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/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
histogram chart 6 histogram chart
histogram chart 4 histogram chart histogram chart
histogram chart 2 histogram chart 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
-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-0.017
Most positive difference HCO Formyl radical0.036

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
CH3SH Methanethiol 1.104 -0.017
CH2Cl chloromethyl radical 1.090 -0.016
HCCl Chloromethylene 1.119 -0.013
H2CO Formaldehyde 1.111 -0.011
CH2CS Thioketene 1.090 -0.011
CH2PH Phosphaethene 1.090 -0.009
CH2 Methylene 1.085 -0.009
CH2PH Phosphaethene 1.090 -0.008
CH2CO Ketene 1.083 -0.007
HCOOH Formic acid 1.097 -0.005
CH2Cl2 Methylene chloride 1.085 -0.004
CH3 Methyl radical 1.079 -0.002
H2CS Thioformaldehyde 1.087 -0.002
C2H6 Ethane 1.091 -0.002
CH Methylidyne 1.120 -0.001
C2H2 Acetylene 1.063 -0.001
CH4 Methane 1.087 -0.000
CH3Br methyl bromide 1.082 0.000
CH2Br2 dibromomethane 1.079 0.001
HCN Hydrogen cyanide 1.064 0.001
CH2F2 Methane, difluoro- 1.084 0.003
HCCF Fluoroacetylene 1.053 0.007
C2H Ethynyl radical 1.047 0.016
HCNO fulminic acid 1.027 0.032
HCO Formyl radical 1.080 0.036