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

using model chemistry: B3PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-635.370734
Energy at 298.15K-635.375542
Nuclear repulsion energy161.501669
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 B3PW91/3-21G
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 3189 3065 6.04      
2 A 3164 3041 13.44      
3 A 3152 3029 1.78      
4 A 3076 2957 2.75      
5 A 1545 1485 5.42      
6 A 1536 1476 6.94      
7 A 1468 1411 29.89      
8 A 1407 1352 17.41      
9 A 1300 1250 52.97      
10 A 1188 1142 113.09      
11 A 1145 1100 24.23      
12 A 1058 1017 20.97      
13 A 930 894 43.31      
14 A 610 587 81.12      
15 A 440 423 17.49      
16 A 333 320 3.47      
17 A 309 297 2.17      
18 A 261 251 0.16      

Unscaled Zero Point Vibrational Energy (zpe) 13054.7 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 12548.2 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 B3PW91/3-21G
ABC
0.29225 0.14303 0.10380

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.480 -0.102 0.403
C2 -1.214 1.101 -0.118
H3 -0.455 -0.187 1.488
F4 -0.948 -1.272 -0.172
Cl5 1.374 0.086 -0.054
H6 -1.112 1.155 -1.205
H7 -2.277 1.009 0.135
H8 -0.813 2.013 0.331

Atom - Atom Distances (Å)
  C1 C2 H3 F4 Cl5 H6 H7 H8
C11.50331.08911.38481.91802.13682.13062.1423
C21.50332.19432.38912.78041.09311.09691.0918
H31.08912.19432.04422.40763.07982.56572.5109
F41.38482.38912.04422.69222.64292.65833.3256
Cl51.91802.78042.40762.69222.94023.77062.9394
H62.13681.09313.07982.64292.94021.78181.7839
H72.13061.09692.56572.65833.77061.78181.7858
H82.14231.09182.51093.32562.93941.78391.7858

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 109.761 C1 C2 H7 109.053
C1 C2 H8 110.281 C2 C1 H3 114.717
C2 C1 F4 111.561 C2 C1 Cl5 108.107
H3 C1 F4 110.872 H3 C1 Cl5 102.888
F4 C1 Cl5 108.109 H6 C2 H7 108.900
H6 C2 H8 109.460 H7 C2 H8 109.362
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.058      
2 C -0.658      
3 H 0.276      
4 F -0.259      
5 Cl -0.064      
6 H 0.266      
7 H 0.249      
8 H 0.249      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.270 1.498 1.122 2.943
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.778 -1.776 -0.534
y -1.776 -31.362 -0.550
z -0.534 -0.550 -29.165
Traceless
 xyz
x -1.515 -1.776 -0.534
y -1.776 -0.890 -0.550
z -0.534 -0.550 2.405
Polar
3z2-r24.810
x2-y2-0.416
xy-1.776
xz-0.534
yz-0.550


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> 110.530
(<r2>)1/2 10.513