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

using model chemistry: HF/daug-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 HF/daug-cc-pVTZ
 hartrees
Energy at 0K-474.855685
Energy at 298.15K-474.860004
HF Energy-474.855685
Nuclear repulsion energy276.330929
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/daug-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' 3229 2921 18.28      
2 A' 1628 1473 12.10      
3 A' 1594 1442 14.36      
4 A' 1434 1297 184.70      
5 A' 1335 1208 286.96      
6 A' 1225 1108 134.43      
7 A' 924 836 16.24      
8 A' 729 660 42.41      
9 A' 600 543 11.82      
10 A' 448 405 0.74      
11 A' 238 215 3.58      
12 A" 3287 2974 13.94      
13 A" 1448 1310 190.40      
14 A" 1332 1205 73.61      
15 A" 1082 979 57.77      
16 A" 586 530 3.20      
17 A" 381 345 1.36      
18 A" 121 110 6.91      

Unscaled Zero Point Vibrational Energy (zpe) 10810.1 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 9778.8 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/daug-cc-pVTZ
ABC
0.18459 0.09551 0.09404

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.362 0.188 0.000
C2 -1.150 0.236 0.000
F3 0.831 1.419 0.000
F4 0.831 -0.425 1.060
F5 0.831 -0.425 -1.060
F6 -1.639 -1.020 0.000
H7 -1.483 0.754 0.887
H8 -1.483 0.754 -0.887

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.51311.31691.31151.31152.33782.12442.1244
C21.51312.30782.34252.34251.34811.08001.0800
F31.31692.30782.12682.12683.47162.56652.5665
F41.31152.34252.12682.12032.75332.60343.2465
F51.31152.34252.12682.12032.75333.24652.6034
F62.33781.34813.47162.75332.75331.99001.9900
H72.12441.08002.56652.60343.24651.99001.7743
H82.12441.08002.56653.24652.60341.99001.7743

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 109.447 C1 C2 H7 108.871
C1 C2 H8 108.871 C2 C1 F3 109.066
C2 C1 F4 111.859 C2 C1 F5 111.859
F3 C1 F4 108.022 F3 C1 F5 108.022
F4 C1 F5 107.869 F6 C2 H7 109.588
F6 C2 H8 109.588 H7 C2 H8 110.455
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 2.651      
2 C -0.646      
3 F -0.671      
4 F -0.759      
5 F -0.759      
6 F -0.952      
7 H 0.569      
8 H 0.569      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.413 1.650 0.000 2.172
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.062 -3.339 0.000
y -3.339 -33.662 0.000
z 0.000 0.000 -31.624
Traceless
 xyz
x 0.581 -3.339 0.000
y -3.339 -1.819 0.000
z 0.000 0.000 1.238
Polar
3z2-r22.476
x2-y21.600
xy-3.339
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.055 0.050 0.000
y 0.050 4.046 0.000
z 0.000 0.000 3.890


<r2> (average value of r2) Å2
<r2> 130.454
(<r2>)1/2 11.422