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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: BLYP/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at BLYP/6-311G*
 hartrees
Energy at 0K-117.842780
Energy at 298.15K 
HF Energy-117.842780
Nuclear repulsion energy75.114513
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 BLYP/6-311G*
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' 3048 3041 0.00 273.91 0.04 0.07
2 A1' 1487 1484 0.00 3.41 0.68 0.81
3 A1' 1176 1173 0.00 28.73 0.08 0.14
4 A1" 1124 1121 0.00 0.00 0.75 0.86
5 A2' 1042 1039 0.00 0.00 0.75 0.86
6 A2" 3135 3127 60.60 0.00 0.75 0.86
7 A2" 846 844 0.45 0.00 0.75 0.86
8 E' 3041 3033 39.92 26.82 0.75 0.86
8 E' 3041 3033 39.92 26.82 0.75 0.86
9 E' 1448 1445 1.22 8.34 0.75 0.86
9 E' 1448 1445 1.22 8.34 0.75 0.86
10 E' 1014 1012 13.04 0.02 0.75 0.86
10 E' 1014 1012 13.04 0.02 0.75 0.86
11 E' 846 844 16.78 12.48 0.75 0.86
11 E' 846 844 16.78 12.48 0.75 0.86
12 E" 3111 3103 0.00 111.79 0.75 0.86
12 E" 3111 3103 0.00 111.79 0.75 0.86
13 E" 1188 1185 0.00 6.48 0.75 0.86
13 E" 1188 1185 0.00 6.48 0.75 0.86
14 E" 728 726 0.00 1.73 0.75 0.86
14 E" 728 726 0.00 1.72 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 17305.2 cm-1
Scaled (by 0.9975) Zero Point Vibrational Energy (zpe) 17261.9 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 BLYP/6-311G*
ABC
0.66175 0.66175 0.41289

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G*

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.878 0.000
C2 0.760 -0.439 0.000
C3 -0.760 -0.439 0.000
H4 0.000 1.472 0.915
H5 1.275 -0.736 0.915
H6 -1.275 -0.736 0.915
H7 0.000 1.472 -0.915
H8 1.275 -0.736 -0.915
H9 -1.275 -0.736 -0.915

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.52001.52001.09102.25072.25071.09102.25072.2507
C21.52001.52002.25071.09102.25072.25071.09102.2507
C31.52001.52002.25072.25071.09102.25072.25071.0910
H41.09102.25072.25072.54962.54961.82963.13813.1381
H52.25071.09102.25072.54962.54963.13811.82963.1381
H62.25072.25071.09102.54962.54963.13813.13811.8296
H71.09102.25072.25071.82963.13813.13812.54962.5496
H82.25071.09102.25073.13811.82963.13812.54962.5496
H92.25072.25071.09103.13813.13811.82962.54962.5496

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 118.157
C1 C2 H8 118.157 C1 C3 C2 60.000
C1 C3 H6 118.157 C1 C3 H9 118.157
C2 C1 C3 60.000 C2 C1 H4 118.157
C2 C1 H7 118.157 C2 C3 H6 118.157
C2 C3 H9 118.157 C3 C1 H4 118.157
C3 C1 H7 118.157 C3 C2 H5 118.157
C3 C2 H8 118.157 H4 C1 H7 113.966
H5 C2 H8 113.966 H6 C3 H9 113.966
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.400      
2 C -0.400      
3 C -0.400      
4 H 0.200      
5 H 0.200      
6 H 0.200      
7 H 0.200      
8 H 0.200      
9 H 0.200      


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 -21.042 0.000 0.000
y 0.000 -21.042 0.000
z 0.000 0.000 -18.652
Traceless
 xyz
x -1.195 0.000 0.000
y 0.000 -1.195 0.000
z 0.000 0.000 2.390
Polar
3z2-r24.780
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 4.995 0.000 0.000
y 0.000 4.995 0.000
z 0.000 0.000 4.684


<r2> (average value of r2) Å2
<r2> 44.529
(<r2>)1/2 6.673