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All results from a given calculation for C3H6 (Cyclopropane)

using model chemistry: TPSSh/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 TPSSh/STO-3G
 hartrees
Energy at 0K-116.517086
Energy at 298.15K 
HF Energy-116.517086
Nuclear repulsion energy74.808175
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 TPSSh/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' 3413 3413 0.00 93.36 0.05 0.09
2 A1' 1661 1661 0.00 15.38 0.74 0.85
3 A1' 1317 1317 0.00 20.14 0.18 0.31
4 A1" 1258 1258 0.00 0.00 0.75 0.86
5 A2' 1198 1198 0.00 0.00 0.75 0.86
6 A2" 3559 3559 0.00 0.00 0.75 0.86
7 A2" 885 885 0.34 0.00 0.75 0.86
8 E' 3401 3401 1.72 9.23 0.75 0.86
8 E' 3401 3401 1.72 9.23 0.75 0.86
9 E' 1611 1611 0.03 8.92 0.75 0.86
9 E' 1611 1611 0.03 8.92 0.75 0.86
10 E' 1218 1218 1.36 0.01 0.75 0.86
10 E' 1218 1218 1.36 0.01 0.75 0.86
11 E' 1004 1004 6.24 10.86 0.75 0.86
11 E' 1004 1004 6.24 10.86 0.75 0.86
12 E" 3550 3550 0.00 42.71 0.75 0.86
12 E" 3550 3550 0.00 42.71 0.75 0.86
13 E" 1306 1306 0.00 12.63 0.75 0.86
13 E" 1306 1306 0.00 12.63 0.75 0.86
14 E" 802 802 0.00 2.19 0.75 0.86
14 E" 802 802 0.00 2.20 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 19537.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 19537.9 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 TPSSh/STO-3G
ABC
0.65630 0.65630 0.40996

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

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.881 0.000
C2 0.763 -0.441 0.000
C3 -0.763 -0.441 0.000
H4 0.000 1.476 0.921
H5 1.278 -0.738 0.921
H6 -1.278 -0.738 0.921
H7 0.000 1.476 -0.921
H8 1.278 -0.738 -0.921
H9 -1.278 -0.738 -0.921

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.52621.52621.09602.25882.25881.09602.25882.2588
C21.52621.52622.25881.09602.25882.25881.09602.2588
C31.52621.52622.25882.25881.09602.25882.25881.0960
H41.09602.25882.25882.55612.55611.84143.15033.1503
H52.25881.09602.25882.55612.55613.15031.84143.1503
H62.25882.25881.09602.55612.55613.15033.15031.8414
H71.09602.25882.25881.84143.15033.15032.55612.5561
H82.25881.09602.25883.15031.84143.15032.55612.5561
H92.25882.25881.09603.15033.15031.84142.55612.5561

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 118.025
C1 C2 H8 118.025 C1 C3 C2 60.000
C1 C3 H6 118.025 C1 C3 H9 118.025
C2 C1 C3 60.000 C2 C1 H4 118.025
C2 C1 H7 118.025 C2 C3 H6 118.025
C2 C3 H9 118.025 C3 C1 H4 118.025
C3 C1 H7 118.025 C3 C2 H5 118.025
C3 C2 H8 118.025 H4 C1 H7 114.285
H5 C2 H8 114.285 H6 C3 H9 114.285
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.153      
2 C -0.153      
3 C -0.153      
4 H 0.077      
5 H 0.077      
6 H 0.077      
7 H 0.077      
8 H 0.077      
9 H 0.077      


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


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.273 0.000 0.000
y 0.000 2.273 0.000
z 0.000 0.000 2.303


<r2> (average value of r2) Å2
<r2> 43.804
(<r2>)1/2 6.618