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

using model chemistry: HF/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 HF/3-21G*
 hartrees
Energy at 0K-732.261428
Energy at 298.15K-732.265915
HF Energy-732.261428
Nuclear repulsion energy245.172584
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 HF/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' 3316 2993 2.12      
2 A' 3242 2927 1.05      
3 A' 1643 1483 1.35      
4 A' 1601 1445 27.36      
5 A' 1347 1216 178.51      
6 A' 1258 1135 145.38      
7 A' 982 887 140.54      
8 A' 692 624 75.02      
9 A' 548 495 24.90      
10 A' 446 402 0.72      
11 A' 331 299 1.14      
12 A" 3338 3013 1.36      
13 A" 1653 1492 3.78      
14 A" 1394 1258 153.85      
15 A" 1121 1012 30.40      
16 A" 434 392 0.72      
17 A" 349 315 1.09      
18 A" 266 240 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 11980.3 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 10813.4 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 HF/3-21G*
ABC
0.17308 0.10708 0.10528

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.342 0.004 0.000
C2 -0.811 1.429 0.000
Cl3 1.430 -0.127 0.000
F4 -0.811 -0.652 1.098
F5 -0.811 -0.652 -1.098
H6 -1.893 1.431 0.000
H7 -0.452 1.933 0.883
H8 -0.452 1.933 -0.883

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.49991.77661.36231.36232.10752.12422.1242
C21.49992.72782.35292.35291.08191.07841.0784
Cl31.77662.72782.55012.55013.66982.92642.9264
F41.36232.35292.55012.19542.59152.61893.2766
F51.36232.35292.55012.19542.59153.27662.6189
H62.10751.08193.66982.59152.59151.76291.7629
H72.12421.07842.92642.61893.27661.76291.7663
H82.12421.07842.92643.27662.61891.76291.7663

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 108.344 C1 C2 H7 109.876
C1 C2 H8 109.876 C2 C1 Cl3 112.447
C2 C1 F4 110.488 C2 C1 F5 110.488
Cl3 C1 F4 107.934 Cl3 C1 F5 107.934
F4 C1 F5 107.365 H6 C2 H7 109.380
H6 C2 H8 109.380 H7 C2 H8 109.959
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.663      
2 C -0.671      
3 Cl -0.009      
4 F -0.379      
5 F -0.379      
6 H 0.264      
7 H 0.256      
8 H 0.256      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.534 2.556 0.000 2.611
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -35.004 -2.129 0.000
y -2.129 -33.878 0.000
z 0.000 0.000 -37.380
Traceless
 xyz
x 0.625 -2.129 0.000
y -2.129 2.313 0.000
z 0.000 0.000 -2.939
Polar
3z2-r2-5.878
x2-y2-1.125
xy-2.129
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.280 -0.323 0.000
y -0.323 3.462 0.000
z 0.000 0.000 3.466


<r2> (average value of r2) Å2
<r2> 130.310
(<r2>)1/2 11.415