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All results from a given calculation for CHOCH2OH (hydroxy acetaldehyde)

using model chemistry: BLYP/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS H in 1A'
Energy calculated at BLYP/cc-pVDZ
 hartrees
Energy at 0K-228.990752
Energy at 298.15K-228.995638
Nuclear repulsion energy118.399166
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 BLYP/cc-pVDZ
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' 3454 3460 55.48      
2 A' 2859 2864 70.47      
3 A' 2809 2813 90.43      
4 A' 1715 1718 130.52      
5 A' 1421 1423 58.45      
6 A' 1390 1392 36.90      
7 A' 1330 1332 21.11      
8 A' 1255 1257 28.52      
9 A' 1086 1088 69.53      
10 A' 838 840 49.22      
11 A' 741 743 5.30      
12 A' 282 283 24.24      
13 A" 2860 2864 39.04      
14 A" 1190 1192 3.24      
15 A" 1054 1055 0.11      
16 A" 692 693 0.24      
17 A" 431 432 61.12      
18 A" 219 219 2.56      

Unscaled Zero Point Vibrational Energy (zpe) 12812.6 cm-1
Scaled (by 1.0016) Zero Point Vibrational Energy (zpe) 12833.1 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 BLYP/cc-pVDZ
ABC
0.60000 0.21622 0.16389

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.941 0.000
C2 0.935 -0.257 0.000
O3 -1.356 0.556 0.000
O4 0.500 -1.403 0.000
H5 -1.321 -0.433 0.000
H6 0.260 1.570 0.891
H7 0.260 1.570 -0.891
H8 2.041 -0.038 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 O4 H5 H6 H7 H8
C11.51941.41002.39641.90581.12141.12142.2638
C21.51942.43131.22592.26292.14172.14171.1273
O31.41002.43132.69860.98932.10582.10583.4490
O42.39641.22592.69862.06313.11273.11272.0584
H51.90582.26290.98932.06312.70242.70243.3851
H61.12142.14172.10583.11272.70241.78282.5601
H71.12142.14172.10583.11272.70241.78282.5601
H82.26381.12733.44902.05843.38512.56012.5601

picture of hydroxy acetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O4 121.228 C1 C2 H8 116.813
C1 O3 H5 103.794 C2 C1 O3 112.134
C2 C1 H6 107.429 C2 C1 H7 107.429
O3 C1 H6 112.080 O3 C1 H7 112.080
O4 C2 H8 121.960 H6 C1 H7 105.294
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.145      
2 C 0.101      
3 O -0.227      
4 O -0.173      
5 H 0.128      
6 H 0.021      
7 H 0.021      
8 H -0.016      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.692 1.137 0.000 2.038
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -24.191 3.503 0.000
y 3.503 -25.702 0.000
z 0.000 0.000 -22.993
Traceless
 xyz
x 0.157 3.503 0.000
y 3.503 -2.110 0.000
z 0.000 0.000 1.954
Polar
3z2-r23.907
x2-y21.511
xy3.503
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.004 0.183 0.000
y 0.183 5.250 0.000
z 0.000 0.000 3.006


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