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All results from a given calculation for CF3CF2Cl (pentafluorochloroethane)

using model chemistry: MP2/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-1034.038184
Energy at 298.15K-1034.040732
HF Energy-1032.443871
Nuclear repulsion energy537.922702
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 MP2/6-31G(2df,p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 1422 1343 55.33      
2 A' 1295 1223 236.16      
3 A' 1178 1113 171.29      
4 A' 1010 953 252.56      
5 A' 777 734 33.48      
6 A' 660 624 14.49      
7 A' 566 535 6.38      
8 A' 450 425 0.10      
9 A' 371 351 0.02      
10 A' 321 303 1.29      
11 A' 183 173 1.23      
12 A" 1314 1241 301.04      
13 A" 1256 1186 92.25      
14 A" 608 574 0.93      
15 A" 458 432 1.59      
16 A" 336 318 0.03      
17 A" 217 205 1.80      
18 A" 75 71 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 6248.6 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 5901.8 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 MP2/6-31G(2df,p)
ABC
0.07896 0.05152 0.04644

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.089 -0.633 0.000
C2 -0.622 0.730 0.000
Cl3 1.832 -0.430 0.000
F4 -0.294 -1.302 1.082
F5 -0.294 -1.302 -1.082
F6 -1.931 0.517 0.000
F7 -0.294 1.417 1.080
F8 -0.294 1.417 -1.080

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 F6 F7 F8
C11.53731.75521.32871.32872.32422.34852.3485
C21.53732.71512.32572.32571.32581.32191.3219
Cl31.75522.71512.54002.54003.88063.01643.0164
F41.32872.32572.54002.16442.67602.71933.4743
F51.32872.32572.54002.16442.67603.47432.7193
F62.32421.32583.88062.67602.67602.15842.1584
F72.34851.32193.01642.71933.47432.15842.1606
F82.34851.32193.01643.47432.71932.15842.1606

picture of pentafluorochloroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.312 C1 C2 F7 110.221
C1 C2 F8 110.221 C2 C1 Cl3 110.933
C2 C1 F4 108.263 C2 C1 F5 108.263
Cl3 C1 F4 110.129 Cl3 C1 F5 110.129
F4 C1 F5 109.066 F6 C2 F7 109.218
F6 C2 F8 109.218 F7 C2 F8 109.620
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability