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

MP2/CEP-31G for rCO

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


Differences greater than 0.110 are in the 0.110 bin. Differences less than -0.010 are in the -0.010 bin.

histogram chart 40
histogram chart 35 histogram chart
histogram chart 30 histogram chart
histogram chart 25 histogram chart histogram chart
histogram chart 20 histogram chart histogram chart
histogram chart 15 histogram chart histogram chart
histogram chart 10 histogram chart histogram chart histogram chart
histogram chart 5 histogram chart 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 histogram chart histogram chart
-0.010 0.000 0.010 0.020 0.030 0.040 0.050 0.060 0.070 0.080 0.090 0.100 0.110
bond length difference calc. - exp. (Å)

  Species Name Difference (Å)
Most negative difference HCO Formyl radical0.006
Most positive difference C2H4O Ethylene oxide0.116

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
HCO Formyl radical 1.198 0.006
FCO Carbonyl fluoride 1.180 0.007
CO+ carbon monoxide cation 1.115 0.011
C5H8O 2H-Pyran, 3,4-dihydro- 1.405 0.025
C6H5OCH3 Anisole 1.399 0.035
H2COO Dioxymethyl radical 1.272 0.039
C2H4O4 Formic acid dimer 1.217 0.041
C5H12O Butane, 1-methoxy- 1.448 0.041
C2H4O4 Formic acid dimer 1.320 0.043
CF3COOH trifluoroacetic acid 1.353 0.044
HOCO+ Hydrocarboxyl cation 1.140 0.051
C3H2O3 vinylene carbonate 1.191 0.052
CF2O Carbonic difluoride 1.174 0.052
C6H5OCH3 Anisole 1.433 0.053
C3H3NO Oxazole 1.370 0.054
C3H3NO Oxazole 1.357 0.055
HFCO formyl fluoride 1.181 0.055
CH3COOH Acetic acid 1.212 0.056
C2H2O4 Oxalic Acid 1.336 0.056
BH3CO Borane carbonyl 1.135 0.056
C6H10O cyclohexanone 1.229 0.057
CH3COF Acetyl fluoride 1.181 0.058
CH3COCl Acetyl Chloride 1.187 0.058
HOCH2COOH Hydroxyacetic acid 1.210 0.059
CH2CHOH ethenol 1.372 0.059
C3H8O2 Methane, dimethoxy- 1.432 0.059
HOCO+ Hydrocarboxyl cation 1.209 0.060
NH2CONH2 Urea 1.221 0.060
H2NCH2COOH Glycine 1.207 0.060
C3H7NO dimethylformamide 1.224 0.060
CH3O Methoxy radical 1.405 0.061
HCOOH Formic acid 1.202 0.061
C2H2O4 Oxalic Acid 1.205 0.061
C4H2O3 Maleic Anhydride 1.192 0.061
CH3CH(NH2)COOH Alanine 1.347 0.062
CCl2O Phosgene 1.177 0.062
CO2 Carbon dioxide 1.162 0.063
C3H6O3 1,3,5-Trioxane 1.421 0.063
C5H8O Methyl cyclopropyl ketone 1.225 0.063
C5H8O Cyclopentanone 1.215 0.063
HOCH2COOH Hydroxyacetic acid 1.349 0.063
CH3OH Methyl alcohol 1.427 0.064
C3H2O3 vinylene carbonate 1.385 0.064
CH3CONH2 Acetamide 1.220 0.064
OCS Carbonyl sulfide 1.160 0.064
HCONHCH3 N-methylformamide 1.219 0.065
CH3CHO Acetaldehyde 1.216 0.065
