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All results from a given calculation for HOClO (Chlorous acid)

using model chemistry: B1B95/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no C1 1A
1 2 yes CS 1A'

Conformer 1 (C1)

Jump to S1C2
Energy calculated at B1B95/STO-3G
 hartrees
Energy at 0K-603.920291
Energy at 298.15K 
HF Energy-603.920291
Nuclear repulsion energy99.499242
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/STO-3G
Rotational Constants (cm-1) from geometry optimized at B1B95/STO-3G
See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 -0.151 -0.559 0.021
O2 1.523 0.393 -0.113
O3 -1.382 0.681 -0.028
H4 1.435 0.910 0.781

Atom - Atom Distances (Å)
  Cl1 O2 O3 H4
Cl11.93021.74822.2911
O21.93022.92061.0365
O31.74822.92062.9403
H42.29111.03652.9403

picture of Chlorous acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 O2 H4 96.448 O2 Cl1 O3 105.011
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.128      
2 O -0.151      
3 O -0.158      
4 H 0.181      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.007 0.132 1.133 1.522
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -21.765 1.739 1.494
y 1.739 -20.301 0.997
z 1.494 0.997 -20.670
Traceless
 xyz
x -1.280 1.739 1.494
y 1.739 0.917 0.997
z 1.494 0.997 0.363
Polar
3z2-r20.725
x2-y2-1.465
xy1.739
xz1.494
yz0.997


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


<r2> (average value of r2) Å2
<r2> 61.156
(<r2>)1/2 7.820

Conformer 2 (CS)

Jump to S1C1
Energy calculated at B1B95/STO-3G
 hartrees
Energy at 0K-603.933110
Energy at 298.15K-603.935400
HF Energy-603.933110
Nuclear repulsion energy103.893226
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/STO-3G
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' 2234 1973 23.65      
2 A' 1488 1314 239.27      
3 A' 865 764 11.75      
4 A' 641 566 11.25      
5 A' 638 564 1.29      
6 A" 1085 958 76.35      

Unscaled Zero Point Vibrational Energy (zpe) 3475.7 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 3069.1 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 B1B95/STO-3G
ABC
0.45065 0.40679 0.21380

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Cl1 0.000 0.747 0.000
O2 -1.138 -0.718 0.000
O3 1.138 -0.718 0.000
H4 -0.000 -1.213 0.000

Atom - Atom Distances (Å)
  Cl1 O2 O3 H4
Cl11.85481.85471.9596
O21.85482.27641.2411
O31.85472.27641.2413
H41.95961.24111.2413

picture of Chlorous acid state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Cl1 O2 H4 75.654 O2 Cl1 O3 75.707
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Cl 0.096      
2 O -0.145      
3 O -0.145      
4 H 0.194      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.000 -0.210 0.000 0.210
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -23.017 0.000 0.000
y 0.000 -19.146 0.000
z 0.000 0.000 -21.641
Traceless
 xyz
x -2.624 0.000 0.000
y 0.000 3.184 0.000
z 0.000 0.000 -0.560
Polar
3z2-r2-1.120
x2-y2-3.872
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.961 0.000 0.000
y 0.000 2.367 0.000
z 0.000 0.000 0.067


<r2> (average value of r2) Å2
<r2> 53.204
(<r2>)1/2 7.294