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

using model chemistry: mPW1PW91/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/3-21G
 hartrees
Energy at 0K-536.782490
Energy at 298.15K-536.787925
Nuclear repulsion energy100.597992
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 mPW1PW91/3-21G
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' 3163 3019 17.19      
2 A' 3148 3005 0.05      
3 A' 3078 2939 8.30      
4 A' 1566 1495 6.71      
5 A' 1539 1469 5.21      
6 A' 1472 1405 14.58      
7 A' 1330 1270 36.27      
8 A' 1111 1061 4.50      
9 A' 1002 956 25.98      
10 A' 625 596 32.98      
11 A' 330 315 4.30      
12 A" 3232 3085 5.91      
13 A" 3177 3033 4.79      
14 A" 1551 1481 11.76      
15 A" 1310 1251 1.43      
16 A" 1084 1035 0.70      
17 A" 816 779 7.58      
18 A" 261 249 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 14896.8 cm-1
Scaled (by 0.9546) Zero Point Vibrational Energy (zpe) 14220.5 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 mPW1PW91/3-21G
ABC
1.00477 0.17480 0.15786

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.505 0.704 0.000
C2 0.000 0.873 0.000
H3 1.980 1.693 0.000
H4 1.832 0.159 0.888
H5 1.832 0.159 -0.888
Cl6 -0.819 -0.835 0.000
H7 -0.378 1.360 0.897
H8 -0.378 1.360 -0.897

Atom - Atom Distances (Å)
  C1 C2 H3 H4 H5 Cl6 H7 H8
C11.51451.09671.09251.09252.78742.18632.1863
C21.51452.14322.15772.15771.89361.08821.0882
H31.09672.14321.77841.77843.77132.54472.5447
H41.09252.15771.77841.77692.96762.51543.0844
H51.09252.15771.77841.77692.96763.08442.5154
Cl62.78741.89363.77132.96762.96762.41122.4112
H72.18631.08822.54472.51543.08442.41121.7935
H82.18631.08822.54473.08442.51542.41121.7935

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 109.244 C1 C2 H7 113.266
C1 C2 H8 113.266 C2 C1 H3 109.280
C2 C1 H4 110.682 C2 C1 H5 110.682
H3 C1 H4 108.659 H3 C1 H5 108.659
H4 C1 H5 108.829 Cl6 C2 H7 104.672
Cl6 C2 H8 104.672 H7 C2 H8 110.978
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.632      
2 C -0.592      
3 H 0.233      
4 H 0.246      
5 H 0.246      
6 Cl -0.062      
7 H 0.280      
8 H 0.280      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.443 2.349 0.000 2.757
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.821 -0.651 0.000
y -0.651 -25.951 0.000
z 0.000 0.000 -26.178
Traceless
 xyz
x -0.757 -0.651 0.000
y -0.651 0.548 0.000
z 0.000 0.000 0.209
Polar
3z2-r20.417
x2-y2-0.870
xy-0.651
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> 81.541
(<r2>)1/2 9.030