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

using model chemistry: LSDA/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/6-31G
 hartrees
Energy at 0K-474.430655
Energy at 298.15K-474.434489
Nuclear repulsion energy268.217064
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 LSDA/6-31G
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' 3027 2966 6.53      
2 A' 1474 1444 7.87      
3 A' 1416 1387 23.78      
4 A' 1310 1283 127.65      
5 A' 1172 1148 231.84      
6 A' 1089 1066 34.39      
7 A' 831 814 19.43      
8 A' 623 610 29.62      
9 A' 515 505 13.95      
10 A' 385 377 1.37      
11 A' 197 193 3.85      
12 A" 3093 3030 5.86      
13 A" 1305 1278 124.89      
14 A" 1165 1142 57.14      
15 A" 972 952 48.48      
16 A" 490 480 3.14      
17 A" 332 325 2.19      
18 A" 106 104 6.64      

Unscaled Zero Point Vibrational Energy (zpe) 9749.7 cm-1
Scaled (by 0.9797) Zero Point Vibrational Energy (zpe) 9551.8 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 LSDA/6-31G
ABC
0.17030 0.09143 0.09030

See section I.F.4 to change rotational constant units
Geometric Data calculated at LSDA/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.348 0.192 0.000
C2 -1.141 0.253 0.000
F3 0.839 1.483 0.000
F4 0.839 -0.451 1.109
F5 0.839 -0.451 -1.109
F6 -1.659 -1.053 0.000
H7 -1.477 0.791 0.902
H8 -1.477 0.791 -0.902

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6 H7 H8
C11.49011.38121.37211.37212.36142.12212.1221
C21.49012.33092.37552.37551.40471.10271.1027
F31.38122.33092.22862.22863.55932.58012.5801
F41.37212.37552.22862.21732.79822.63593.3086
F51.37212.37552.22862.21732.79823.30862.6359
F62.36141.40473.55932.79822.79822.06072.0607
H72.12211.10272.58012.63593.30862.06071.8036
H82.12211.10272.58013.30862.63592.06071.8036

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 109.282 C1 C2 H7 108.944
C1 C2 H8 108.944 C2 C1 F3 108.482
C2 C1 F4 112.125 C2 C1 F5 112.125
F3 C1 F4 108.079 F3 C1 F5 108.079
F4 C1 F5 107.801 F6 C2 H7 109.954
F6 C2 H8 109.954 H7 C2 H8 109.739
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.585      
2 C -0.095      
3 F -0.224      
4 F -0.212      
5 F -0.212      
6 F -0.270      
7 H 0.214      
8 H 0.214      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.452 1.728 0.000 2.257
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.363 -3.457 0.000
y -3.457 -33.639 0.000
z 0.000 0.000 -31.801
Traceless
 xyz
x 0.357 -3.457 0.000
y -3.457 -1.557 0.000
z 0.000 0.000 1.200
Polar
3z2-r22.400
x2-y21.276
xy-3.457
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.123 0.043 0.000
y 0.043 3.502 0.000
z 0.000 0.000 3.313


<r2> (average value of r2) Å2
<r2> 136.050
(<r2>)1/2 11.664