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All results from a given calculation for CH3CHFCl (Ethane, 1-chloro-1-fluoro-)

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 C1 1A
Energy calculated at MP2/6-31G(2df,p)
 hartrees
Energy at 0K-637.727225
Energy at 298.15K-637.732197
HF Energy-637.001014
Nuclear repulsion energy166.646496
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
4/u)
Dep P Dep U
1 A 3238 3058 2.86      
2 A 3221 3042 4.33      
3 A 3166 2990 13.51      
4 A 3120 2947 2.57      
5 A 1514 1430 2.50      
6 A 1507 1423 3.74      
7 A 1435 1355 28.47      
8 A 1405 1327 5.49      
9 A 1333 1259 45.58      
10 A 1181 1116 114.40      
11 A 1151 1087 18.87      
12 A 1054 995 22.07      
13 A 938 886 40.52      
14 A 714 675 55.21      
15 A 478 452 7.14      
16 A 384 362 2.02      
17 A 327 309 1.20      
18 A 265 250 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 13214.7 cm-1
Scaled (by 0.9445) Zero Point Vibrational Energy (zpe) 12481.3 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
0.30350 0.15584 0.11158

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.407 0.110 0.388
C2 1.250 -1.034 -0.111
H3 0.422 0.217 1.473
F4 0.833 1.274 -0.166
Cl5 -1.308 -0.130 -0.055
H6 1.167 -1.102 -1.195
H7 2.290 -0.849 0.160
H8 0.921 -1.971 0.336

Atom - Atom Distances (Å)
  C1 C2 H3 F4 Cl5 H6 H7 H8
C11.50621.09011.35701.78692.13392.12612.1441
C21.50622.18102.34552.71301.08921.09101.0887
H31.09012.18101.99282.33393.06762.51952.5151
F41.35702.34551.99282.56192.61022.59583.2840
Cl51.78692.71302.33392.56192.89293.67542.9164
H62.13391.08923.06762.61022.89291.77811.7770
H72.12611.09102.51952.59583.67541.77811.7787
H82.14411.08872.51513.28402.91641.77701.7787

picture of Ethane, 1-chloro-1-fluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 109.553 C1 C2 H7 108.839
C1 C2 H8 110.401 C2 C1 H3 113.310
C2 C1 F4 109.893 C2 C1 Cl5 110.648
H3 C1 F4 108.555 H3 C1 Cl5 105.876
F4 C1 Cl5 108.374 H6 C2 H7 109.288
H6 C2 H8 109.359 H7 C2 H8 109.382
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability