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All results from a given calculation for CH3CH2Cl (Ethyl chloride)

using model chemistry: HF/CEP-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 HF/CEP-31G
 hartrees
Energy at 0K-28.523687
Energy at 298.15K-28.529197
Nuclear repulsion energy42.172628
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/CEP-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' 3319 2992 77.93      
2 A' 3300 2974 18.22      
3 A' 3219 2901 43.82      
4 A' 1635 1474 5.22      
5 A' 1628 1467 2.00      
6 A' 1565 1411 5.23      
7 A' 1443 1301 71.40      
8 A' 1185 1068 2.54      
9 A' 1065 960 22.14      
10 A' 645 581 64.24      
11 A' 342 308 5.23      
12 A" 3404 3068 43.26      
13 A" 3327 2999 38.21      
14 A" 1618 1459 8.68      
15 A" 1376 1240 1.70      
16 A" 1169 1054 0.04      
17 A" 861 776 4.42      
18 A" 261 235 0.18      

Unscaled Zero Point Vibrational Energy (zpe) 15680.3 cm-1
Scaled (by 0.9014) Zero Point Vibrational Energy (zpe) 14134.2 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 HF/CEP-31G
ABC
1.01698 0.17266 0.15626

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.336 -0.097 0.000
C2 0.000 0.655 0.000
H3 2.152 0.629 0.000
H4 1.432 -0.724 0.883
H5 1.432 -0.724 -0.883
Cl6 -1.438 -0.560 0.000
H7 -0.145 1.255 0.888
H8 -0.145 1.255 -0.888

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 Cl6 H7 H8
C11.53251.09201.08761.08762.81222.19262.1926
C21.53252.15182.17522.17521.88291.08171.0817
H31.09202.15181.76891.76893.78172.54072.5407
H41.08762.17521.76891.76593.00722.53043.0888
H51.08762.17521.76891.76593.00723.08882.5304
Cl62.81221.88293.78173.00723.00722.39932.3993
H72.19261.08172.54072.53043.08882.39931.7767
H82.19261.08172.54073.08882.53042.39931.7767

picture of Ethyl chloride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl6 110.437 C1 C2 H7 112.877
C1 C2 H8 112.877 C2 C1 H3 108.997
C2 C1 H4 111.107 C2 C1 H5 111.107
H3 C1 H4 108.503 H3 C1 H5 108.503
H4 C1 H5 108.553 Cl6 C2 H7 104.811
Cl6 C2 H8 104.811 H7 C2 H8 110.416
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.244      
2 C -0.277      
3 H 0.112      
4 H 0.131      
5 H 0.131      
6 Cl -0.177      
7 H 0.162      
8 H 0.162      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  2.653 1.859 0.000 3.240
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.251 -1.217 0.000
y -1.217 -25.612 0.000
z 0.000 0.000 -25.603
Traceless
 xyz
x -3.644 -1.217 0.000
y -1.217 1.815 0.000
z 0.000 0.000 1.829
Polar
3z2-r23.659
x2-y2-3.639
xy-1.217
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.438 1.342 0.000
y 1.342 4.208 0.000
z 0.000 0.000 2.925


<r2> (average value of r2) Å2
<r2> 58.819
(<r2>)1/2 7.669