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All results from a given calculation for CHFClCHClF (ethane, 1,2-dichloro-1,2-difluoro-)

using model chemistry: CCD/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CI 1AG
Energy calculated at CCD/aug-cc-pVDZ
 hartrees
Energy at 0K-1195.824087
Energy at 298.15K-1195.827590
HF Energy-1194.807410
Nuclear repulsion energy373.643081
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/aug-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 Ag 3158 3046 0.00      
2 Ag 1416 1366 0.00      
3 Ag 1323 1276 0.00      
4 Ag 1154 1113 0.00      
5 Ag 1093 1054 0.00      
6 Ag 849 818 0.00      
7 Ag 519 500 0.00      
8 Ag 380 366 0.00      
9 Ag 272 263 0.00      
10 Au 3168 3056 7.07      
11 Au 1323 1276 17.89      
12 Au 1243 1199 34.65      
13 Au 1126 1086 232.37      
14 Au 801 773 186.01      
15 Au 406 392 4.12      
16 Au 371 358 27.00      
17 Au 172 166 0.79      
18 Au 74 71 0.75      

Unscaled Zero Point Vibrational Energy (zpe) 9424.2 cm-1
Scaled (by 0.9645) Zero Point Vibrational Energy (zpe) 9089.6 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 CCD/aug-cc-pVDZ
ABC
0.13283 0.04860 0.03677

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

Point Group is Ci

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.766
C2 0.000 0.000 0.766
H3 1.021 0.000 -1.172
H4 -1.021 0.000 1.172
F5 -0.671 -1.114 -1.205
F6 0.671 1.114 1.205
Cl7 -0.844 1.452 -1.366
Cl8 0.844 -1.452 1.366

Atom - Atom Distances (Å)
  C1 C2 H3 H4 F5 F6 Cl7 Cl8
C11.53121.09852.18981.37232.36081.78382.7139
C21.53122.18981.09852.36081.37232.71391.7838
H31.09852.18983.10792.02542.64792.37162.9291
H42.18981.09853.10792.64792.02542.92912.3716
F51.37232.36082.02542.64793.54522.57663.0033
F62.36081.37232.64792.02543.54523.00332.5766
Cl71.78382.71392.37162.92912.57663.00334.3300
Cl82.71391.78382.92912.37163.00332.57664.3300

picture of ethane, 1,2-dichloro-1,2-difluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H4 111.698 C1 C2 F6 108.674
C1 C2 Cl8 109.668 C2 C1 H3 111.698
C2 C1 F5 108.674 C2 C1 Cl7 109.668
H3 C1 F5 109.621 H3 C1 Cl7 108.382
H4 C2 F6 109.621 H4 C2 Cl8 108.382
F5 C1 Cl7 108.753 F6 C2 Cl8 108.753
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability