return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH2CHCH3 (Propene)

using model chemistry: HF/cc-pVQZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/cc-pVQZ
 hartrees
Energy at 0K-117.124735
Energy at 298.15K 
HF Energy-117.124735
Nuclear repulsion energy71.276015
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/cc-pVQZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3354 3047 22.68 62.23 0.60 0.75
2 A' 3281 2981 7.26 160.69 0.17 0.29
3 A' 3270 2971 28.24 22.53 0.33 0.49
4 A' 3227 2931 19.50 71.98 0.71 0.83
5 A' 3152 2863 33.38 184.45 0.03 0.05
6 A' 1843 1674 17.01 41.33 0.11 0.19
7 A' 1611 1463 14.00 3.91 0.62 0.77
8 A' 1571 1427 0.66 17.27 0.51 0.68
9 A' 1529 1389 0.90 1.64 0.63 0.77
10 A' 1430 1299 0.04 27.31 0.28 0.44
11 A' 1285 1168 0.30 1.95 0.73 0.84
12 A' 1021 927 2.73 0.06 0.54 0.70
13 A' 974 885 2.21 10.33 0.09 0.17
14 A' 455 413 1.18 2.19 0.42 0.59
15 A" 3194 2902 31.35 82.90 0.75 0.86
16 A" 1597 1451 6.26 4.79 0.75 0.86
17 A" 1179 1071 4.89 2.61 0.75 0.86
18 A" 1116 1014 7.20 0.84 0.75 0.86
19 A" 1064 967 59.63 4.16 0.75 0.86
20 A" 642 583 12.39 2.83 0.75 0.86
21 A" 220 199 0.34 1.11 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 18507.3 cm-1
Scaled (by 0.9084) Zero Point Vibrational Energy (zpe) 16812.1 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/cc-pVQZ
ABC
1.59402 0.31348 0.27507

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVQZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.127 -0.516 0.000
C2 0.000 0.471 0.000
C3 1.279 0.164 0.000
H4 1.615 -0.857 0.000
H5 2.036 0.924 0.000
H6 -0.283 1.511 0.000
H7 -0.761 -1.534 0.000
H8 -1.757 -0.380 0.872
H9 -1.757 -0.380 -0.872

Atom - Atom Distances (Å)
  C1 C2 C3 H4 H5 H6 H7 H8 H9
C11.49882.50032.76303.47642.19571.08181.08461.0846
C21.49881.31492.09062.08631.07712.14512.13882.1388
C32.50031.31491.07491.07332.06172.65423.20543.2054
H42.76302.09061.07491.83023.03392.47033.51553.5155
H53.47642.08631.07331.83022.39243.72434.10564.1056
H62.19571.07712.06173.03392.39243.08212.55132.5513
H71.08182.14512.65422.47033.72433.08211.75671.7567
H81.08462.13883.20543.51554.10562.55131.75671.7445
H91.08462.13883.20543.51554.10562.55131.75671.7445

picture of Propene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 125.281 C1 C2 H6 115.989
C2 C1 H7 111.426 C2 C1 H8 110.745
C2 C1 H9 110.745 C2 C3 H4 121.718
C2 C3 H5 121.431 C3 C2 H6 118.731
H4 C3 H5 116.851 H7 C1 H8 108.356
H7 C1 H9 108.356 H8 C1 H9 107.065
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVQZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.179      
2 C -0.159      
3 C -0.254      
4 H 0.100      
5 H 0.126      
6 H 0.145      
7 H 0.076      
8 H 0.072      
9 H 0.072      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.395 -0.042 0.000 0.397
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.198 -0.294 0.000
y -0.294 -19.127 0.000
z 0.000 0.000 -22.080
Traceless
 xyz
x 1.406 -0.294 0.000
y -0.294 1.512 0.000
z 0.000 0.000 -2.917
Polar
3z2-r2-5.835
x2-y2-0.071
xy-0.294
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.305 -0.044 0.000
y -0.044 5.010 0.000
z 0.000 0.000 4.188


<r2> (average value of r2) Å2
<r2> 54.729
(<r2>)1/2 7.398