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

using model chemistry: ROHF/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at ROHF/6-31G*
 hartrees
Energy at 0K-735.843882
Energy at 298.15K-735.848473
HF Energy-735.843882
Nuclear repulsion energy247.704495
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 ROHF/6-31G*
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' 3324 2959 8.95      
2 A' 3243 2887 4.78      
3 A' 1624 1446 0.21      
4 A' 1583 1409 33.02      
5 A' 1378 1227 165.42      
6 A' 1259 1121 202.56      
7 A' 1011 900 132.20      
8 A' 740 659 61.56      
9 A' 584 520 20.59      
10 A' 473 421 0.60      
11 A' 329 293 0.99      
12 A" 3341 2975 7.69      
13 A" 1625 1447 0.76      
14 A" 1383 1231 200.83      
15 A" 1101 980 43.98      
16 A" 463 412 0.14      
17 A" 365 325 0.68      
18 A" 273 243 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 12048.2 cm-1
Scaled (by 0.8904) Zero Point Vibrational Energy (zpe) 10727.7 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 ROHF/6-31G*
ABC
0.17850 0.10927 0.10611

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROHF/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.345 0.002 0.000
C2 -0.807 1.433 0.000
Cl3 1.424 -0.143 0.000
F4 -0.807 -0.639 1.068
F5 -0.807 -0.639 -1.068
H6 -1.890 1.434 0.000
H7 -0.445 1.939 0.884
H8 -0.445 1.939 -0.884

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.50391.77471.32841.32842.10662.13162.1316
C21.50392.73142.33112.33111.08321.08071.0807
Cl31.77472.73142.52222.52223.67002.93442.9344
F41.32842.33112.52222.13622.57112.60973.2537
F51.32842.33112.52222.13622.57113.25372.6097
H62.10661.08323.67002.57112.57111.76741.7674
H72.13161.08072.93442.60973.25371.76741.7677
H82.13161.08072.93443.25372.60971.76741.7677

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 107.924 C1 C2 H7 110.047
C1 C2 H8 110.047 C2 C1 Cl3 112.579
C2 C1 F4 110.630 C2 C1 F5 110.630
Cl3 C1 F4 107.875 Cl3 C1 F5 107.875
F4 C1 F5 107.035 H6 C2 H7 109.525
H6 C2 H8 109.525 H7 C2 H8 109.744
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at ROHF/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.657      
2 C -0.543      
3 Cl -0.046      
4 F -0.344      
5 F -0.344      
6 H 0.207      
7 H 0.206      
8 H 0.206      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.797 2.153 0.000 2.296
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.806 -1.649 0.000
y -1.649 -33.535 0.000
z 0.000 0.000 -36.302
Traceless
 xyz
x 0.112 -1.649 0.000
y -1.649 2.019 0.000
z 0.000 0.000 -2.132
Polar
3z2-r2-4.263
x2-y2-1.271
xy-1.649
xz0.000
yz0.000


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> 128.243
(<r2>)1/2 11.324