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All results from a given calculation for CH2CHOH (ethenol)

using model chemistry: QCISD(T)/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD(T)/6-31+G**
 hartrees
Energy at 0K-153.410518
Energy at 298.15K-153.414567
HF Energy-152.905779
Nuclear repulsion energy69.797732
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 QCISD(T)/6-31+G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3845 3611        
2 A' 3315 3113        
3 A' 3265 3066        
4 A' 3207 3012        
5 A' 1708 1604        
6 A' 1475 1385        
7 A' 1363 1280        
8 A' 1328 1247        
9 A' 1121 1053        
10 A' 961 902        
11 A' 484 455        
12 A" 967 908        
13 A" 771 724        
14 A" 689 647        
15 A" 407 382        

Unscaled Zero Point Vibrational Energy (zpe) 12454.0 cm-1
Scaled (by 0.939) Zero Point Vibrational Energy (zpe) 11694.3 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 QCISD(T)/6-31+G**
ABC
1.98364 0.34688 0.29525

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD(T)/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.223 -0.107 0.000
C2 0.000 0.451 0.000
O3 -1.202 -0.219 0.000
H4 1.370 -1.181 0.000
H5 2.099 0.525 0.000
H6 -0.162 1.521 0.000
H7 -1.029 -1.171 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 H4 H5 H6 H7
C11.34402.42721.08441.08052.13762.4906
C21.34401.37592.13112.10021.08261.9206
O32.42721.37592.74633.38362.02720.9671
H41.08442.13112.74631.85573.10692.3996
H51.08052.10023.38361.85572.47073.5583
H62.13761.08262.02723.10692.47072.8281
H72.49061.92060.96712.39963.55832.8281

picture of ethenol state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 126.342 C1 C2 H6 123.140
C2 C1 H4 122.344 C2 C1 H5 119.655
C2 O3 H7 108.856 O3 C2 H6 110.518
H4 C1 H5 118.001
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability