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

using model chemistry: LSDA/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 LSDA/6-31+G**
 hartrees
Energy at 0K-474.589523
Energy at 298.15K-474.593421
Nuclear repulsion energy272.616246
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 LSDA/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' 3000 2955 11.99      
2 A' 1416 1395 4.74      
3 A' 1398 1377 48.55      
4 A' 1276 1257 131.28      
5 A' 1174 1156 316.83      
6 A' 1126 1109 49.99      
7 A' 846 834 15.35      
8 A' 648 638 29.68      
9 A' 532 524 8.33      
10 A' 398 392 0.78      
11 A' 205 201 2.93      
12 A" 3067 3021 3.54      
13 A" 1276 1257 172.23      
14 A" 1166 1148 82.09      
15 A" 943 929 46.68      
16 A" 509 502 1.92      
17 A" 338 333 1.67      
18 A" 101 99 5.55      

Unscaled Zero Point Vibrational Energy (zpe) 9709.4 cm-1
Scaled (by 0.985) Zero Point Vibrational Energy (zpe) 9563.7 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 LSDA/6-31+G**
ABC
0.17798 0.09375 0.09238

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.356 0.190 0.000
C2 -1.148 0.240 0.000
F3 0.835 1.448 0.000
F4 0.835 -0.437 1.081
F5 0.835 -0.437 -1.081
F6 -1.646 -1.034 0.000
H7 -1.485 0.774 0.907
H8 -1.485 0.774 -0.907

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.50451.34571.33811.33812.34622.13302.1330
C21.50452.32152.35722.35721.36781.10481.1048
F31.34572.32152.17272.17273.50872.57962.5796
F41.33812.35722.17272.16132.77052.62213.2855
F51.33812.35722.17272.16132.77053.28552.6221
F62.34621.36783.50872.77052.77052.02912.0291
H72.13301.10482.57962.62213.28552.02911.8134
H82.13301.10482.57963.28552.62212.02911.8134

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 109.445 C1 C2 H7 108.693
C1 C2 H8 108.693 C2 C1 F3 108.947
C2 C1 F4 111.909 C2 C1 F5 111.909
F3 C1 F4 108.107 F3 C1 F5 108.107
F4 C1 F5 107.722 F6 C2 H7 109.839
F6 C2 H8 109.839 H7 C2 H8 110.302
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.683      
2 C -0.117      
3 F -0.246      
4 F -0.238      
5 F -0.238      
6 F -0.256      
7 H 0.206      
8 H 0.206      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.350 1.593 0.000 2.089
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.607 -3.198 0.000
y -3.198 -34.074 0.000
z 0.000 0.000 -32.177
Traceless
 xyz
x 0.519 -3.198 0.000
y -3.198 -1.682 0.000
z 0.000 0.000 1.163
Polar
3z2-r22.326
x2-y21.467
xy-3.198
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.400 0.058 0.000
y 0.058 4.497 0.000
z 0.000 0.000 4.294


<r2> (average value of r2) Å2
<r2> 133.188
(<r2>)1/2 11.541