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

using model chemistry: QCISD/3-21G*

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/3-21G*
 hartrees
Energy at 0K-732.844222
Energy at 298.15K-732.848478
HF Energy-732.259177
Nuclear repulsion energy241.404096
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/3-21G*
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' 3146 3023 3.40      
2 A' 3071 2952 1.25      
3 A' 1559 1498 1.64      
4 A' 1496 1438 21.51      
5 A' 1253 1204 138.76      
6 A' 1176 1131 115.79      
7 A' 908 872 114.14      
8 A' 638 613 66.92      
9 A' 513 493 19.41      
10 A' 409 393 1.29      
11 A' 308 296 0.57      
12 A" 3167 3044 2.20      
13 A" 1563 1502 3.55      
14 A" 1303 1252 115.39      
15 A" 1043 1003 28.54      
16 A" 402 386 0.83      
17 A" 321 309 0.93      
18 A" 261 251 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 11268.5 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 10830.2 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/3-21G*
ABC
0.16736 0.10370 0.10250

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.351 -0.001 0.000
C2 -0.822 1.439 0.000
Cl3 1.451 -0.115 0.000
F4 -0.822 -0.667 1.121
F5 -0.822 -0.667 -1.121
H6 -1.919 1.442 0.000
H7 -0.454 1.946 0.896
H8 -0.454 1.946 -0.896

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.51591.80541.38681.38682.13142.14662.1466
C21.51592.75362.38672.38671.09721.09371.0937
Cl31.80542.75362.59412.59413.71232.94612.9461
F41.38682.38672.59412.24302.62892.64933.3225
F51.38682.38672.59412.24302.62893.32252.6493
H62.13141.09723.71232.62892.62891.79041.7904
H72.14661.09372.94612.64933.32251.79041.7925
H82.14661.09372.94613.32252.64931.79041.7925

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 108.244 C1 C2 H7 109.629
C1 C2 H8 109.629 C2 C1 Cl3 111.713
C2 C1 F4 110.540 C2 C1 F5 110.540
Cl3 C1 F4 107.993 Cl3 C1 F5 107.993
F4 C1 F5 107.929 H6 C2 H7 109.620
H6 C2 H8 109.620 H7 C2 H8 110.070
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability