National Institute of Standards and Technology
Computational Chemistry Comparison and Benchmark DataBase
Release 22May 2022
NIST Standard Reference Database 101
IIntroduction
IIExperimental data
IIICalculated data
IVData comparisons
VCost comparisons
VIInput and output files
VIITutorials and Units
VIIILinks to other sites
IXFeedback
XOlder CCCBDB versions
XIIGeometries
XIII Vibrations
XIVReaction data
XVEntropy data
XVIBibliographic data
XVIIIon data
XVIIIBad calculations
XIXIndex of properties
XXH-bond dimers
XXIOddities

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II.B.4. (XII.A.4.)

List of experimental bond angles of type aHNN

Bond angles in degrees.
Click on an entry for more experimental geometry data.
Bond type Species Name Angle Comment
aHN=N N2H2 (E)-diazene 106.85
aHNN N2H4 Hydrazine 108.85
aHNN C2H3N3 1H-1,2,4-Triazole 110.90
aHN=N HN3 hydrogen azide 114.10
aHNN C3H4N2 1H-Pyrazole 118.40
Average 111.82 ±4.55
Min 106.85
Max 118.40