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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: B3PW91/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at B3PW91/cc-pVTZ
 hartrees
Energy at 0K-117.898955
Energy at 298.15K-117.905321
Nuclear repulsion energy76.008029
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/cc-pVTZ
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' 3144 3023 0.00      
2 A1' 1516 1458 0.00      
3 A1' 1227 1180 0.00      
4 A1" 1152 1108 0.00      
5 A2' 1088 1046 0.00      
6 A2" 3234 3110 27.97      
7 A2" 858 825 0.75      
8 E' 3136 3016 24.64      
8 E' 3136 3016 24.64      
9 E' 1467 1411 1.38      
9 E' 1467 1411 1.38      
10 E' 1052 1011 9.01      
10 E' 1052 1011 9.01      
11 E' 903 869 20.23      
11 E' 903 869 20.24      
12 E" 3213 3090 0.00      
12 E" 3213 3090 0.00      
13 E" 1209 1162 0.00      
13 E" 1209 1162 0.00      
14 E" 740 711 0.00      
14 E" 740 711 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17828.5 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 17143.9 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/cc-pVTZ
ABC
0.67780 0.67780 0.42402

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.866 0.000
C2 0.750 -0.433 0.000
C3 -0.750 -0.433 0.000
H4 0.000 1.453 0.909
H5 1.258 -0.727 0.909
H6 -1.258 -0.727 0.909
H7 0.000 1.453 -0.909
H8 1.258 -0.727 -0.909
H9 -1.258 -0.727 -0.909

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.49961.49961.08202.22382.22381.08202.22382.2238
C21.49961.49962.22381.08202.22382.22381.08202.2238
C31.49961.49962.22382.22381.08202.22382.22381.0820
H41.08202.22382.22382.51702.51701.81733.10453.1045
H52.22381.08202.22382.51702.51703.10451.81733.1045
H62.22382.22381.08202.51702.51703.10453.10451.8173
H71.08202.22382.22381.81733.10453.10452.51702.5170
H82.22381.08202.22383.10451.81733.10452.51702.5170
H92.22382.22381.08203.10453.10451.81732.51702.5170

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 118.043
C1 C2 H8 118.043 C1 C3 C2 60.000
C1 C3 H6 118.043 C1 C3 H9 118.043
C2 C1 C3 60.000 C2 C1 H4 118.043
C2 C1 H7 118.043 C2 C3 H6 118.043
C2 C3 H9 118.043 C3 C1 H4 118.043
C3 C1 H7 118.043 C3 C2 H5 118.043
C3 C2 H8 118.043 H4 C1 H7 114.243
H5 C2 H8 114.243 H6 C3 H9 114.243
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.203      
2 C -0.203      
3 C -0.203      
4 H 0.102      
5 H 0.102      
6 H 0.102      
7 H 0.102      
8 H 0.102      
9 H 0.102      


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 -20.602 0.000 0.000
y 0.000 -20.602 0.000
z 0.000 0.000 -18.306
Traceless
 xyz
x -1.148 0.000 0.000
y 0.000 -1.148 0.000
z 0.000 0.000 2.296
Polar
3z2-r24.592
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 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> 43.508
(<r2>)1/2 6.596