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All results from a given calculation for CH3CHCl2 (Ethane, 1,1-dichloro-)

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 CS 1A'
Energy calculated at B3PW91/3-21G
 hartrees
Energy at 0K-994.053906
Energy at 298.15K-994.058528
Nuclear repulsion energy203.000796
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' 3218 3094 0.73      
2 A' 3170 3047 0.92      
3 A' 3074 2955 1.61      
4 A' 1536 1477 11.60      
5 A' 1467 1410 22.09      
6 A' 1320 1269 16.62      
7 A' 1119 1075 5.97      
8 A' 1010 971 26.16      
9 A' 607 584 17.29      
10 A' 387 372 6.82      
11 A' 254 244 1.55      
12 A" 3150 3027 2.05      
13 A" 1540 1480 4.94      
14 A" 1233 1185 51.52      
15 A" 1106 1063 44.05      
16 A" 646 621 127.81      
17 A" 318 305 1.30      
18 A" 274 263 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 12713.9 cm-1
Scaled (by 0.9612) Zero Point Vibrational Energy (zpe) 12220.6 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
0.20727 0.09870 0.07094

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.597 0.000
C2 -1.454 0.984 0.000
H3 0.704 1.424 0.000
Cl4 0.396 -0.416 1.522
Cl5 0.396 -0.416 -1.522
H6 -2.084 0.090 0.000
H7 -1.674 1.579 0.893
H8 -1.674 1.579 -0.893

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 H6 H7 H8
C11.50491.08631.87041.87042.14452.13672.1367
C21.50492.20272.77452.77451.09301.09551.0955
H31.08632.20272.40772.40773.09042.54512.5451
Cl41.87042.77452.40773.04342.95302.94293.7545
Cl51.87042.77452.40773.04342.95303.75452.9429
H62.14451.09303.09042.95302.95301.78371.7837
H72.13671.09552.54512.94293.75451.78371.7861
H82.13671.09552.54513.75452.94291.78371.7861

picture of Ethane, 1,1-dichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 110.264 C1 C2 H7 109.498
C1 C2 H8 109.498 C2 C1 H3 115.493
C2 C1 Cl4 110.105 C2 C1 Cl5 110.105
H3 C1 Cl4 105.983 H3 C1 Cl5 105.983
Cl4 C1 Cl5 108.896 H6 C2 H7 109.177
H6 C2 H8 109.177 H7 C2 H8 109.208
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.602      
2 C -0.599      
3 H 0.333      
4 Cl 0.044      
5 Cl 0.044      
6 H 0.267      
7 H 0.256      
8 H 0.256      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.403 2.441 0.000 2.815
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -37.243 -0.215 0.000
y -0.215 -36.789 0.000
z 0.000 0.000 -42.211
Traceless
 xyz
x 2.257 -0.215 0.000
y -0.215 2.937 0.000
z 0.000 0.000 -5.195
Polar
3z2-r2-10.389
x2-y2-0.453
xy-0.215
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> 153.839
(<r2>)1/2 12.403