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All results from a given calculation for CH2(OH)2 (methanediol)

using model chemistry: M06-2X/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at M06-2X/6-31+G**
 hartrees
Energy at 0K-190.880187
Energy at 298.15K-190.885425
HF Energy-190.880187
Nuclear repulsion energy81.643956
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 M06-2X/6-31+G**
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 3887 3701 35.70      
2 A 3095 2947 58.38      
3 A 1538 1464 0.82      
4 A 1388 1321 3.08      
5 A 1204 1146 0.02      
6 A 1079 1027 117.78      
7 A 576 549 93.89      
8 A 399 380 59.79      
9 B 3886 3701 63.56      
10 B 3149 2998 46.99      
11 B 1458 1388 70.47      
12 B 1359 1294 34.30      
13 B 1131 1076 265.72      
14 B 1005 957 26.15      
15 B 365 348 217.19      

Unscaled Zero Point Vibrational Energy (zpe) 12758.7 cm-1
Scaled (by 0.9522) Zero Point Vibrational Energy (zpe) 12148.8 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 M06-2X/6-31+G**
ABC
1.39115 0.34338 0.30366

See section I.F.4 to change rotational constant units
Geometric Data calculated at M06-2X/6-31+G**

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.532
O2 0.000 1.164 -0.247
O3 0.000 -1.164 -0.247
H4 -0.894 -0.071 1.160
H5 0.894 0.071 1.160
H6 -0.807 1.177 -0.777
H7 0.807 -1.177 -0.777

Atom - Atom Distances (Å)
  C1 O2 O3 H4 H5 H6 H7
C11.40111.40111.09451.09451.93641.9364
O21.40112.32872.07501.99340.96512.5325
O31.40112.32871.99342.07502.53250.9651
H41.09452.07501.99341.79302.30582.8045
H51.09451.99342.07501.79302.80452.3058
H61.93640.96512.53252.30582.80452.8539
H71.93642.53250.96512.80452.30582.8539

picture of methanediol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 H6 108.434 C1 O3 H7 108.434
O2 C1 O3 112.407 O2 C1 H4 111.910
O2 C1 H5 105.366 O3 C1 H4 105.366
O3 C1 H5 111.910 H4 C1 H5 109.995
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at M06-2X/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.095      
2 O -0.553      
3 O -0.553      
4 H 0.139      
5 H 0.139      
6 H 0.366      
7 H 0.366      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -0.123 0.123
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -15.829 -3.833 0.000
y -3.833 -23.166 0.000
z 0.000 0.000 -16.570
Traceless
 xyz
x 4.039 -3.833 0.000
y -3.833 -6.966 0.000
z 0.000 0.000 2.927
Polar
3z2-r25.854
x2-y27.337
xy-3.833
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.170 -0.110 0.000
y -0.110 3.441 0.000
z 0.000 0.000 3.333


<r2> (average value of r2) Å2
<r2> 45.514
(<r2>)1/2 6.746