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All results from a given calculation for CF3CHF2 (pentafluoroethane)

using model chemistry: HF/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/aug-cc-pVDZ
 hartrees
Energy at 0K-573.590112
Energy at 298.15K-573.593824
HF Energy-573.590112
Nuclear repulsion energy363.662573
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 HF/aug-cc-pVDZ
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' 3310 3014 17.42      
2 A' 1605 1461 3.54      
3 A' 1442 1313 196.72      
4 A' 1321 1203 193.88      
5 A' 1237 1127 173.57      
6 A' 942 858 58.12      
7 A' 781 711 42.32      
8 A' 621 566 18.57      
9 A' 559 509 10.95      
10 A' 390 355 0.12      
11 A' 263 240 4.65      
12 A" 1491 1358 12.42      
13 A" 1355 1233 401.29      
14 A" 1266 1152 140.89      
15 A" 629 573 1.31      
16 A" 450 409 1.42      
17 A" 227 207 2.68      
18 A" 87 79 1.15      

Unscaled Zero Point Vibrational Energy (zpe) 8987.4 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 8184.0 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 HF/aug-cc-pVDZ
ABC
0.12598 0.08193 0.06802

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.118 -0.598 0.000
C2 -0.598 0.746 0.000
F3 1.423 -0.451 0.000
F4 -0.229 -1.288 1.069
F5 -0.229 -1.288 -1.069
F6 -0.229 1.431 -1.082
F7 -0.229 1.431 1.082
H8 -1.675 0.610 0.000

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 F7 H8
C11.52311.31301.31911.31912.32582.32582.1624
C21.52312.34932.32712.32711.33301.33301.0851
F31.31302.34932.13882.13882.72832.72833.2748
F41.31912.32712.13882.13853.46712.71882.6144
F51.31912.32712.13882.13852.71883.46712.6144
F62.32581.33302.72833.46712.71882.16471.9837
F72.32581.33302.72832.71883.46712.16471.9837
H82.16241.08513.27482.61442.61441.98371.9837

picture of pentafluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.853 C1 C2 F7 108.853
C1 C2 H8 110.886 C2 C1 F3 111.643
C2 C1 F4 109.713 C2 C1 F5 109.713
F3 C1 F4 108.698 F3 C1 F5 108.698
F4 C1 F5 108.305 F6 C2 F7 108.577
F6 C2 H8 109.813 F7 C2 H8 109.813
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.792      
2 C 1.299      
3 F -0.586      
4 F -0.591      
5 F -0.591      
6 F -0.575      
7 F -0.575      
8 H -0.172      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.736 -0.074 0.000 1.737
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.943 -1.064 0.000
y -1.064 -39.168 0.000
z 0.000 0.000 -39.063
Traceless
 xyz
x 5.173 -1.064 0.000
y -1.064 -2.665 0.000
z 0.000 0.000 -2.508
Polar
3z2-r2-5.015
x2-y25.225
xy-1.064
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.918 0.012 0.000
y 0.012 4.049 0.000
z 0.000 0.000 4.095


<r2> (average value of r2) Å2
<r2> 164.576
(<r2>)1/2 12.829