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

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-732.812256
Energy at 298.15K-732.816543
HF Energy-732.259451
Nuclear repulsion energy241.634214
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 MP2/3-21G*
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' 3209 3052 2.06      
2 A' 3127 2974 0.57      
3 A' 1582 1505 2.08      
4 A' 1515 1441 24.15      
5 A' 1261 1200 140.45      
6 A' 1189 1131 124.56      
7 A' 909 865 125.47      
8 A' 640 609 78.01      
9 A' 517 491 19.36      
10 A' 411 391 2.41      
11 A' 310 295 0.45      
12 A" 3231 3074 0.98      
13 A" 1585 1508 4.35      
14 A" 1307 1243 116.01      
15 A" 1047 996 34.57      
16 A" 406 386 0.77      
17 A" 323 307 0.99      
18 A" 270 257 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 11418.4 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 10862.4 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 MP2/3-21G*
ABC
0.16759 0.10385 0.10278

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.352 -0.001 0.000
C2 -0.821 1.435 0.000
Cl3 1.449 -0.111 0.000
F4 -0.821 -0.669 1.122
F5 -0.821 -0.669 -1.122
H6 -1.914 1.436 0.000
H7 -0.454 1.940 0.893
H8 -0.454 1.940 -0.893

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.51011.80481.38741.38742.12272.13862.1386
C21.51012.74662.38372.38371.09321.08961.0896
Cl31.80482.74662.59332.59333.70252.93702.9370
F41.38742.38372.59332.24402.62372.64383.3163
F51.38742.38372.59332.24402.62373.31632.6438
H62.12271.09323.70252.62372.62371.78411.7841
H72.13861.08962.93702.64383.31631.78411.7861
H82.13861.08962.93703.31632.64381.78411.7861

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 108.181 C1 C2 H7 109.636
C1 C2 H8 109.636 C2 C1 Cl3 111.593
C2 C1 F4 110.638 C2 C1 F5 110.638
Cl3 C1 F4 107.945 Cl3 C1 F5 107.945
F4 C1 F5 107.946 H6 C2 H7 109.636
H6 C2 H8 109.636 H7 C2 H8 110.085
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability