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All results from a given calculation for CH2CHOH (ethenol)

using model chemistry: mPW1PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/3-21G*
 hartrees
Energy at 0K-152.917653
Energy at 298.15K-152.921859
Nuclear repulsion energy69.700428
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 mPW1PW91/3-21G*
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' 3575 3395 10.45      
2 A' 3295 3129 7.58      
3 A' 3241 3078 4.93      
4 A' 3197 3036 4.76      
5 A' 1722 1635 119.15      
6 A' 1502 1426 13.09      
7 A' 1402 1331 1.47      
8 A' 1370 1301 10.20      
9 A' 1109 1053 167.14      
10 A' 980 930 26.15      
11 A' 491 466 13.79      
12 A" 1038 986 29.18      
13 A" 891 847 125.59      
14 A" 719 683 0.05      
15 A" 507 481 152.31      

Unscaled Zero Point Vibrational Energy (zpe) 12518.5 cm-1
Scaled (by 0.9496) Zero Point Vibrational Energy (zpe) 11887.6 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 mPW1PW91/3-21G*
ABC
2.03312 0.34347 0.29383

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.226 -0.076 0.000
C2 0.000 0.438 0.000
O3 -1.204 -0.237 0.000
H4 1.412 -1.145 0.000
H5 2.088 0.576 0.000
H6 -0.177 1.506 0.000
H7 -1.046 -1.214 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7
C11.33002.43611.08491.08092.11542.5415
C21.33001.38072.12162.09281.08251.9554
O32.43611.38072.76963.39152.02300.9895
H41.08492.12162.76961.84933.09132.4594
H51.08092.09283.39151.84932.44913.6096
H62.11541.08252.02303.09132.44912.8553
H72.54151.95540.98952.45943.60962.8553

picture of ethenol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 127.967 C1 C2 H6 122.193
C2 C1 H4 122.613 C2 C1 H5 120.116
C2 O3 H7 110.086 O3 C2 H6 109.840
H4 C1 H5 117.271
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.520      
2 C 0.060      
3 O -0.575      
4 H 0.200      
5 H 0.219      
6 H 0.246      
7 H 0.370      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.653 -0.966 0.000 1.166
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.018 1.466 0.000
y 1.466 -13.703 0.000
z 0.000 0.000 -20.495
Traceless
 xyz
x -2.919 1.466 0.000
y 1.466 6.554 0.000
z 0.000 0.000 -3.635
Polar
3z2-r2-7.270
x2-y2-6.315
xy1.466
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.836 -0.151 0.000
y -0.151 3.578 0.000
z 0.000 0.000 1.041


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000