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All results from a given calculation for CH3CHFCl (Ethane, 1-chloro-1-fluoro-)

using model chemistry: B3PW91/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-31G*
 hartrees
Energy at 0K-638.539708
Energy at 298.15K-638.544632
Nuclear repulsion energy165.555822
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 B3PW91/6-31G*
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 3181 3043 9.62      
2 A 3162 3025 10.92      
3 A 3128 2992 19.39      
4 A 3078 2945 5.83      
5 A 1512 1446 2.91      
6 A 1506 1441 4.44      
7 A 1442 1380 28.80      
8 A 1396 1336 11.76      
9 A 1332 1275 53.20      
10 A 1170 1119 126.14      
11 A 1145 1096 19.33      
12 A 1052 1006 25.35      
13 A 930 890 47.26      
14 A 684 654 73.09      
15 A 477 456 9.99      
16 A 377 361 1.96      
17 A 323 309 1.78      
18 A 268 256 0.08      

Unscaled Zero Point Vibrational Energy (zpe) 13080.6 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 12514.2 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 B3PW91/6-31G*
ABC
0.30175 0.15294 0.10986

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.413 0.107 0.387
C2 1.257 -1.038 -0.111
H3 0.425 0.213 1.475
F4 0.845 1.277 -0.166
Cl5 -1.322 -0.128 -0.055
H6 1.183 -1.111 -1.199
H7 2.301 -0.853 0.163
H8 0.933 -1.982 0.334

Atom - Atom Distances (Å)
  C1 C2 H3 F4 Cl5 H6 H7 H8
C11.50631.09311.36461.80552.14302.12972.1527
C21.50632.18412.35192.73441.09351.09551.0929
H31.09312.18411.99982.34733.07892.52492.5252
F41.36462.35191.99982.58482.62412.60153.2983
Cl51.80552.73442.34732.58482.92393.70092.9442
H62.14301.09353.07892.62412.92391.78131.7815
H72.12971.09552.52492.60153.70091.78131.7820
H82.15271.09292.52523.29832.94421.78151.7820

picture of Ethane, 1-chloro-1-fluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 110.019 C1 C2 H7 108.853
C1 C2 H8 110.829 C2 C1 H3 113.375
C2 C1 F4 109.914 C2 C1 Cl5 110.987
H3 C1 F4 108.411 H3 C1 Cl5 105.504
F4 C1 Cl5 108.448 H6 C2 H7 108.932
H6 C2 H8 109.141 H7 C2 H8 109.034
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.060     0.207
2 C -0.535     -0.330
3 H 0.206     0.104
4 F -0.268     -0.166
5 Cl -0.066     -0.177
6 H 0.210     0.132
7 H 0.197     0.124
8 H 0.196     0.107


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.620 -1.307 0.930 2.279
CHELPG        
AIM        
ESP 1.681 -1.286 0.988 2.336


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.458 -1.482 0.572
y -1.482 -31.128 0.457
z 0.572 0.457 -28.993
Traceless
 xyz
x -0.397 -1.482 0.572
y -1.482 -1.403 0.457
z 0.572 0.457 1.800
Polar
3z2-r23.600
x2-y20.670
xy-1.482
xz0.572
yz0.457


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> 105.668
(<r2>)1/2 10.279