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

using model chemistry: B3PW91/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 B3PW91/cc-pVTZ
 hartrees
Energy at 0K-476.794071
Energy at 298.15K-476.798099
Nuclear repulsion energy272.326590
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 B3PW91/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' 3068 2950 14.79      
2 A' 1486 1429 5.73      
3 A' 1441 1386 18.60      
4 A' 1301 1251 153.46      
5 A' 1185 1140 278.66      
6 A' 1127 1084 84.73      
7 A' 849 816 14.54      
8 A' 665 640 30.34      
9 A' 547 526 7.52      
10 A' 409 393 0.61      
11 A' 216 208 2.83      
12 A" 3129 3009 10.07      
13 A" 1313 1262 120.28      
14 A" 1202 1156 103.10      
15 A" 976 938 60.51      
16 A" 531 511 1.60      
17 A" 348 335 1.21      
18 A" 109 105 5.24      

Unscaled Zero Point Vibrational Energy (zpe) 9951.0 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 9568.8 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 B3PW91/cc-pVTZ
ABC
0.17826 0.09306 0.09170

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.362 0.189 0.000
C2 -1.153 0.240 0.000
F3 0.840 1.445 0.000
F4 0.840 -0.436 1.080
F5 0.840 -0.436 -1.080
F6 -1.662 -1.030 0.000
H7 -1.484 0.769 0.895
H8 -1.484 0.769 -0.895

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.51621.34341.33641.33642.36312.13242.1324
C21.51622.32882.36562.36561.36811.09141.0914
F31.34342.32882.16922.16923.51912.58052.5805
F41.33642.36562.16922.16002.78912.62483.2798
F51.33642.36562.16922.16002.78913.27982.6248
F62.36311.36813.51912.78912.78912.01752.0175
H72.13241.09142.58052.62483.27982.01751.7904
H82.13241.09142.58053.27982.62482.01751.7904

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 109.925 C1 C2 H7 108.629
C1 C2 H8 108.629 C2 C1 F3 108.908
C2 C1 F4 111.898 C2 C1 F5 111.898
F3 C1 F4 108.085 F3 C1 F5 108.085
F4 C1 F5 107.828 F6 C2 H7 109.710
F6 C2 H8 109.710 H7 C2 H8 110.216
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.462      
2 C 0.093      
3 F -0.166      
4 F -0.156      
5 F -0.156      
6 F -0.208      
7 H 0.067      
8 H 0.067      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.259 1.464 0.000 1.931
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.903 -2.972 0.000
y -2.972 -33.055 0.000
z 0.000 0.000 -31.378
Traceless
 xyz
x 0.313 -2.972 0.000
y -2.972 -1.414 0.000
z 0.000 0.000 1.101
Polar
3z2-r22.201
x2-y21.152
xy-2.972
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.973 0.049 0.000
y 0.049 4.019 0.000
z 0.000 0.000 3.840


<r2> (average value of r2) Å2
<r2> 133.243
(<r2>)1/2 11.543