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

using model chemistry: B3PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31+G**
 hartrees
Energy at 0K-476.634246
Energy at 298.15K-476.638219
Nuclear repulsion energy271.060059
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 B3PW91/6-31+G**
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' 3097 2973 12.84      
2 A' 1491 1432 6.06      
3 A' 1444 1386 16.38      
4 A' 1300 1248 151.21      
5 A' 1180 1133 292.80      
6 A' 1118 1074 97.90      
7 A' 842 809 17.57      
8 A' 656 630 32.59      
9 A' 539 517 8.47      
10 A' 404 388 0.72      
11 A' 215 206 3.21      
12 A" 3165 3039 6.60      
13 A" 1312 1260 133.37      
14 A" 1201 1153 111.79      
15 A" 975 936 63.44      
16 A" 522 501 1.85      
17 A" 346 332 1.68      
18 A" 107 103 6.28      

Unscaled Zero Point Vibrational Energy (zpe) 9956.9 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 9559.6 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 B3PW91/6-31+G**
ABC
0.17648 0.09224 0.09087

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.362 0.188 0.000
C2 -1.156 0.245 0.000
F3 0.844 1.450 0.000
F4 0.844 -0.439 1.085
F5 0.844 -0.439 -1.085
F6 -1.672 -1.031 0.000
H7 -1.491 0.770 0.899
H8 -1.491 0.770 -0.899

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.51951.35151.34311.34312.37152.14022.1402
C21.51952.33562.37702.37701.37701.09341.0934
F31.35152.33562.17922.17923.53432.59292.5929
F41.34312.37702.17922.17062.80362.63663.2945
F51.34312.37702.17922.17062.80363.29452.6366
F62.37151.37703.53432.80362.80362.02182.0218
H72.14021.09342.59292.63663.29452.02181.7978
H82.14021.09342.59293.29452.63662.02181.7978

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 109.816 C1 C2 H7 108.891
C1 C2 H8 108.891 C2 C1 F3 108.738
C2 C1 F4 112.120 C2 C1 F5 112.120
F3 C1 F4 107.946 F3 C1 F5 107.946
F4 C1 F5 107.808 F6 C2 H7 109.317
F6 C2 H8 109.317 H7 C2 H8 110.595
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.786      
2 C -0.015      
3 F -0.290      
4 F -0.283      
5 F -0.283      
6 F -0.286      
7 H 0.186      
8 H 0.186      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.382 1.654 0.000 2.155
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.479 -3.378 0.000
y -3.378 -33.856 0.000
z 0.000 0.000 -31.916
Traceless
 xyz
x 0.407 -3.378 0.000
y -3.378 -1.658 0.000
z 0.000 0.000 1.251
Polar
3z2-r22.503
x2-y21.377
xy-3.378
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.176 0.076 0.000
y 0.076 4.281 0.000
z 0.000 0.000 4.076


<r2> (average value of r2) Å2
<r2> 134.679
(<r2>)1/2 11.605