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

using model chemistry: B3PW91/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 B3PW91/cc-pVDZ
 hartrees
Energy at 0K-476.631017
Energy at 298.15K-476.635000
Nuclear repulsion energy271.633309
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 B3PW91/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' 3075 2967 14.33      
2 A' 1462 1411 4.31      
3 A' 1440 1390 30.64      
4 A' 1308 1262 168.43      
5 A' 1201 1159 282.54      
6 A' 1129 1089 86.95      
7 A' 846 816 16.39      
8 A' 660 637 31.01      
9 A' 545 526 8.52      
10 A' 407 393 0.66      
11 A' 210 203 3.03      
12 A" 3141 3031 13.88      
13 A" 1313 1267 159.04      
14 A" 1200 1158 79.37      
15 A" 971 937 55.56      
16 A" 527 509 2.17      
17 A" 345 333 1.04      
18 A" 99 96 5.13      

Unscaled Zero Point Vibrational Energy (zpe) 9940.0 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 9592.1 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 B3PW91/cc-pVDZ
ABC
0.17723 0.09267 0.09131

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.361 0.189 0.000
C2 -1.153 0.241 0.000
F3 0.842 1.448 0.000
F4 0.842 -0.438 1.083
F5 0.842 -0.438 -1.083
F6 -1.667 -1.031 0.000
H7 -1.485 0.780 0.901
H8 -1.485 0.780 -0.901

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.51551.34771.34061.34062.36632.13762.1376
C21.51552.33192.36962.36961.37131.10101.1010
F31.34772.33192.17512.17513.52652.58302.5830
F41.34062.36962.17512.16612.79572.63263.2915
F51.34062.36962.17512.16612.79573.29152.6326
F62.36631.37133.52652.79572.79572.03052.0305
H72.13761.10102.58302.63263.29152.03051.8019
H82.13761.10102.58303.29152.63262.03051.8019

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 110.012 C1 C2 H7 108.528
C1 C2 H8 108.528 C2 C1 F3 108.923
C2 C1 F4 111.980 C2 C1 F5 111.980
F3 C1 F4 108.017 F3 C1 F5 108.017
F4 C1 F5 107.773 F6 C2 H7 109.953
F6 C2 H8 109.953 H7 C2 H8 109.836
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.422      
2 C 0.175      
3 F -0.174      
4 F -0.162      
5 F -0.162      
6 F -0.223      
7 H 0.062      
8 H 0.062      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.222 1.437 0.000 1.887
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.704 -2.903 0.000
y -2.903 -32.591 0.000
z 0.000 0.000 -31.055
Traceless
 xyz
x 0.119 -2.903 0.000
y -2.903 -1.212 0.000
z 0.000 0.000 1.092
Polar
3z2-r22.184
x2-y20.887
xy-2.903
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.352 0.004 0.000
y 0.004 3.446 0.000
z 0.000 0.000 3.343


<r2> (average value of r2) Å2
<r2> 133.561
(<r2>)1/2 11.557