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

using model chemistry: mPW1PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-737.865484
Energy at 298.15K-737.869800
HF Energy-737.865484
Nuclear repulsion energy246.261258
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 mPW1PW91/6-31G(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' 3186 3041 3.44      
2 A' 3091 2951 1.95      
3 A' 1480 1413 0.20      
4 A' 1418 1354 45.16      
5 A' 1268 1211 121.85      
6 A' 1135 1083 182.85      
7 A' 921 880 88.79      
8 A' 683 652 61.95      
9 A' 551 527 14.78      
10 A' 432 413 2.87      
11 A' 301 287 1.00      
12 A" 3205 3060 1.66      
13 A" 1479 1412 1.10      
14 A" 1255 1198 169.85      
15 A" 995 950 27.71      
16 A" 427 408 0.00      
17 A" 331 316 0.60      
18 A" 240 229 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 11198.6 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 10691.4 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 mPW1PW91/6-31G(2df,p)
ABC
0.17626 0.10806 0.10496

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.359 -0.003 0.000
C2 -0.810 1.432 0.000
Cl3 1.433 -0.129 0.000
F4 -0.810 -0.650 1.075
F5 -0.810 -0.650 -1.075
H6 -1.902 1.447 0.000
H7 -0.437 1.937 0.890
H8 -0.437 1.937 -0.890

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.50391.79681.33351.33352.11712.13532.1353
C21.50392.73262.34362.34361.09201.08901.0890
Cl31.79682.73262.54142.54143.68862.92502.9250
F41.33352.34362.54142.15012.59792.62053.2702
F51.33352.34362.54142.15012.59793.27022.6205
H62.11711.09203.68862.59792.59791.78251.7825
H72.13531.08902.92502.62053.27021.78251.7799
H82.13531.08902.92503.27022.62051.78251.7799

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 108.236 C1 C2 H7 109.851
C1 C2 H8 109.851 C2 C1 Cl3 111.456
C2 C1 F4 111.235 C2 C1 F5 111.235
Cl3 C1 F4 107.634 Cl3 C1 F5 107.634
F4 C1 F5 107.449 H6 C2 H7 109.633
H6 C2 H8 109.633 H7 C2 H8 109.616
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.326      
2 C -0.521      
3 Cl -0.168      
4 F -0.094      
5 F -0.094      
6 H 0.179      
7 H 0.185      
8 H 0.185      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.009 1.853 0.000 2.110
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.157 -1.465 0.000
y -1.465 -32.870 0.000
z 0.000 0.000 -35.264
Traceless
 xyz
x -0.090 -1.465 0.000
y -1.465 1.840 0.000
z 0.000 0.000 -1.750
Polar
3z2-r2-3.501
x2-y2-1.287
xy-1.465
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.434 -0.398 0.000
y -0.398 4.862 0.000
z 0.000 0.000 4.584


<r2> (average value of r2) Å2
<r2> 128.911
(<r2>)1/2 11.354