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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: PBE1PBE/SDD

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/SDD
 hartrees
Energy at 0K-117.725456
Energy at 298.15K-117.731842
HF Energy-117.725456
Nuclear repulsion energy75.125106
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/SDD
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" 3311 3311 50.69      
7 A2" 870 870 5.76      
8 E' 3186 3186 27.60      
8 E' 3186 3186 27.60      
9 E' 1495 1495 7.84      
9 E' 1495 1495 7.84      
10 E' 1089 1089 23.12      
10 E' 1089 1089 23.13      
11 E' 899 899 28.26      
11 E' 899 899 28.26      
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) 18171.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 18171.1 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/SDD
ABC
0.66143 0.66143 0.41167

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

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
C11.52411.52411.08522.24932.24931.08522.24932.2493
C21.52411.52412.24931.08522.24932.24931.08522.2493
C31.52411.52412.24932.24931.08522.24932.24931.0852
H41.08522.24932.24932.54702.54701.82083.13093.1309
H52.24931.08522.24932.54702.54713.13091.82083.1309
H62.24932.24931.08522.54702.54713.13093.13091.8208
H71.08522.24932.24931.82083.13093.13092.54702.5470
H82.24931.08522.24933.13091.82083.13092.54702.5471
H92.24932.24931.08523.13093.13091.82082.54702.5471

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 118.121
C1 C2 H8 118.121 C1 C3 C2 60.000
C1 C3 H6 118.121 C1 C3 H9 118.121
C2 C1 C3 60.000 C2 C1 H4 118.121
C2 C1 H7 118.121 C2 C3 H6 118.121
C2 C3 H9 118.121 C3 C1 H4 118.121
C3 C1 H7 118.121 C3 C2 H5 118.121
C3 C2 H8 118.121 H4 C1 H7 114.053
H5 C2 H8 114.053 H6 C3 H9 114.053
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.461      
2 C -0.461      
3 C -0.461      
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 -20.482 0.000 0.000
y 0.000 -20.482 0.000
z 0.000 0.000 -17.953
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-r25.058
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 4.633 0.000 0.000
y 0.000 4.633 0.000
z 0.000 0.000 4.089


<r2> (average value of r2) Å2
<r2> 44.151
(<r2>)1/2 6.645