419
x2-y21.458
xy-3.277
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.527 0.029 0.000
y 0.029 3.596 0.000
z 0.000 0.000 3.469


<r2> (average value of r2) Å2
<r2> 130.162
(<r2>)1/2 11.409