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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: PBE1PBE/LANL2DZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at PBE1PBE/LANL2DZ
 hartrees
Energy at 0K-117.725468
Energy at 298.15K-117.731854
HF Energy-117.725468
Nuclear repulsion energy75.127893
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 PBE1PBE/LANL2DZ
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' 3203 3203 0.00      
2 A1' 1536 1536 0.00      
3 A1' 1243 1243 0.00      
4 A1" 1155 1155 0.00      
5 A2' 1140 1140 0.00      
6 A2" 3310 3310 50.70      
7 A2" 871 871 5.83      
8 E' 3186 3186 27.69      
8 E' 3186 3186 27.69      
9 E' 1495 1495 7.91      
9 E' 1495 1495 7.91      
10 E' 1090 1090 23.30      
10 E' 1090 1090 23.31      
11 E' 899 899 28.24      
11 E' 899 899 28.23      
12 E" 3286 3286 0.00      
12 E" 3286 3286 0.00      
13 E" 1223 1223 0.00      
13 E" 1223 1223 0.00      
14 E" 765 765 0.00      
14 E" 765 765 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 18173.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18173.0 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 PBE1PBE/LANL2DZ
ABC
0.66149 0.66149 0.41170

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/LANL2DZ

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.880 0.000
C2 0.762 -0.440 0.000
C3 -0.762 -0.440 0.000
H4 0.000 1.471 0.910
H5 1.274 -0.735 0.910
H6 -1.274 -0.735 0.910
H7 0.000 1.471 -0.910
H8 1.274 -0.735 -0.910
H9 -1.274 -0.735 -0.910

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.52401.52401.08522.24932.24931.08522.24932.2493
C21.52401.52402.24931.08522.24932.24931.08522.2493
C31.52401.52402.24932.24931.08522.24932.24931.0852
H41.08522.24932.24932.54712.54711.82073.13093.1309
H52.24931.08522.24932.54712.54713.13091.82073.1309
H62.24932.24931.08522.54712.54713.13093.13091.8207
H71.08522.24932.24931.82073.13093.13092.54712.5471
H82.24931.08522.24933.13091.82073.13092.54712.5471
H92.24932.24931.08523.13093.13091.82072.54712.5471

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 118.126
C1 C2 H8 118.126 C1 C3 C2 60.000
C1 C3 H6 118.126 C1 C3 H9 118.126
C2 C1 C3 60.000 C2 C1 H4 118.126
C2 C1 H7 118.126 C2 C3 H6 118.126
C2 C3 H9 118.126 C3 C1 H4 118.126
C3 C1 H7 118.126 C3 C2 H5 118.126
C3 C2 H8 118.126 H4 C1 H7 114.041
H5 C2 H8 114.041 H6 C3 H9 114.041
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/LANL2DZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.462      
2 C -0.462      
3 C -0.462      
4 H 0.231      
5 H 0.231      
6 H 0.231      
7 H 0.231      
8 H 0.231      
9 H 0.231      


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 -20.481 0.000 0.000
y 0.000 -20.481 0.000
z 0.000 0.000 -17.951
Traceless
 xyz
x -1.265 0.000 0.000
y 0.000 -1.265 0.000
z 0.000 0.000 2.529
Polar
3z2-r25.059
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 4.625 0.000 0.000
y 0.000 4.625 0.000
z 0.000 0.000 4.088


<r2> (average value of r2) Å2
<r2> 44.148
(<r2>)1/2 6.644