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

using model chemistry: B3LYP/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 B3LYP/6-311G**
 hartrees
Energy at 0K-476.921520
Energy at 298.15K-476.925512
Nuclear repulsion energy271.180568
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 B3LYP/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' 3068 2966 14.26      
2 A' 1491 1442 4.44      
3 A' 1446 1398 15.54      
4 A' 1297 1254 165.16      
5 A' 1168 1129 290.57      
6 A' 1100 1064 92.45      
7 A' 837 809 18.75      
8 A' 657 635 32.91      
9 A' 543 525 8.46      
10 A' 406 393 0.68      
11 A' 216 209 3.41      
12 A" 3128 3024 13.01      
13 A" 1309 1265 112.48      
14 A" 1198 1158 105.89      
15 A" 973 940 78.97      
16 A" 526 509 1.98      
17 A" 349 337 1.12      
18 A" 104 100 5.83      

Unscaled Zero Point Vibrational Energy (zpe) 9907.5 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 9578.5 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 B3LYP/6-311G**
ABC
0.17667 0.09236 0.09103

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.361 0.190 0.000
C2 -1.156 0.243 0.000
F3 0.842 1.453 0.000
F4 0.842 -0.437 1.085
F5 0.842 -0.437 -1.085
F6 -1.665 -1.038 0.000
H7 -1.489 0.768 0.898
H8 -1.489 0.768 -0.898

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.51781.35121.34301.34302.36952.13552.1355
C21.51782.33612.37362.37361.37871.09181.0918
F31.35122.33612.17972.17973.53462.59012.5901
F41.34302.37362.17972.17062.79752.63093.2891
F51.34302.37362.17972.17062.79753.28912.6309
F62.36951.37873.53462.79752.79752.02472.0247
H72.13551.09182.59012.63093.28912.02471.7950
H82.13551.09182.59013.28912.63092.02471.7950

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 109.687 C1 C2 H7 108.741
C1 C2 H8 108.741 C2 C1 F3 108.886
C2 C1 F4 111.988 C2 C1 F5 111.988
F3 C1 F4 108.000 F3 C1 F5 108.000
F4 C1 F5 107.829 F6 C2 H7 109.532
F6 C2 H8 109.532 H7 C2 H8 110.589
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.562      
2 C 0.041      
3 F -0.209      
4 F -0.196      
5 F -0.196      
6 F -0.252      
7 H 0.124      
8 H 0.124      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.282 1.539 0.000 2.003
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.230 -3.126 0.000
y -3.126 -33.327 0.000
z 0.000 0.000 -31.564
Traceless
 xyz
x 0.215 -3.126 0.000
y -3.126 -1.430 0.000
z 0.000 0.000 1.215
Polar
3z2-r22.430
x2-y21.097
xy-3.126
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.467 0.023 0.000
y 0.023 3.581 0.000
z 0.000 0.000 3.441


<r2> (average value of r2) Å2
<r2> 134.271
(<r2>)1/2 11.588