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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: wB97X-D/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at wB97X-D/CEP-31G*
 hartrees
Energy at 0K-20.536052
Energy at 298.15K 
HF Energy-20.536052
Nuclear repulsion energy42.643410
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 wB97X-D/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 A1' 3180 3180 0.00 254.16 0.06 0.11
2 A1' 1551 1551 0.00 13.57 0.20 0.34
3 A1' 1224 1224 0.00 37.72 0.12 0.22
4 A1" 1147 1147 0.00 0.00 0.75 0.86
5 A2' 1066 1066 0.00 0.00 0.75 0.86
6 A2" 3268 3268 83.41 0.00 0.75 0.86
7 A2" 836 836 2.91 0.00 0.75 0.86
8 E' 3168 3168 45.30 16.19 0.75 0.86
8 E' 3168 3168 44.93 16.18 0.75 0.86
9 E' 1465 1465 1.54 4.01 0.75 0.86
9 E' 1465 1465 1.52 4.02 0.75 0.86
10 E' 1050 1050 8.40 3.10 0.75 0.86
10 E' 1050 1050 8.39 3.13 0.75 0.86
11 E' 913 913 29.54 14.17 0.75 0.86
11 E' 913 913 29.54 14.17 0.75 0.86
12 E" 3245 3245 0.00 73.91 0.75 0.86
12 E" 3245 3245 0.00 73.58 0.75 0.86
13 E" 1192 1192 0.00 8.05 0.75 0.86
13 E" 1192 1192 0.00 7.99 0.75 0.86
14 E" 715 715 0.00 0.81 0.75 0.86
14 E" 715 715 0.00 0.80 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17884.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 17884.2 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 wB97X-D/CEP-31G*
ABC
0.65714 0.65714 0.41072

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-31G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.882 0.000
C2 0.764 -0.441 0.000
C3 -0.764 -0.441 0.000
H4 0.000 1.469 0.921
H5 1.273 -0.735 0.921
H6 -1.273 -0.735 0.921
H7 0.000 1.469 -0.921
H8 1.273 -0.735 -0.921
H9 -1.273 -0.735 -0.921

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.52711.52711.09272.25412.25411.09272.25412.2541
C21.52711.52712.25411.09272.25412.25411.09272.2541
C31.52711.52712.25412.25411.09272.25412.25411.0927
H41.09272.25412.25412.54522.54521.84243.14203.1420
H52.25411.09272.25412.54522.54523.14201.84243.1420
H62.25412.25411.09272.54522.54523.14203.14201.8424
H71.09272.25412.25411.84243.14203.14202.54522.5452
H82.25411.09272.25413.14201.84243.14202.54522.5452
H92.25412.25411.09273.14203.14201.84242.54522.5452

picture of Cyclopropane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 60.000 C1 C2 H5 117.764
C1 C2 H8 117.764 C1 C3 C2 60.000
C1 C3 H6 117.764 C1 C3 H9 117.764
C2 C1 C3 60.000 C2 C1 H4 117.764
C2 C1 H7 117.764 C2 C3 H6 117.764
C2 C3 H9 117.764 C3 C1 H4 117.764
C3 C1 H7 117.764 C3 C2 H5 117.764
C3 C2 H8 117.764 H4 C1 H7 114.919
H5 C2 H8 114.919 H6 C3 H9 114.919
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.349      
2 C -0.349      
3 C -0.349      
4 H 0.175      
5 H 0.175      
6 H 0.175      
7 H 0.175      
8 H 0.175      
9 H 0.175      


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


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.354 0.000 0.000
y 0.000 -20.354 0.000
z 0.000 0.000 -17.544
Traceless
 xyz
x -1.405 0.000 0.000
y 0.000 -1.405 0.000
z 0.000 0.000 2.809
Polar
3z2-r25.619
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.877 0.000 0.000
y 0.000 4.890 0.000
z 0.000 0.000 3.997


<r2> (average value of r2) Å2
<r2> 39.504
(<r2>)1/2 6.285