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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: B2PLYP/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 B2PLYP/STO-3G
 hartrees
Energy at 0K-567.161725
Energy at 298.15K-567.164216
HF Energy-567.090151
Nuclear repulsion energy342.044921
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 B2PLYP/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' 3231 3231 16.24      
2 A' 1448 1448 42.52      
3 A' 1315 1315 68.77      
4 A' 1199 1199 28.01      
5 A' 1169 1169 72.90      
6 A' 828 828 5.40      
7 A' 667 667 22.69      
8 A' 529 529 13.95      
9 A' 458 458 6.86      
10 A' 311 311 0.08      
11 A' 198 198 1.27      
12 A" 1466 1466 11.97      
13 A" 1338 1338 107.41      
14 A" 1251 1251 30.54      
15 A" 526 526 1.67      
16 A" 363 363 1.20      
17 A" 159 159 0.84      
18 A" 13 13 0.32      

Unscaled Zero Point Vibrational Energy (zpe) 8233.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8233.6 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 B2PLYP/STO-3G
ABC
0.11271 0.07136 0.05958

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.127 -0.653 0.000
C2 -0.621 0.819 0.000
F3 1.513 -0.506 0.000
F4 -0.248 -1.376 1.134
F5 -0.248 -1.376 -1.134
F6 -0.248 1.538 -1.139
F7 -0.248 1.538 1.139
H8 -1.736 0.640 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.65141.39461.39581.39582.49792.49792.2677
C21.65142.51222.49852.49851.39741.39741.1296
F31.39462.51222.26822.26822.92842.92843.4456
F41.39582.49852.26822.26843.69542.91382.7502
F51.39582.49852.26822.26842.91383.69542.7502
F62.49791.39742.92843.69542.91382.27732.0783
F72.49791.39742.92842.91383.69542.27732.0783
H82.26771.12963.44562.75022.75022.07832.0783

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 109.745 C1 C2 F7 109.745
C1 C2 H8 107.781 C2 C1 F3 110.844
C2 C1 F4 109.875 C2 C1 F5 109.875
F3 C1 F4 108.753 F3 C1 F5 108.753
F4 C1 F5 108.697 F6 C2 F7 109.141
F6 C2 H8 110.207 F7 C2 H8 110.207
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.302      
2 C 0.139      
3 F -0.102      
4 F -0.105      
5 F -0.105      
6 F -0.099      
7 F -0.099      
8 H 0.070      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.851 -0.019 0.000 0.851
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.376 -0.499 0.000
y -0.499 -32.993 0.000
z 0.000 0.000 -33.065
Traceless
 xyz
x 2.653 -0.499 0.000
y -0.499 -1.273 0.000
z 0.000 0.000 -1.380
Polar
3z2-r2-2.761
x2-y22.617
xy-0.499
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.074 0.035 0.000
y 0.035 2.286 0.000
z 0.000 0.000 2.376


<r2> (average value of r2) Å2
<r2> 180.762
(<r2>)1/2 13.445