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All results from a given calculation for H2SO4 (Sulfuric acid)

using model chemistry: B3LYPultrafine/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYPultrafine/cc-pVTZ
 hartrees
Energy at 0K-700.410395
Energy at 298.15K-700.415407
HF Energy-700.410395
Nuclear repulsion energy286.746971
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 B3LYPultrafine/cc-pVTZ
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 3760 3635 45.04      
2 A 1197 1157 161.91      
3 A 1154 1116 76.38      
4 A 794 768 107.87      
5 A 525 508 39.12      
6 A 422 408 14.78      
7 A 360 348 1.54      
8 A 235 228 103.40      
9 B 3756 3631 199.78      
10 B 1446 1397 271.26      
11 B 1167 1128 84.74      
12 B 852 823 330.97      
13 B 534 516 24.44      
14 B 480 464 41.65      
15 B 312 302 57.45      

Unscaled Zero Point Vibrational Energy (zpe) 8496.3 cm-1
Scaled (by 0.9667) Zero Point Vibrational Energy (zpe) 8213.4 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 B3LYPultrafine/cc-pVTZ
ABC
0.16654 0.16319 0.15732

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.160
O2 0.000 1.267 0.832
O3 0.000 -1.267 0.832
O4 1.248 -0.044 -0.854
O5 -1.248 0.044 -0.854
H6 -1.472 -0.865 -1.104
H7 1.472 0.865 -1.104

Atom - Atom Distances (Å)
  S1 O2 O3 O4 O5 H6 H7
S11.43401.43401.60911.60912.12472.1247
O21.43402.53432.47352.42823.23432.4651
O31.43402.53432.42822.47352.46513.2343
O41.60912.47352.42822.49822.85260.9687
O51.60912.42822.47352.49820.96872.8526
H62.12473.23432.46512.85260.96873.4146
H72.12472.46513.23430.96872.85263.4146

picture of Sulfuric acid state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 O4 H7 108.452 S1 O5 H6 108.452
O2 S1 O3 124.180 O2 S1 O4 108.611
O2 S1 O5 105.726 O3 S1 O4 105.726
O3 S1 O5 108.611 O4 S1 O5 101.838
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYPultrafine/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S 1.009      
2 O -0.423      
3 O -0.423      
4 O -0.312      
5 O -0.312      
6 H 0.230      
7 H 0.230      


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 -3.076 3.076
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.766 5.340 0.016
y 5.340 -36.628 0.021
z 0.016 0.021 -34.649
Traceless
 xyz
x 3.872 5.340 0.016
y 5.340 -3.420 0.021
z 0.016 0.021 -0.452
Polar
3z2-r2-0.904
x2-y24.862
xy5.340
xz0.016
yz0.021


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.522 0.270 0.000
y 0.270 5.050 0.002
z 0.000 0.002 4.483


<r2> (average value of r2) Å2
<r2> 103.522
(<r2>)1/2 10.175