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
PH3 Phosphine 93.3 93.9 -0.6
P2H4 Diphosphine 92.0 93.2 -1.2
PH2 Phosphino radical 91.5 91.8 -0.3
BH3PH3 borane phosphine 101.3 99.0 2.3

B3LYP/CEP-31G for aHPH

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


Differences greater than 4.5 are in the 4.5 bin. Differences less than -1.5 are in the -1.5 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
-1.5 -1 -0.5 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference P2H4 Diphosphine -1.2
Most positive difference BH3PH3 borane phosphine 2.3