return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Home > Geometry > Calculated > Calculated geometry OR Calculated > Geometry > Calculated geometry

Geometry for H2SO3 (Sulfurous acid) 1A' CS

1910171554
InChI=1S/H2O3S/c1-4(2)3/h(H2,1,2,3) INChIKey=LSNNMFCWUKXFEE-UHFFFAOYSA-N

HF/LANL2DZ


Point group is Cs
Atom Internal Principal
x (Å) y (Å) z (Å)   a (Å) b (Å) c (Å)
S1 0.3357 0.3759 0.0000   0.2240 0.3019 0.3357
O2 -1.2070 0.9095 0.0000   0.5419 0.7305 -1.2070
O3 0.3357 -0.7141 1.2968   0.6161 -1.3462 0.3357
O4 0.3357 -0.7141 -1.2968   -1.4670 0.1991 0.3357
H5 -0.5428 -0.9326 1.6235   0.7483 -1.7162 -0.5428
H6 -0.5428 -0.9326 -1.6235   -1.8595 0.2183 -0.5428
Atom - Atom Distances (Å)
  S1 O2 O3 O4 H5 H6
S1 1.6324 1.6941 1.6941 2.2627 2.2627
O2 1.6324 2.5881 2.5881 2.5437 2.5437
O3 1.6941 2.5881 2.5937 0.9624 3.0574
O4 1.6941 2.5881 2.5937 3.0574 0.9624
H5 2.2627 2.5437 0.9624 3.0574 3.2470
H6 2.2627 2.5437 3.0574 0.9624 3.2470
Maximum atom distance is 3.2470Å between atoms H5 and H6.
picture of Sulfurous acid
Calculated Bond Angles (degrees) (Ignoring Hydrogens)
atom1 atom2 atom3 angle         atom1 atom2 atom3 angle
O2 S1 O3 102.142 O2 S1 O4 102.142
O3 S1 O4 99.901
Calculated Bond Angles (degrees) (Involving Hydrogens)
atom1 atom2 atom3 angle         atom1 atom2 atom3 angle
S1 O3 H5 113.945 S1 O4 H6 113.945

For information on specific bond angles or dihedrals see the geometry comparison page in section Comparisons > Geometry > Bonds, angles.