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All results from a given calculation for CF3CF2Cl (pentafluorochloroethane)

using model chemistry: QCISD/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/6-311G*
 hartrees
Energy at 0K-1034.026020
Energy at 298.15K-1034.028612
HF Energy-1032.582682
Nuclear repulsion energy535.421128
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 QCISD/6-311G*
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' 1415 1354 70.51      
2 A' 1297 1242 248.54      
3 A' 1176 1126 241.85      
4 A' 1021 977 284.72      
5 A' 777 744 30.63      
6 A' 661 633 16.61      
7 A' 568 544 6.93      
8 A' 454 435 0.70      
9 A' 373 357 0.03      
10 A' 325 311 1.43      
11 A' 191 182 1.71      
12 A" 1309 1254 317.82      
13 A" 1249 1196 168.33      
14 A" 609 583 1.36      
15 A" 463 443 1.98      
16 A" 345 331 0.02      
17 A" 226 216 2.84      
18 A" 74 71 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 6266.5 cm-1
Scaled (by 0.9574) Zero Point Vibrational Energy (zpe) 5999.6 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 QCISD/6-311G*
ABC
0.07863 0.05081 0.04586

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.094 -0.632 0.000
C2 -0.624 0.735 0.000
Cl3 1.841 -0.448 0.000
F4 -0.297 -1.307 1.085
F5 -0.297 -1.307 -1.085
F6 -1.938 0.532 0.000
F7 -0.297 1.430 1.083
F8 -0.297 1.430 -1.083

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 F6 F7 F8
C11.54441.75611.33641.33642.34172.36152.3615
C21.54442.73402.33612.33611.32971.32741.3274
Cl31.75612.73402.54632.54633.90353.04433.0443
F41.33642.33612.54632.16962.69322.73753.4918
F51.33642.33612.54632.16962.69323.49182.7375
F62.34171.32973.90352.69322.69322.16162.1616
F72.36151.32743.04432.73753.49182.16162.1657
F82.36151.32743.04433.49182.73752.16162.1657

picture of pentafluorochloroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F6 108.901 C1 C2 F7 110.404
C1 C2 F8 110.404 C2 C1 Cl3 111.700
C2 C1 F4 108.154 C2 C1 F5 108.154
Cl3 C1 F4 110.111 Cl3 C1 F5 110.111
F4 C1 F5 108.524 F6 C2 F7 108.885
F6 C2 F8 108.885 F7 C2 F8 109.328
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability