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All results from a given calculation for C3H5OH (Cyclopropanol)

using model chemistry: HF/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/3-21G*
 hartrees
Energy at 0K-190.832579
Energy at 298.15K-190.839740
HF Energy-190.832579
Nuclear repulsion energy124.248246
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/3-21G*
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 3851 3476 13.50      
2 A 3430 3096 9.54      
3 A 3411 3079 2.73      
4 A 3339 3014 13.80      
5 A 3329 3005 20.51      
6 A 3323 2999 15.13      
7 A 1633 1474 6.97      
8 A 1601 1445 5.11      
9 A 1537 1387 4.88      
10 A 1396 1260 92.70      
11 A 1311 1184 1.37      
12 A 1283 1158 32.76      
13 A 1276 1152 14.69      
14 A 1259 1137 26.66      
15 A 1224 1105 2.86      
16 A 1191 1075 18.93      
17 A 1035 934 9.83      
18 A 998 901 31.82      
19 A 898 811 15.50      
20 A 869 784 5.36      
21 A 822 742 9.80      
22 A 426 385 18.51      
23 A 406 367 9.21      
24 A 349 315 164.92      

Unscaled Zero Point Vibrational Energy (zpe) 20097.9 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 18140.3 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/3-21G*
ABC
0.55755 0.23001 0.19860

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.227 -0.015 0.495
C2 0.908 -0.745 -0.142
C3 0.886 0.777 -0.140
O4 -1.461 -0.110 -0.196
H5 -0.294 -0.019 1.566
H6 1.615 -1.247 0.487
H7 0.676 -1.227 -1.069
H8 1.572 1.295 0.499
H9 0.664 1.254 -1.074
H10 -1.954 0.718 -0.116

Atom - Atom Distances (Å)
  C1 C2 C3 O4 H5 H6 H7 H8 H9 H10
C11.49211.50621.41751.07262.21582.17512.22502.20561.9731
C21.49211.52142.45292.21111.07111.07052.23842.21843.2142
C31.50621.52142.50902.22192.24062.21811.07151.07152.8406
O41.41752.45292.50902.11483.34932.56433.41372.67270.9669
H51.07262.21112.22192.11482.51343.05672.51933.08302.4747
H62.21581.07112.24063.34932.51341.81732.54213.09754.1182
H72.17511.07052.21812.56433.05671.81733.10152.48063.4071
H82.22502.23841.07153.41372.51932.54213.10151.81663.6254
H92.20562.21841.07152.67273.08303.09752.48061.81662.8386
H101.97313.21422.84060.96692.47474.11823.40713.62542.8386

picture of Cyclopropanol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 59.967 C1 C2 H6 118.716
C1 C2 H7 115.173 C1 C3 C2 59.054
C1 C3 H8 118.376 C1 C3 H9 116.651
C1 O4 H10 110.253 C2 C1 C3 60.979
C2 C1 O4 114.896 C2 C1 H5 118.185
C2 C3 H8 118.340 C2 C3 H9 116.583
C3 C1 O4 118.190 C3 C1 H5 118.016
C3 C2 H6 118.562 C3 C2 H7 116.622
O4 C1 H5 115.571 H6 C2 H7 116.112
H8 C3 H9 115.925
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.055      
2 C -0.447      
3 C -0.479      
4 O -0.670      
5 H 0.216      
6 H 0.227      
7 H 0.257      
8 H 0.224      
9 H 0.241      
10 H 0.376      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.544 1.594 0.861 1.892
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -25.111 -3.710 -0.090
y -3.710 -24.432 -0.235
z -0.090 -0.235 -24.140
Traceless
 xyz
x -0.826 -3.710 -0.090
y -3.710 0.193 -0.235
z -0.090 -0.235 0.632
Polar
3z2-r21.264
x2-y2-0.679
xy-3.710
xz-0.090
yz-0.235


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.680 -0.277 0.147
y -0.277 4.473 0.003
z 0.147 0.003 4.003


<r2> (average value of r2) Å2
<r2> 73.388
(<r2>)1/2 8.567