return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
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Compare Angles

18 10 26 16 25

Click on entry for experimental details.
Species Name Experimental Angle Calculated Angle Difference
NH2CONH2 Urea 118.6 119.4 -0.8
C6H5NH2 aniline 113.9 118.3 -4.4
CH3NH2 methyl amine 105.8 114.1 -8.3
CHONH2 formamide 121.6 119.4 2.2
N2H4 Hydrazine 106.0 116.7 -10.7
NH3 Ammonia 106.7 118.4 -11.7
NH2OH hydroxylamine 103.3 110.4 -7.1
NH2 Amino radical 103.4 105.5 -2.1

B1B95/CEP-31G for aHNH

Histogram of angle differences (in degrees) vs number of species


Differences greater than 12 are in the 12 bin. Differences less than -12 are in the -12 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4
histogram chart 2
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart
-12 -10 -8 -6 -4 -2 0 2 4 6 8 10 12
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference NH3 Ammonia -11.7
Most positive difference CHONH2 formamide 2.2