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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-732.152448
Energy at 298.15K-732.156849
HF Energy-732.152448
Nuclear repulsion energy241.889790
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' 3315 3003 0.70      
2 A' 3237 2932 1.41      
3 A' 1640 1485 1.96      
4 A' 1602 1451 28.93      
5 A' 1367 1238 197.43      
6 A' 1245 1128 167.42      
7 A' 963 872 161.51      
8 A' 666 603 105.28      
9 A' 543 492 34.00      
10 A' 411 372 5.23      
11 A' 315 285 0.34      
12 A" 3345 3030 0.35      
13 A" 1651 1495 1.73      
14 A" 1421 1287 184.24      
15 A" 1133 1026 24.42      
16 A" 419 380 1.06      
17 A" 332 301 2.20      
18 A" 267 242 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 11937.2 cm-1
Scaled (by 0.9056) Zero Point Vibrational Energy (zpe) 10810.3 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
0.17250 0.10265 0.10064

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 -0.396 -0.001 0.000
C2 -0.830 1.428 0.000
Cl3 1.478 -0.114 0.000
F4 -0.830 -0.662 1.096
F5 -0.830 -0.662 -1.096
H6 -1.913 1.457 0.000
H7 -0.458 1.922 0.883
H8 -0.458 1.922 -0.883

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.49321.87731.35181.35182.10412.11672.1167
C21.49322.77612.35972.35971.08301.07801.0780
Cl31.87732.77612.61342.61343.73752.94562.9456
F41.35182.35972.61342.19232.61992.61913.2758
F51.35182.35972.61342.19232.61993.27582.6191
H62.10411.08303.73752.61992.61991.76381.7638
H72.11671.07802.94562.61913.27581.76381.7658
H82.11671.07802.94563.27582.61911.76381.7658

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 108.475 C1 C2 H7 109.768
C1 C2 H8 109.768 C2 C1 Cl3 110.386
C2 C1 F4 111.983 C2 C1 F5 111.983
Cl3 C1 F4 106.934 Cl3 C1 F5 106.934
F4 C1 F5 108.364 H6 C2 H7 109.413
H6 C2 H8 109.413 H7 C2 H8 109.980
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 0.614      
2 C -0.665      
3 Cl -0.017      
4 F -0.365      
5 F -0.365      
6 H 0.268      
7 H 0.265      
8 H 0.265      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.483 2.667 0.000 3.052
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -36.441 -2.013 0.000
y -2.013 -33.806 0.000
z 0.000 0.000 -37.374
Traceless
 xyz
x -0.851 -2.013 0.000
y -2.013 3.102 0.000
z 0.000 0.000 -2.250
Polar
3z2-r2-4.501
x2-y2-2.635
xy-2.013
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.802 -0.388 0.000
y -0.388 3.160 0.000
z 0.000 0.000 3.165


<r2> (average value of r2) Å2
<r2> 134.148
(<r2>)1/2 11.582