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

using model chemistry: G4

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at G4
 hartrees
Energy at 0K-737.690142
Energy at 298.15K-737.683940
HF Energy-737.920489
Nuclear repulsion energy244.661166
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 B3LYP/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' 3149 3039 4.70      
2 A' 3065 2957 2.69      
3 A' 1479 1427 0.29      
4 A' 1416 1366 29.46      
5 A' 1247 1204 129.48      
6 A' 1125 1086 160.39      
7 A' 903 871 103.48      
8 A' 666 642 66.15      
9 A' 544 525 15.59      
10 A' 418 404 4.80      
11 A' 298 287 0.91      
12 A" 3169 3058 2.71      
13 A" 1478 1426 1.14      
14 A" 1233 1190 157.74      
15 A" 988 953 37.24      
16 A" 423 409 0.00      
17 A" 327 315 0.56      
18 A" 236 228 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 11081.6 cm-1
Scaled (by 0.965) Zero Point Vibrational Energy (zpe) 10693.7 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 B3LYP/6-31G(2df,p)
ABC
0.17465 0.10634 0.10334

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.366 -0.001 0.000
C2 -0.817 1.440 0.000
Cl3 1.447 -0.132 0.000
F4 -0.817 -0.652 1.080
F5 -0.817 -0.652 -1.080
H6 -1.910 1.456 0.000
H7 -0.444 1.946 0.891
H8 -0.444 1.946 -0.891

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.51001.81741.33951.33952.12362.14242.1424
C21.51002.75572.35452.35451.09371.09031.0903
Cl31.81742.75572.56172.56173.71382.94662.9466
F41.33952.35452.56172.16092.60932.63123.2823
F51.33952.35452.56172.16092.60933.28232.6312
H62.12361.09373.71382.60932.60931.78451.7845
H72.14241.09032.94662.63123.28231.78451.7820
H82.14241.09032.94663.28232.63121.78451.7820

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 108.066 C1 C2 H7 110.098
C1 C2 H8 110.098 C2 C1 Cl3 111.731
C2 C1 F4 110.791 C2 C1 F5 110.791
Cl3 C1 F4 107.823 Cl3 C1 F5 107.823
F4 C1 F5 107.721 H6 C2 H7 109.509
H6 C2 H8 109.509 H7 C2 H8 109.538
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.314      
2 C -0.444      
3 Cl -0.189      
4 F -0.076      
5 F -0.076      
6 H 0.152      
7 H 0.159      
8 H 0.159      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.053 1.857 0.000 2.135
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 0.000 0.000 0.000
y 0.000 0.000 0.000
z 0.000 0.000 0.000


<r2> (average value of r2) Å2
<r2> 130.559
(<r2>)1/2 11.426