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

using model chemistry: PBEPBE/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 PBEPBE/6-311G**
 hartrees
Energy at 0K-476.451287
Energy at 298.15K-476.455156
Nuclear repulsion energy269.381019
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 PBEPBE/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' 2991 2964 15.91      
2 A' 1436 1423 3.42      
3 A' 1390 1378 17.35      
4 A' 1250 1239 157.19      
5 A' 1120 1109 291.60      
6 A' 1071 1061 72.80      
7 A' 812 804 18.34      
8 A' 636 630 28.49      
9 A' 525 520 6.83      
10 A' 393 390 0.60      
11 A' 207 205 2.96      
12 A" 3052 3024 13.98      
13 A" 1262 1250 98.72      
14 A" 1154 1143 108.58      
15 A" 934 925 77.50      
16 A" 507 503 1.28      
17 A" 336 333 1.01      
18 A" 101 100 4.87      

Unscaled Zero Point Vibrational Energy (zpe) 9587.5 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 9500.2 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 PBEPBE/6-311G**
ABC
0.17399 0.09122 0.08990

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.362 0.190 0.000
C2 -1.159 0.245 0.000
F3 0.847 1.463 0.000
F4 0.847 -0.443 1.094
F5 0.847 -0.443 -1.094
F6 -1.679 -1.040 0.000
H7 -1.491 0.779 0.904
H8 -1.491 0.779 -0.904

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.52261.36231.35351.35352.38332.14432.1443
C21.52262.34762.38642.38641.38531.10121.1012
F31.36232.34762.19782.19783.55622.59852.5985
F41.35352.38642.19782.18702.81682.64483.3090
F51.35352.38642.19782.18702.81683.30902.6448
F62.38331.38533.55622.81682.81682.03922.0392
H72.14431.10122.59852.64483.30902.03921.8083
H82.14431.10122.59853.30902.64482.03921.8083

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 109.994 C1 C2 H7 108.552
C1 C2 H8 108.552 C2 C1 F3 108.800
C2 C1 F4 112.009 C2 C1 F5 112.009
F3 C1 F4 108.045 F3 C1 F5 108.045
F4 C1 F5 107.786 F6 C2 H7 109.667
F6 C2 H8 109.667 H7 C2 H8 110.389
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.480      
2 C -0.012      
3 F -0.181      
4 F -0.168      
5 F -0.168      
6 F -0.221      
7 H 0.134      
8 H 0.134      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.186 1.426 0.000 1.855
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.189 -2.906 0.000
y -2.906 -33.101 0.000
z 0.000 0.000 -31.499
Traceless
 xyz
x 0.111 -2.906 0.000
y -2.906 -1.257 0.000
z 0.000 0.000 1.145
Polar
3z2-r22.291
x2-y20.912
xy-2.906
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.676 0.024 0.000
y 0.024 3.763 0.000
z 0.000 0.000 3.612


<r2> (average value of r2) Å2
<r2> 135.682
(<r2>)1/2 11.648