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Computational Chemistry Comparison and Benchmark DataBase
Release 22 (May 2022) Standard Reference Database 101
National Institute of Standards and Technology
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Geometry for HNCO (Isocyanic acid)
1A' CS
1910171554
InChI=1S/CHNO/c2-1-3/h2H INChIKey=OWIKHYCFFJSOEH-UHFFFAOYSA-N
BLYP/6-31G
Point group is Cs
| Atom |
Internal |
|
Principal |
| x (Å) |
y (Å) |
z (Å) |
|
a (Å) |
b (Å) |
c (Å) |
| H1 |
1.7707 |
-1.0349 |
0.0000 |
|
0.2499 |
2.0356 |
0.0000 |
| N2 |
0.7701 |
-0.8965 |
0.0000 |
|
-0.2464 |
1.1559 |
0.0000 |
| C3 |
0.0000 |
0.0548 |
0.0000 |
|
0.0436 |
-0.0332 |
0.0000 |
| O4 |
-0.8952 |
0.8727 |
0.0000 |
|
0.1517 |
-1.2409 |
0.0000 |
Atom - Atom Distances (Å)
| |
H1 |
N2 |
C3 |
O4 |
| H1 |
|
1.0101 |
2.0791 |
3.2780 |
| N2 |
1.0101 |
|
1.2239 |
2.4296 |
| C3 |
2.0791 |
1.2239 |
|
1.2126 |
| O4 |
3.2780 |
2.4296 |
1.2126 |
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Maximum atom distance is 3.2780Å
between atoms H1 and O4.
Calculated Bond Angles (degrees) (Ignoring Hydrogens)
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
|
N2 |
C3 |
O4 |
171.410 |
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Calculated Bond Angles (degrees) (Involving Hydrogens)
| atom1 |
atom2 |
atom3 |
angle |
|
atom1 |
atom2 |
atom3 |
angle |
|
H1 |
N2 |
C3 |
136.867 |
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For information on specific bond angles or dihedrals
see the geometry comparison page in section
Comparisons > Geometry > Bonds, angles.