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
CH2CHCH2CH3 1-Butene 119.9 112.0 7.9
C6H10O cyclohexanone 53.0 110.8 -57.8
C6H10O cyclohexanone 56.3 111.1 -54.8
C6H12 Cyclohexane 55.3 111.1 -55.8
C7H12 Norbornane 35.8 101.5 -65.7
C7H12 Norbornane 56.3 94.5 -38.2
C7H12 Norbornane 71.6 108.2 -36.6
C4H8 cyclobutane 27.5 87.7 -60.2
C5H8 1,4-Pentadiene -122.2 111.3 -233.5
C4F6 perfluorobutadiene 47.4 124.1 -76.7
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 123.1 123.8 -0.7

MP2/cc-pVDZ for dCCCC

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


Differences greater than 350 are in the 350 bin. Differences less than -250 are in the -250 bin.

histogram chart 10
histogram chart 8
histogram chart 6 histogram chart
histogram chart 4 histogram chart
histogram chart 2 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart
-250 -200 -150 -100 -50 0 50 100 150 200 250 300 350
Angle difference calc. - exp. (degrees)

  Species Name Difference (degrees)
Most negative difference C5H8 1,4-Pentadiene -233.5
Most positive difference CH2CHCH2CH3 1-Butene 7.9