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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/STO-3G
 hartrees
Energy at 0K-116.309468
Energy at 298.15K-116.315725
HF Energy-116.309468
Nuclear repulsion energy74.535697
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 PBEPBEultrafine/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' 3344 3055 0.00      
2 A1' 1611 1472 0.00      
3 A1' 1289 1178 0.00      
4 A1" 1220 1115 0.00      
5 A2' 1164 1063 0.00      
6 A2" 3491 3190 0.01      
7 A2" 872 796 0.98      
8 E' 3333 3045 1.47      
8 E' 3333 3045 1.47      
9 E' 1565 1429 0.62      
9 E' 1565 1429 0.62      
10 E' 1175 1073 3.41      
10 E' 1175 1073 3.41      
11 E' 975 891 7.03      
11 E' 975 891 7.03      
12 E" 3481 3181 0.00      
12 E" 3481 3181 0.00      
13 E" 1269 1159 0.00      
13 E" 1269 1159 0.00      
14 E" 785 717 0.00      
14 E" 785 717 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 19079.1 cm-1
Scaled (by 0.9136) Zero Point Vibrational Energy (zpe) 17430.6 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 PBEPBEultrafine/STO-3G
ABC
0.65156 0.65156 0.40712

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.884 0.000
C2 0.766 -0.442 0.000
C3 -0.766 -0.442 0.000
H4 0.000 1.481 0.925
H5 1.283 -0.741 0.925
H6 -1.283 -0.741 0.925
H7 0.000 1.481 -0.925
H8 1.283 -0.741 -0.925
H9 -1.283 -0.741 -0.925

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.53141.53141.10052.26712.26711.10052.26712.2671
C21.53141.53142.26711.10052.26712.26711.10052.2671
C31.53141.53142.26712.26711.10052.26712.26711.1005
H41.10052.26712.26712.56532.56531.84923.16233.1623
H52.26711.10052.26712.56532.56533.16231.84923.1623
H62.26712.26711.10052.56532.56533.16233.16231.8492
H71.10052.26712.26711.84923.16233.16232.56532.5653
H82.26711.10052.26713.16231.84923.16232.56532.5653
H92.26712.26711.10053.16233.16231.84922.56532.5653

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 118.018
C1 C2 H8 118.018 C1 C3 C2 60.000
C1 C3 H6 118.018 C1 C3 H9 118.018
C2 C1 C3 60.000 C2 C1 H4 118.017
C2 C1 H7 118.017 C2 C3 H6 118.017
C2 C3 H9 118.017 C3 C1 H4 118.017
C3 C1 H7 118.017 C3 C2 H5 118.017
C3 C2 H8 118.017 H4 C1 H7 114.304
H5 C2 H8 114.304 H6 C3 H9 114.304
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/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 -19.132 0.000 0.000
y 0.000 -19.132 0.000
z 0.000 0.000 -17.290
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-r23.685
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 2.263 0.000 0.000
y 0.000 2.263 0.000
z 0.000 0.000 2.281


<r2> (average value of r2) Å2
<r2> 43.928
(<r2>)1/2 6.628