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All results from a given calculation for CH3CF2Cl (1-Chloro-1,1-Difluoroethane)

using model chemistry: MP2/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/6-31G*
 hartrees
Energy at 0K-736.575954
Energy at 298.15K-736.580367
HF Energy-735.841979
Nuclear repulsion energy245.201939
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*
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' 3240 3055 2.41      
2 A' 3139 2960 0.70      
3 A' 1544 1456 1.18      
4 A' 1480 1396 41.97      
5 A' 1289 1215 118.93      
6 A' 1193 1125 187.16      
7 A' 946 892 107.98      
8 A' 698 658 50.90      
9 A' 543 512 14.35      
10 A' 444 418 0.63      
11 A' 312 294 1.00      
12 A" 3254 3069 1.45      
13 A" 1542 1454 2.78      
14 A" 1273 1201 159.36      
15 A" 1018 960 48.73      
16 A" 437 412 0.01      
17 A" 343 323 0.63      
18 A" 280 264 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 11486.3 cm-1
Scaled (by 0.943) Zero Point Vibrational Energy (zpe) 10831.6 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 MP2/6-31G*
ABC
0.17383 0.10713 0.10502

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.348 -0.006 0.000
C2 -0.812 1.425 0.000
Cl3 1.434 -0.120 0.000
F4 -0.812 -0.653 1.094
F5 -0.812 -0.653 -1.094
H6 -1.905 1.417 0.000
H7 -0.449 1.936 0.892
H8 -0.449 1.936 -0.892

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.50461.78571.35331.35332.10872.13922.1392
C21.50462.72692.34902.34901.09241.09031.0903
Cl31.78572.72692.55482.55483.67562.92762.9276
F41.35332.34902.55482.18722.58352.62253.2834
F51.35332.34902.55482.18722.58353.28342.6225
H62.10871.09243.67562.58352.58351.78471.7847
H72.13921.09032.92762.62253.28341.78471.7845
H82.13921.09032.92763.28342.62251.78471.7845

picture of 1-Chloro-1,1-Difluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 107.521 C1 C2 H7 110.028
C1 C2 H8 110.028 C2 C1 Cl3 111.664
C2 C1 F4 110.447 C2 C1 F5 110.447
Cl3 C1 F4 108.167 Cl3 C1 F5 108.167
F4 C1 F5 107.824 H6 C2 H7 109.696
H6 C2 H8 109.696 H7 C2 H8 109.838
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability