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

using model chemistry: TPSSh/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/cc-pVTZ
 hartrees
Energy at 0K-476.962155
Energy at 298.15K-476.966106
HF Energy-476.962155
Nuclear repulsion energy271.188949
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 TPSSh/cc-pVTZ
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' 3058 2961 15.54      
2 A' 1499 1451 4.90      
3 A' 1433 1388 9.70      
4 A' 1286 1245 149.64      
5 A' 1158 1121 289.92      
6 A' 1102 1067 76.74      
7 A' 832 806 16.50      
8 A' 651 631 29.93      
9 A' 534 517 7.69      
10 A' 400 387 0.66      
11 A' 208 201 2.94      
12 A" 3119 3020 12.23      
13 A" 1302 1261 100.70      
14 A" 1187 1149 106.49      
15 A" 970 939 75.10      
16 A" 518 501 1.57      
17 A" 339 328 1.05      
18 A" 106 103 5.20      

Unscaled Zero Point Vibrational Energy (zpe) 9850.5 cm-1
Scaled (by 0.9683) Zero Point Vibrational Energy (zpe) 9538.2 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 TPSSh/cc-pVTZ
ABC
0.17661 0.09242 0.09108

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.366 0.195 0.000
C2 -1.159 0.235 0.000
F3 0.840 1.456 0.000
F4 0.840 -0.433 1.084
F5 0.840 -0.433 -1.084
F6 -1.659 -1.045 0.000
H7 -1.498 0.761 0.895
H8 -1.498 0.761 -0.895

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.52531.34701.34001.34002.37402.14312.1431
C21.52532.34282.37072.37071.37381.09191.0919
F31.34702.34282.17812.17813.53532.59832.5983
F41.34002.37072.17812.16802.79182.63213.2878
F51.34002.37072.17812.16802.79183.28782.6321
F62.37401.37383.53532.79182.79182.02162.0216
H72.14311.09192.59832.63213.28782.02161.7905
H82.14311.09192.59833.28782.63212.02161.7905

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 109.827 C1 C2 H7 108.810
C1 C2 H8 108.810 C2 C1 F3 109.143
C2 C1 F4 111.492 C2 C1 F5 111.492
F3 C1 F4 108.311 F3 C1 F5 108.311
F4 C1 F5 107.987 F6 C2 H7 109.617
F6 C2 H8 109.617 H7 C2 H8 110.142
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.453      
2 C 0.116      
3 F -0.167      
4 F -0.156      
5 F -0.156      
6 F -0.213      
7 H 0.061      
8 H 0.061      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.274 1.466 0.000 1.942
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.052 0.057 0.000
y 0.057 4.095 0.000
z 0.000 0.000 3.901


<r2> (average value of r2) Å2
<r2> 134.110
(<r2>)1/2 11.581