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

using model chemistry: B1B95/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 2A
Energy calculated at B1B95/3-21G
 hartrees
Energy at 0K-153.444723
Energy at 298.15K-153.449639
HF Energy-153.444723
Nuclear repulsion energy74.398918
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 B1B95/3-21G
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 3583 3428 12.78      
2 A 3166 3029 37.93      
3 A 3146 3009 18.77      
4 A 3108 2973 14.68      
5 A 3009 2879 32.53      
6 A 1559 1492 3.41      
7 A 1534 1468 10.40      
8 A 1467 1404 20.49      
9 A 1449 1386 0.25      
10 A 1282 1227 86.80      
11 A 1202 1150 56.83      
12 A 1078 1032 15.50      
13 A 1055 1009 41.52      
14 A 936 896 5.76      
15 A 589 564 21.12      
16 A 394 377 41.13      
17 A 364 349 148.95      
18 A 159 152 2.30      

Unscaled Zero Point Vibrational Energy (zpe) 14539.9 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 13910.3 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 B1B95/3-21G
ABC
1.50019 0.31277 0.27352

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.080 0.521 -0.098
C2 1.229 -0.173 0.010
O3 -1.175 -0.341 0.027
H4 -0.192 1.541 0.263
H5 1.236 -1.051 -0.642
H6 2.037 0.497 -0.293
H7 1.439 -0.522 1.032
H8 -2.015 0.173 -0.043

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7 H8
C11.48591.39881.08762.12142.12662.16181.9661
C21.48592.40992.24041.09341.09191.10063.2625
O31.39882.40992.13672.60063.33472.80640.9869
H41.08762.24042.13673.09442.52322.73962.2999
H52.12141.09342.60063.09441.77721.76703.5246
H62.12661.09193.33472.52321.77721.77494.0723
H72.16181.10062.80642.73961.76701.77493.6831
H81.96613.26250.98692.29993.52464.07233.6831

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 109.728 C1 C2 H6 110.232
C1 C2 H7 112.545 C1 O3 H8 109.791
C2 C1 O3 113.284 C2 C1 H4 120.258
O3 C1 H4 117.942 H5 C2 H6 108.830
H5 C2 H7 107.299 H6 C2 H7 108.096
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.010      
2 C -0.667      
3 O -0.551      
4 H 0.177      
5 H 0.232      
6 H 0.213      
7 H 0.216      
8 H 0.370      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.667 1.315 0.268 1.499
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.495 -2.149 0.107
y -2.149 -19.146 0.582
z 0.107 0.582 -20.071
Traceless
 xyz
x 5.114 -2.149 0.107
y -2.149 -1.863 0.582
z 0.107 0.582 -3.251
Polar
3z2-r2-6.501
x2-y24.651
xy-2.149
xz0.107
yz0.582


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.475 -0.064 0.034
y -0.064 3.447 0.042
z 0.034 0.042 2.358


<r2> (average value of r2) Å2
<r2> 51.636
(<r2>)1/2 7.186