CH2CO Ketene 1.162 0.065
C4H6O Cyclobutanone 1.202 0.065
C4H8O2 1,3-Dioxane 1.439 0.065
CHOCHCHCH3 2-Butenal 1.219 0.066
OCSe Carbonyl selenide 1.159 0.066
ClCOClCO Oxalyl chloride 1.182 0.067
COBr2 Carbonic dibromide 1.172 0.067
CH3COOH Acetic acid 1.361 0.067
CH3OCHO methyl formate 1.200 0.067
CH3OC2H5 Ethane, methoxy- 1.415 0.067
C5H12O Butane, 1-methoxy- 1.415 0.068
CF3COOH trifluoroacetic acid 1.192 0.068
CH3CH2OH Ethanol 1.431 0.068
CHONH2 formamide 1.210 0.068
H2NCH2COOH Glycine 1.357 0.069
CH2CHCHO Acrolein 1.215 0.069
HNCO Isocyanic acid 1.164 0.069
C4H8O2 Ethyl acetate 1.203 0.069
CH3OCHO methyl formate 1.334 0.069
C2H2O2 Ethanedial 1.212 0.070
HCOOH Formic acid 1.343 0.070
CH3OCHO methyl formate 1.437 0.070
C5H10O 2-Butanone, 3-methyl- 1.217 0.070
CH3CH2CHO Propanal 1.210 0.070
CH3COCH3 Acetone 1.214 0.070
C4H6O Furan, 2,5-dihydro- 1.440 0.071
CH3OCH3 Dimethyl ether 1.411 0.071
CO Carbon monoxide 1.128 0.072
C4H8O2 Ethyl acetate 1.345 0.072
CH2ClCHO chloroacetaldehyde 1.206 0.072
CF3OF Trifluoromethylhypofluorite 1.395 0.072
C5H4O2 4-Cyclopentene-1,3-dione 1.208 0.072
HOCH2COOH Hydroxyacetic acid 1.406 0.073
CH3CH(NH2)COOH Alanine 1.192 0.073
C4H10O2 Ethane, 1,2-dimethoxy- 1.410 0.073
C4H6O2 2,3-Butanedione 1.214 0.073
C3H4O Cyclopropanone 1.191 0.074
CH3ONO Methyl nitrite 1.437 0.074
H2CO Formaldehyde 1.205 0.074
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.206 0.075
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.416 0.075
C3H6O 2-Propen-1-ol 1.428 0.076
C6H5OH phenol 1.364 0.076
C2H6O2 1,2-Ethanediol 1.420 0.077
C5H10O 2H-Pyran, tetrahydro- 1.420 0.078
C4H10O Ethoxy ethane 1.411 0.079
C4H5NO 3-Methylisoxazole 1.342 0.082
C4H10O Propane, 2-methoxy- 1.422 0.082
CH3OC2H5 Ethane, methoxy- 1.407 0.083
C4H8O2 1,3-Dioxane 1.393 0.083
Fe(CO)5 Iron pentacarbonyl 1.145 0.084
C3O2 Carbon suboxide 1.146 0.085
C4H8O2 1,3-Dioxolane, 2-methyl- 1.422 0.085
C3H2O3 vinylene carbonate 1.364 0.085
CH3CH2O Ethoxy radical 1.388 0.086
C3H8O2 Methane, dimethoxy- 1.382 0.087
C5H8O 2H-Pyran, 3,4-dihydro- 1.420 0.087
C2H5NO3 Nitric acid, ethyl ester 1.430 0.088
C4H2O3 Maleic Anhydride 1.386 0.088
CH3CH(CH3)ONO Isopropyl nitrite 1.432 0.090
C4H5NO Isoxazole, 5-methyl- 1.342 0.091
C3H8O2 Propylene glycol 1.420 0.091
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.353 0.094
C3H8O2 1,3-Propanediol 1.410 0.096
CH2O2 Dioxirane 1.388 0.101
C4H8O2 Ethyl acetate 1.448 0.104
C3H5ClO Oxirane, (chloromethyl)- 1.442 0.105
C3H6O Propylene oxide 1.436 0.112
CH3OCl methyl hypochlorite 1.389 0.114
C2H4O Ethylene oxide 1.425 0.116