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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: HF/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 HF/6-311G**
 hartrees
Energy at 0K-117.088500
Energy at 298.15K 
HF Energy-117.088500
Nuclear repulsion energy76.178150
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 HF/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' 3276 2976 0.00 265.21 0.04 0.08
2 A1' 1652 1500 0.00 2.46 0.37 0.54
3 A1' 1287 1169 0.00 38.23 0.08 0.15
4 A1" 1251 1137 0.00 0.00 0.00 0.00
5 A2' 1204 1094 0.00 0.00 0.00 0.00
6 A2" 3362 3054 58.07 0.00 0.04 0.09
7 A2" 914 831 0.10 0.00 0.00 0.00
8 E' 3261 2963 34.47 21.71 0.75 0.86
8 E' 3261 2963 34.47 21.71 0.75 0.86
9 E' 1588 1443 1.10 5.84 0.75 0.86
9 E' 1588 1443 1.10 5.84 0.75 0.86
10 E' 1167 1060 5.07 1.23 0.75 0.86
10 E' 1167 1060 5.07 1.23 0.75 0.86
11 E' 945 859 28.03 16.01 0.75 0.86
11 E' 945 859 28.03 16.01 0.75 0.86
12 E" 3338 3033 0.00 103.26 0.75 0.86
12 E" 3338 3033 0.00 103.26 0.75 0.86
13 E" 1312 1192 0.00 5.01 0.75 0.86
13 E" 1312 1192 0.00 5.01 0.75 0.86
14 E" 797 724 0.00 1.30 0.75 0.86
14 E" 797 724 0.00 1.30 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18880.9 cm-1
Scaled (by 0.9085) Zero Point Vibrational Energy (zpe) 17153.3 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 HF/6-311G**
ABC
0.68051 0.68051 0.42492

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

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 1.449 0.903
H5 1.255 -0.725 0.903
H6 -1.255 -0.725 0.903
H7 0.000 1.449 -0.903
H8 1.255 -0.725 -0.903
H9 -1.255 -0.725 -0.903

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.49921.49921.07572.21822.21821.07572.21822.2182
C21.49921.49922.21821.07572.21822.21821.07572.2182
C31.49921.49922.21822.21821.07572.21822.21821.0757
H41.07572.21822.21822.51042.51041.80693.09313.0931
H52.21821.07572.21822.51042.51043.09311.80693.0931
H62.21822.21821.07572.51042.51043.09313.09311.8069
H71.07572.21822.21821.80693.09313.09312.51042.5104
H82.21821.07572.21823.09311.80693.09312.51042.5104
H92.21822.21821.07573.09313.09311.80692.51042.5104

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 118.038
C1 C2 H8 118.038 C1 C3 C2 60.000
C1 C3 H6 118.038 C1 C3 H9 118.038
C2 C1 C3 60.000 C2 C1 H4 118.038
C2 C1 H7 118.038 C2 C3 H6 118.038
C2 C3 H9 118.038 C3 C1 H4 118.038
C3 C1 H7 118.038 C3 C2 H5 118.038
C3 C2 H8 118.038 H4 C1 H7 114.255
H5 C2 H8 114.255 H6 C3 H9 114.255
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.222      
2 C -0.222      
3 C -0.222      
4 H 0.111      
5 H 0.111      
6 H 0.111      
7 H 0.111      
8 H 0.111      
9 H 0.111      


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 -20.754 0.000 0.000
y 0.000 -20.754 0.000
z 0.000 0.000 -18.478
Traceless
 xyz
x -1.138 0.000 0.000
y 0.000 -1.138 0.000
z 0.000 0.000 2.277
Polar
3z2-r24.553
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 4.732 0.000 0.000
y 0.000 4.732 0.000
z 0.000 0.000 4.380


<r2> (average value of r2) Å2
<r2> 43.475
(<r2>)1/2 6.594