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All results from a given calculation for CF3CF2Cl (pentafluorochloroethane)

using model chemistry: CCD/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/3-21G
 hartrees
Energy at 0K-1027.926249
Energy at 298.15K-1027.928484
HF Energy-1027.103749
Nuclear repulsion energy523.338727
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 CCD/3-21G
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' 1346 1309 106.74      
2 A' 1334 1297 130.23      
3 A' 1167 1134 175.31      
4 A' 943 917 206.83      
5 A' 720 700 52.22      
6 A' 615 598 22.96      
7 A' 534 519 16.96      
8 A' 386 375 0.11      
9 A' 355 345 0.13      
10 A' 302 294 1.78      
11 A' 178 173 3.18      
12 A" 1353 1315 246.87      
13 A" 1292 1256 62.81      
14 A" 582 565 2.51      
15 A" 425 413 5.26      
16 A" 303 294 0.84      
17 A" 204 199 4.89      
18 A" 62 60 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 6048.8 cm-1
Scaled (by 0.9723) Zero Point Vibrational Energy (zpe) 5881.2 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 CCD/3-21G
ABC
0.07418 0.04910 0.04422

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.056 -0.639 0.000
C2 -0.649 0.715 0.000
Cl3 1.910 -0.389 0.000
F4 -0.303 -1.335 1.121
F5 -0.303 -1.335 -1.121
F6 -2.000 0.512 0.000
F7 -0.303 1.421 1.111
F8 -0.303 1.421 -1.111

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 F6 F7 F8
C11.52711.87001.36741.36742.35662.36772.3677
C21.52712.78662.36202.36201.36581.36091.3609
Cl31.87002.78662.65472.65474.01173.06643.0664
F41.36742.36202.65472.24212.74722.75543.5461
F51.36742.36202.65472.24212.74723.54612.7554
F62.35661.36584.01172.74722.74722.22242.2224
F72.36771.36093.06642.75543.54612.22242.2223
F82.36771.36093.06643.54612.75542.22242.2223

picture of pentafluorochloroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.968 C1 C2 F7 110.007
C1 C2 F8 110.007 C2 C1 Cl3 109.819
C2 C1 F4 109.254 C2 C1 F5 109.254
Cl3 C1 F4 109.186 Cl3 C1 F5 109.186
F4 C1 F5 110.130 F6 C2 F7 109.185
F6 C2 F8 109.185 F7 C2 F8 109.469
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability