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 118.6 119.0 -0.4
C6H5NH2 aniline 113.9 116.0 -2.1
CH3NH2 methyl amine 105.8 111.7 -5.9
CHONH2 formamide 121.6 119.2 2.4
CHSNH2 thioformamide 121.7 118.7 3.0
N2H4 Hydrazine 106.0 113.2 -7.2
NH3 Ammonia 106.7 114.8 -8.1
LiNH2 lithium amide 106.9 107.5 -0.6
NH2OH hydroxylamine 103.3 110.1 -6.8
NH2 Amino radical 103.4 108.1 -4.7
NH2SH Thiohydroxylamine 110.2 115.1 -4.9
NH2SH Thiohydroxylamine 111.6 115.1 -3.5
BH2NH2 Boranamine 114.2 114.3 -0.1
NH2F monofluoroamine 106.3 110.1 -3.9

MP2/LANL2DZ for aHNH

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


Differences greater than 3 are in the 3 bin. Differences less than -9 are in the -9 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 histogram chart histogram chart histogram chart
-9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference NH3 Ammonia -8.1
Most positive difference CHSNH2 thioformamide 3.0