return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Home > Geometry > Experimental > Same bond/angle many molecules OR Comparisons > Geometry > Bonds, angles > Same bond/angle many molecules

Compare Bonds

18 10 26 16 45

CCSD=FULL/aug-cc-pVQZ for rCH

Histogram of Bond length differences (in Å) vs number of species


Differences greater than 0.040 are in the 0.040 bin. Differences less than -0.020 are in the -0.020 bin.

histogram chart 10
histogram chart 8
histogram chart 6
histogram chart 4 histogram chart histogram chart
histogram chart 2 histogram chart histogram chart histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart
-0.020 -0.015 -0.010 -0.005 0.000 0.005 0.010 0.015 0.020 0.025 0.030 0.035 0.040
bond length difference calc. - exp. (Å)

  Species Name Difference (Å)
Most negative difference CH3SH Methanethiol-0.020
Most positive difference HCO Formyl radical0.033

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
CH3SH Methanethiol 1.104 -0.020
CH2Cl chloromethyl radical 1.090 -0.018
HCCl Chloromethylene 1.119 -0.016
H2CO Formaldehyde 1.111 -0.013
CH2CS Thioketene 1.090 -0.013
CH2CHF Ethene, fluoro- 1.087 -0.012
CH2 Methylene 1.085 -0.011
HCOOH Formic acid 1.097 -0.007
CH2CHF Ethene, fluoro- 1.082 -0.005
CH3 Methyl radical 1.079 -0.004
H2CS Thioformaldehyde 1.087 -0.004
CH Methylidyne 1.120 -0.004
C2H2 Acetylene 1.063 -0.004
CH4 Methane 1.087 -0.002
CH2Br2 dibromomethane 1.079 -0.002
HCN Hydrogen cyanide 1.064 -0.001
CH2CHF Ethene, fluoro- 1.077 -0.001
CH2F2 Methane, difluoro- 1.084 0.001
HCCF Fluoroacetylene 1.053 0.004
C2H Ethynyl radical 1.047 0.013
HCNO fulminic acid 1.027 0.030
HCO Formyl radical 1.080 0.033