return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C3H5Cl (1-chloro-1-propene(Z))

using model chemistry: B1B95/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 B1B95/CEP-31G*
 hartrees
Energy at 0K-34.783895
Energy at 298.15K-34.788726
Nuclear repulsion energy59.462161
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 B1B95/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' 3239 3100 16.89      
2 A' 3197 3060 14.54      
3 A' 3174 3038 2.30      
4 A' 3074 2943 23.58      
5 A' 1731 1657 23.42      
6 A' 1487 1423 5.32      
7 A' 1418 1358 6.27      
8 A' 1323 1266 33.45      
9 A' 1229 1177 1.07      
10 A' 1098 1051 0.78      
11 A' 945 905 24.09      
12 A' 768 736 48.58      
13 A' 560 536 0.44      
14 A' 252 241 0.67      
15 A" 3135 3001 25.54      
16 A" 1478 1415 12.57      
17 A" 1040 995 1.19      
18 A" 935 895 0.39      
19 A" 703 673 75.94      
20 A" 386 370 2.37      
21 A" 109 105 0.17      

Unscaled Zero Point Vibrational Energy (zpe) 15640.7 cm-1
Scaled (by 0.9572) Zero Point Vibrational Energy (zpe) 14971.3 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 B1B95/CEP-31G*
ABC
0.46750 0.11692 0.09520

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.931 0.000
C2 -1.264 0.427 0.000
C3 -1.654 -1.032 0.000
Cl4 1.452 -0.053 0.000
H5 0.218 2.001 0.000
H6 -2.067 1.173 0.000
H7 -0.776 -1.691 0.000
H8 -2.269 -1.265 0.887
H9 -2.269 -1.265 -0.887

Atom - Atom Distances (Å)
  C1 C2 C3 Cl4 H5 H6 H7 H8 H9
C11.36082.56691.75371.09212.08122.73473.27973.2797
C21.36081.51052.75802.16151.09592.17422.15892.1589
C32.56691.51053.25653.56412.24351.09811.10391.1039
Cl41.75372.75803.25652.39643.72632.76534.01194.0119
H51.09212.16153.56412.39642.42993.82384.19964.1996
H62.08121.09592.24353.72632.42993.14202.60282.6028
H72.73472.17421.09812.76533.82383.14201.78751.7875
H83.27972.15891.10394.01194.19962.60281.78751.7740
H93.27972.15891.10394.01194.19962.60281.78751.7740

picture of 1-chloro-1-propene(Z) state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 126.681 C1 C2 H6 115.389
C2 C1 Cl4 124.152 C2 C1 H5 123.204
C2 C3 H7 111.939 C2 C3 H8 110.365
C2 C3 H9 110.365 C3 C2 H6 117.929
Cl4 C1 H5 112.644 H7 C3 H8 108.538
H7 C3 H9 108.538 H8 C3 H9 106.941
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.284      
2 C -0.146      
3 C -0.467      
4 Cl -0.100      
5 H 0.250      
6 H 0.264      
7 H 0.189      
8 H 0.147      
9 H 0.147      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.753 0.427 0.000 1.804
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -29.289 -0.084 0.000
y -0.084 -27.899 0.000
z 0.000 0.000 -32.289
Traceless
 xyz
x 0.805 -0.084 0.000
y -0.084 2.890 0.000
z 0.000 0.000 -3.695
Polar
3z2-r2-7.390
x2-y2-1.390
xy-0.084
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.841 0.261 0.000
y 0.261 5.877 0.000
z 0.000 0.000 3.547


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000