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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: B3LYP/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 B3LYP/6-311G**
 hartrees
Energy at 0K-576.187338
Energy at 298.15K-576.190674
HF Energy-576.187338
Nuclear repulsion energy358.333442
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 B3LYP/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' 3102 2999 22.61      
2 A' 1436 1388 0.53      
3 A' 1303 1260 164.30      
4 A' 1186 1146 210.80      
5 A' 1133 1096 153.06      
6 A' 861 832 51.79      
7 A' 717 693 35.20      
8 A' 573 554 14.14      
9 A' 516 499 7.78      
10 A' 358 346 0.06      
11 A' 241 233 4.20      
12 A" 1383 1337 10.15      
13 A" 1202 1163 393.53      
14 A" 1132 1095 113.31      
15 A" 576 557 0.54      
16 A" 411 397 0.97      
17 A" 207 200 2.83      
18 A" 62 60 0.88      

Unscaled Zero Point Vibrational Energy (zpe) 8199.5 cm-1
Scaled (by 0.9668) Zero Point Vibrational Energy (zpe) 7927.2 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 B3LYP/6-311G**
ABC
0.12163 0.07992 0.06619

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.121 -0.603 0.000
C2 -0.604 0.752 0.000
F3 1.448 -0.454 0.000
F4 -0.235 -1.303 1.089
F5 -0.235 -1.303 -1.089
F6 -0.235 1.447 -1.102
F7 -0.235 1.447 1.102
H8 -1.687 0.612 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.53601.33541.34251.34252.35412.35412.1779
C21.53602.37982.35462.35461.35431.35431.0922
F31.33542.37982.17682.17682.76762.76763.3112
F41.34252.35462.17682.17713.51612.75032.6385
F51.34252.35462.17682.17712.75033.51612.6385
F62.35411.35432.76763.51612.75032.20422.0052
F72.35411.35432.76762.75033.51612.20422.0052
H82.17791.09223.31122.63852.63852.00522.0052

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.911 C1 C2 F7 108.911
C1 C2 H8 110.793 C2 C1 F3 111.755
C2 C1 F4 109.582 C2 C1 F5 109.582
F3 C1 F4 108.750 F3 C1 F5 108.750
F4 C1 F5 108.351 F6 C2 F7 108.932
F6 C2 H8 109.631 F7 C2 H8 109.631
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.558      
2 C 0.320      
3 F -0.184      
4 F -0.195      
5 F -0.195      
6 F -0.213      
7 F -0.213      
8 H 0.122      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.515 -0.073 0.000 1.516
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.888 -0.828 0.000
y -0.828 -38.673 0.000
z 0.000 0.000 -38.453
Traceless
 xyz
x 4.675 -0.828 0.000
y -0.828 -2.503 0.000
z 0.000 0.000 -2.172
Polar
3z2-r2-4.345
x2-y24.785
xy-0.828
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.429 0.046 0.000
y 0.046 3.412 0.000
z 0.000 0.000 3.604


<r2> (average value of r2) Å2
<r2> 168.339
(<r2>)1/2 12.975