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

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-474.721692
Energy at 298.15K-474.725982
Nuclear repulsion energy275.015209
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' 3251 2960 16.92      
2 A' 1607 1463 22.40      
3 A' 1580 1439 13.45      
4 A' 1423 1296 158.37      
5 A' 1311 1194 289.66      
6 A' 1201 1093 130.53      
7 A' 910 829 21.98      
8 A' 714 651 42.51      
9 A' 586 534 12.04      
10 A' 441 401 0.85      
11 A' 235 214 3.65      
12 A" 3319 3022 11.48      
13 A" 1427 1300 183.72      
14 A" 1310 1192 74.83      
15 A" 1067 972 58.74      
16 A" 570 519 3.14      
17 A" 377 343 1.54      
18 A" 122 111 7.21      

Unscaled Zero Point Vibrational Energy (zpe) 10725.0 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 9766.2 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 HF/aug-cc-pVDZ
ABC
0.18250 0.09487 0.09346

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 0.358 0.191 0.000
C2 -1.152 0.239 0.000
F3 0.833 1.429 0.000
F4 0.833 -0.426 1.067
F5 0.833 -0.426 -1.067
F6 -1.637 -1.031 0.000
H7 -1.491 0.754 0.894
H8 -1.491 0.754 -0.894

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.51051.32671.32061.32062.33902.12922.1292
C21.51052.31442.34952.34951.35921.08621.0862
F31.32672.31442.14012.14013.48602.57942.5794
F41.32062.34952.14012.13332.75772.61193.2615
F51.32062.34952.14012.13332.75773.26152.6119
F62.33901.35923.48602.75772.75772.00192.0019
H72.12921.08622.57942.61193.26152.00191.7884
H82.12921.08622.57943.26152.61192.00191.7884

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 109.077 C1 C2 H7 109.069
C1 C2 H8 109.069 C2 C1 F3 109.153
C2 C1 F4 112.004 C2 C1 F5 112.004
F3 C1 F4 107.886 F3 C1 F5 107.886
F4 C1 F5 107.742 F6 C2 H7 109.392
F6 C2 H8 109.392 H7 C2 H8 110.815
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 1.830      
2 C 0.706      
3 F -0.606      
4 F -0.599      
5 F -0.599      
6 F -0.581      
7 H -0.076      
8 H -0.076      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.475 1.709 0.000 2.257
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.283 -3.454 0.000
y -3.454 -33.931 0.000
z 0.000 0.000 -31.813
Traceless
 xyz
x 0.589 -3.454 0.000
y -3.454 -1.883 0.000
z 0.000 0.000 1.294
Polar
3z2-r22.588
x2-y21.647
xy-3.454
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.004 0.061 0.000
y 0.061 4.041 0.000
z 0.000 0.000 3.857


<r2> (average value of r2) Å2
<r2> 131.429
(<r2>)1/2 11.464