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

using model chemistry: PBEPBE/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 PBEPBE/3-21G
 hartrees
Energy at 0K-635.073927
Energy at 298.15K-635.078636
Nuclear repulsion energy160.145056
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 PBEPBE/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 3114 3085 4.76      
2 A 3082 3054 7.48      
3 A 3063 3035 13.93      
4 A 3000 2973 3.20      
5 A 1504 1490 4.14      
6 A 1495 1482 6.96      
7 A 1420 1407 28.56      
8 A 1366 1353 17.71      
9 A 1249 1237 46.84      
10 A 1153 1142 109.14      
11 A 1110 1100 26.65      
12 A 1022 1013 18.28      
13 A 903 895 39.72      
14 A 581 575 76.65      
15 A 425 421 17.85      
16 A 320 317 4.10      
17 A 297 294 2.15      
18 A 255 253 0.22      

Unscaled Zero Point Vibrational Energy (zpe) 12678.3 cm-1
Scaled (by 0.9909) Zero Point Vibrational Energy (zpe) 12562.9 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 PBEPBE/3-21G
ABC
0.28853 0.14015 0.10194

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.492 -0.103 0.406
C2 -1.208 1.118 -0.119
H3 -0.459 -0.186 1.501
F4 -0.974 -1.274 -0.174
Cl5 1.388 0.077 -0.054
H6 -1.105 1.168 -1.214
H7 -2.281 1.047 0.138
H8 -0.785 2.028 0.331

Atom - Atom Distances (Å)
  C1 C2 H3 F4 Cl5 H6 H7 H8
C11.51021.09891.39191.94432.14772.14352.1526
C21.51022.21042.40412.79841.10101.10511.0997
H31.09892.21042.06282.42833.10122.58802.5247
F41.39192.40412.06282.72392.65672.68173.3454
Cl51.94432.79842.42832.72392.95783.80012.9453
H62.14771.10103.10122.65672.95781.79611.7969
H72.14351.10512.58802.68173.80011.79611.7994
H82.15261.09972.52473.34542.94531.79691.7994

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 109.681 C1 C2 H7 109.110
C1 C2 H8 110.147 C2 C1 H3 114.903
C2 C1 F4 111.810 C2 C1 Cl5 107.544
H3 C1 F4 111.278 H3 C1 Cl5 102.280
F4 C1 Cl5 108.330 H6 C2 H7 109.003
H6 C2 H8 109.480 H7 C2 H8 109.400
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.073      
2 C -0.632      
3 H 0.263      
4 F -0.217      
5 Cl -0.076      
6 H 0.256      
7 H 0.239      
8 H 0.241      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.345 1.343 1.032 2.893
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.802 -1.586 -0.487
y -1.586 -31.143 -0.473
z -0.487 -0.473 -29.315
Traceless
 xyz
x -1.573 -1.586 -0.487
y -1.586 -0.585 -0.473
z -0.487 -0.473 2.158
Polar
3z2-r24.316
x2-y2-0.658
xy-1.586
xz-0.487
yz-0.473


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.417 0.018 -0.354
y 0.018 3.714 -0.020
z -0.354 -0.020 3.450


<r2> (average value of r2) Å2
<r2> 112.100
(<r2>)1/2 10.588