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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: HSEh1PBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1'
Energy calculated at HSEh1PBE/STO-3G
 hartrees
Energy at 0K-116.354894
Energy at 298.15K 
HF Energy-116.354894
Nuclear repulsion energy75.181624
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 HSEh1PBE/STO-3G
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' 3458 3054 0.00 87.66 0.05 0.10
2 A1' 1674 1478 0.00 14.20 0.72 0.84
3 A1' 1344 1187 0.00 19.62 0.20 0.33
4 A1" 1267 1119 0.00 0.00 0.75 0.86
5 A2' 1224 1081 0.00 0.00 0.75 0.86
6 A2" 3604 3183 0.51 0.00 0.75 0.86
7 A2" 898 793 0.72 0.00 0.75 0.86
8 E' 3443 3041 3.20 8.64 0.75 0.86
8 E' 3443 3041 3.20 8.64 0.75 0.86
9 E' 1616 1427 0.70 8.37 0.75 0.86
9 E' 1616 1427 0.70 8.37 0.75 0.86
10 E' 1240 1095 2.08 0.00 0.75 0.86
10 E' 1240 1095 2.08 0.00 0.75 0.86
11 E' 1023 904 7.71 10.44 0.75 0.86
11 E' 1023 904 7.71 10.44 0.75 0.86
12 E" 3596 3176 0.00 40.57 0.75 0.86
12 E" 3596 3176 0.00 40.57 0.75 0.86
13 E" 1315 1161 0.00 11.86 0.75 0.86
13 E" 1315 1161 0.00 11.86 0.75 0.86
14 E" 815 720 0.00 2.17 0.75 0.86
14 E" 815 720 0.00 2.17 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19782.1 cm-1
Scaled (by 0.8831) Zero Point Vibrational Energy (zpe) 17469.5 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 HSEh1PBE/STO-3G
ABC
0.66304 0.66304 0.41445

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/STO-3G

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.876 0.000
C2 0.759 -0.438 0.000
C3 -0.759 -0.438 0.000
H4 0.000 1.469 0.917
H5 1.272 -0.735 0.917
H6 -1.272 -0.735 0.917
H7 0.000 1.469 -0.917
H8 1.272 -0.735 -0.917
H9 -1.272 -0.735 -0.917

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.51711.51711.09242.24822.24821.09242.24822.2482
C21.51711.51712.24821.09242.24822.24821.09242.2482
C31.51711.51712.24822.24821.09242.24822.24821.0924
H41.09242.24822.24822.54492.54491.83443.13713.1371
H52.24821.09242.24822.54492.54493.13711.83443.1371
H62.24822.24821.09242.54492.54493.13713.13711.8344
H71.09242.24822.24821.83443.13713.13712.54492.5449
H82.24821.09242.24823.13711.83443.13712.54492.5449
H92.24822.24821.09243.13713.13711.83442.54492.5449

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 118.060
C1 C2 H8 118.060 C1 C3 C2 60.000
C1 C3 H6 118.060 C1 C3 H9 118.060
C2 C1 C3 60.000 C2 C1 H4 118.060
C2 C1 H7 118.060 C2 C3 H6 118.060
C2 C3 H9 118.060 C3 C1 H4 118.060
C3 C1 H7 118.060 C3 C2 H5 118.060
C3 C2 H8 118.060 H4 C1 H7 114.201
H5 C2 H8 114.201 H6 C3 H9 114.201
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.172      
2 C -0.172      
3 C -0.172      
4 H 0.086      
5 H 0.086      
6 H 0.086      
7 H 0.086      
8 H 0.086      
9 H 0.086      


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 -19.181 0.000 0.000
y 0.000 -19.181 0.000
z 0.000 0.000 -17.339
Traceless
 xyz
x -0.921 0.000 0.000
y 0.000 -0.921 0.000
z 0.000 0.000 1.842
Polar
3z2-r23.684
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 2.217 0.000 0.000
y 0.000 2.217 0.000
z 0.000 0.000 2.245


<r2> (average value of r2) Å2
<r2> 43.407
(<r2>)1/2 6.588