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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: B3PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at B3PW91/6-31+G**
 hartrees
Energy at 0K-117.867725
Energy at 298.15K-117.874080
Nuclear repulsion energy75.714099
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 B3PW91/6-31+G**
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' 3158 3032 0.00      
2 A1' 1528 1467 0.00      
3 A1' 1231 1182 0.00      
4 A1" 1148 1102 0.00      
5 A2' 1083 1039 0.00      
6 A2" 3250 3121 29.40      
7 A2" 862 827 1.09      
8 E' 3149 3024 25.65      
8 E' 3149 3024 25.65      
9 E' 1472 1413 1.16      
9 E' 1472 1413 1.16      
10 E' 1055 1013 13.22      
10 E' 1055 1013 13.22      
11 E' 904 868 25.05      
11 E' 904 868 25.06      
12 E" 3231 3102 0.00      
12 E" 3231 3102 0.00      
13 E" 1210 1161 0.00      
13 E" 1210 1161 0.00      
14 E" 742 713 0.00      
14 E" 742 713 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 17891.4 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 17177.6 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 B3PW91/6-31+G**
ABC
0.67261 0.67261 0.42066

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31+G**

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.869 0.000
C2 0.753 -0.435 0.000
C3 -0.753 -0.435 0.000
H4 0.000 1.460 0.912
H5 1.264 -0.730 0.912
H6 -1.264 -0.730 0.912
H7 0.000 1.460 -0.912
H8 1.264 -0.730 -0.912
H9 -1.264 -0.730 -0.912

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.50531.50531.08622.23282.23281.08622.23282.2328
C21.50531.50532.23281.08622.23282.23281.08622.2328
C31.50531.50532.23282.23281.08622.23282.23281.0862
H41.08622.23282.23282.52802.52801.82343.11703.1170
H52.23281.08622.23282.52802.52803.11701.82343.1170
H62.23282.23281.08622.52802.52803.11703.11701.8234
H71.08622.23282.23281.82343.11703.11702.52802.5280
H82.23281.08622.23283.11701.82343.11702.52802.5280
H92.23282.23281.08623.11703.11701.82342.52802.5280

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 118.083
C1 C2 H8 118.083 C1 C3 C2 60.000
C1 C3 H6 118.083 C1 C3 H9 118.083
C2 C1 C3 60.000 C2 C1 H4 118.083
C2 C1 H7 118.083 C2 C3 H6 118.083
C2 C3 H9 118.083 C3 C1 H4 118.083
C3 C1 H7 118.083 C3 C2 H5 118.083
C3 C2 H8 118.083 H4 C1 H7 114.145
H5 C2 H8 114.145 H6 C3 H9 114.145
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.327      
2 C -0.327      
3 C -0.327      
4 H 0.163      
5 H 0.163      
6 H 0.163      
7 H 0.163      
8 H 0.163      
9 H 0.163      


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 -20.731 0.000 0.000
y 0.000 -20.731 0.000
z 0.000 0.000 -18.287
Traceless
 xyz
x -1.222 0.000 0.000
y 0.000 -1.222 0.000
z 0.000 0.000 2.444
Polar
3z2-r24.888
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> 43.804
(<r2>)1/2 6.618