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

using model chemistry: B3PW91/STO-3G

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/STO-3G
 hartrees
Energy at 0K-469.898911
Energy at 298.15K-469.902160
Nuclear repulsion energy259.806301
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/STO-3G
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' 3245 2872 7.26      
2 A' 1635 1447 0.65      
3 A' 1474 1305 7.39      
4 A' 1303 1154 108.13      
5 A' 1217 1077 13.34      
6 A' 1187 1051 92.47      
7 A' 810 717 0.17      
8 A' 603 534 15.51      
9 A' 482 427 5.86      
10 A' 359 318 0.98      
11 A' 180 159 0.69      
12 A" 3350 2964 6.02      
13 A" 1388 1229 93.52      
14 A" 1256 1111 20.34      
15 A" 983 870 8.86      
16 A" 470 416 2.33      
17 A" 300 265 0.40      
18 A" 33 30 1.66      

Unscaled Zero Point Vibrational Energy (zpe) 10137.5 cm-1
Scaled (by 0.885) Zero Point Vibrational Energy (zpe) 8971.7 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 B3PW91/STO-3G
ABC
0.16303 0.08371 0.08274

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.397 0.203 0.000
C2 -1.229 0.224 0.000
F3 0.886 1.516 0.000
F4 0.886 -0.452 1.134
F5 0.886 -0.452 -1.134
F6 -1.758 -1.072 0.000
H7 -1.554 0.794 0.904
H8 -1.554 0.794 -0.904

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.62551.40061.39861.39862.50352.22952.2295
C21.62552.47822.49322.49321.39971.11701.1170
F31.40062.47822.27162.27163.69942.70042.7004
F41.39862.49322.27162.26822.94252.74953.4147
F51.39862.49322.27162.26822.94253.41472.7495
F62.50351.39973.69942.94252.94252.08342.0834
H72.22951.11702.70042.74953.41472.08341.8079
H82.22951.11702.70043.41472.74952.08341.8079

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 111.476 C1 C2 H7 107.309
C1 C2 H8 107.309 C2 C1 F3 109.736
C2 C1 F4 110.841 C2 C1 F5 110.841
F3 C1 F4 108.490 F3 C1 F5 108.490
F4 C1 F5 108.373 F6 C2 H7 111.252
F6 C2 H8 111.252 H7 C2 H8 108.042
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.276      
2 C -0.065      
3 F -0.099      
4 F -0.096      
5 F -0.096      
6 F -0.089      
7 H 0.085      
8 H 0.085      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.675 0.799 0.000 1.046
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.013 -1.651 0.000
y -1.651 -28.678 0.000
z 0.000 0.000 -27.799
Traceless
 xyz
x 0.225 -1.651 0.000
y -1.651 -0.771 0.000
z 0.000 0.000 0.546
Polar
3z2-r21.093
x2-y20.664
xy-1.651
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.108 0.132 0.000
y 0.132 2.276 0.000
z 0.000 0.000 2.019


<r2> (average value of r2) Å2
<r2> 142.722
(<r2>)1/2 11.947