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All results from a given calculation for CH3CHOH (1-hydroxy-ethyl radical)

using model chemistry: mPW1PW91/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at mPW1PW91/6-31G(2df,p)
 hartrees
Energy at 0K-154.355106
Energy at 298.15K-154.360046
HF Energy-154.355106
Nuclear repulsion energy75.192041
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 mPW1PW91/6-31G(2df,p)
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 3906 3729 51.81      
2 A 3158 3015 47.62      
3 A 3143 3001 6.97      
4 A 3090 2950 17.83      
5 A 2996 2860 37.38      
6 A 1496 1428 4.15      
7 A 1471 1405 18.21      
8 A 1461 1395 8.31      
9 A 1392 1329 0.36      
10 A 1293 1235 144.61      
11 A 1238 1182 18.14      
12 A 1066 1018 25.09      
13 A 1022 976 5.20      
14 A 941 899 8.51      
15 A 589 562 17.01      
16 A 407 388 10.64      
17 A 360 344 120.83      
18 A 175 167 2.60      

Unscaled Zero Point Vibrational Energy (zpe) 14602.1 cm-1
Scaled (by 0.9547) Zero Point Vibrational Energy (zpe) 13940.6 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 mPW1PW91/6-31G(2df,p)
ABC
1.55047 0.31683 0.27820

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G(2df,p)

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.095 0.502 -0.100
C2 1.224 -0.161 0.011
O3 -1.163 -0.340 0.023
H4 -0.232 1.523 0.252
H5 1.287 -1.014 -0.673
H6 2.024 0.539 -0.239
H7 1.423 -0.547 1.023
H8 -1.969 0.177 -0.013

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48101.36581.08852.12982.12372.16041.9036
C21.48102.39432.23961.09461.09201.10123.2110
O31.36582.39432.09512.63503.31652.78050.9578
H41.08852.23962.09513.09802.50952.76032.2128
H52.12981.09462.63503.09801.77261.76423.5292
H62.12371.09203.31652.50951.77261.77064.0152
H72.16041.10122.78052.76031.76421.77063.6193
H81.90363.21100.95782.21283.52924.01523.6193

picture of 1-hydroxy-ethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 110.669 C1 C2 H6 110.335
C1 C2 H7 112.753 C1 O3 H8 108.752
C2 C1 O3 114.447 C2 C1 H4 120.525
O3 C1 H4 116.771 H5 C2 H6 108.320
H5 C2 H7 106.918 H6 C2 H7 107.668
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.032      
2 C -0.464      
3 O -0.385      
4 H 0.114      
5 H 0.156      
6 H 0.148      
7 H 0.145      
8 H 0.318      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.578 1.103 0.252 1.270
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.986 -1.861 -0.040
y -1.861 -18.907 0.507
z -0.040 0.507 -19.845
Traceless
 xyz
x 4.390 -1.861 -0.040
y -1.861 -1.491 0.507
z -0.040 0.507 -2.898
Polar
3z2-r2-5.797
x2-y23.921
xy-1.861
xz-0.040
yz0.507


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.772 -0.121 0.036
y -0.121 3.905 0.040
z 0.036 0.040 3.064


<r2> (average value of r2) Å2
<r2> 51.016
(<r2>)1/2 7.143