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All results from a given calculation for CHFClCHFCl (1,2-dichloro-1,2-difluoroethane RR)

using model chemistry: CID/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at CID/6-311G*
 hartrees
Energy at 0K-1195.655825
Energy at 298.15K-1195.659552
HF Energy-1194.840676
Nuclear repulsion energy380.132992
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 CID/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 3278 3045 0.74      
2 A 1515 1407 13.78      
3 A 1410 1310 21.60      
4 A 1225 1138 196.63      
5 A 1157 1075 104.20      
6 A 905 841 87.87      
7 A 493 458 0.63      
8 A 335 311 1.73      
9 A 178 165 0.83      
10 A 87 81 0.76      
11 B 3289 3055 15.69      
12 B 1450 1347 13.51      
13 B 1333 1238 35.77      
14 B 1189 1105 29.03      
15 B 899 835 123.11      
16 B 462 429 14.47      
17 B 420 391 9.03      
18 B 355 330 13.22      

Unscaled Zero Point Vibrational Energy (zpe) 9989.3 cm-1
Scaled (by 0.9291) Zero Point Vibrational Energy (zpe) 9281.0 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 CID/6-311G*
ABC
0.10015 0.06091 0.03935

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.222 0.726 0.394
C2 0.222 -0.726 0.394
H3 -1.300 0.804 0.358
H4 1.300 -0.804 0.358
F5 0.222 1.282 1.536
F6 -0.222 -1.282 1.536
Cl7 0.455 1.602 -0.974
Cl8 -0.455 -1.602 -0.974

Atom - Atom Distances (Å)
  C1 C2 H3 H4 F5 F6 Cl7 Cl8
C11.51881.08152.15871.34572.31041.75922.7100
C21.51882.15871.08152.31041.34572.71001.7592
H31.08152.15873.05741.98322.62722.34292.8769
H42.15871.08153.05742.62721.98322.87692.3429
F51.34572.31041.98322.62722.60202.54093.8824
F62.31041.34572.62721.98322.60203.88242.5409
Cl71.75922.71002.34292.87692.54093.88243.3300
Cl82.71001.75922.87692.34293.88242.54093.3300

picture of 1,2-dichloro-1,2-difluoroethane RR state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H4 111.119 C1 C2 F6 107.366
C1 C2 Cl8 111.313 C2 C1 H3 111.119
C2 C1 F5 107.366 C2 C1 Cl7 111.313
H3 C1 F5 109.102 H3 C1 Cl7 108.775
H4 C2 F6 109.102 H4 C2 Cl8 108.775
F5 C1 Cl7 109.118 F6 C2 Cl8 109.118
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability