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Average Bond Length Differences by Model Chemistry

Calculated at wB97X-D/aug-cc-pVTZ

Species Name Bond type Bond Length (Å)
Experimental unc. Calculated Difference atom1 atom2
C4H10O Methyl propyl ether rCC 1.530   1.091 -0.439 5 13
CH3SCH2CH3 Ethane, (methylthio)- rCS 1.804   1.636 -0.168 8 9
CH3SCH2CH3 Ethane, (methylthio)- rCS 1.804   1.636 -0.168 5 8
B2 Boron diatomic rBB 1.590   1.431 -0.159 1 2
SiP Silicon monophosphide rSiP 2.078 ±0.002 1.972 -0.105 1 2
Si2 Silicon diatomic rSiSi 2.246   2.143 -0.103 1 2
SiC silicon monocarbide rCSi 1.722   1.642 -0.080 1 2
LiCl- lithium chloride anion rLiCl 2.180   2.111 -0.069 1 2
C5H10 2-Pentene, (E)- rCC 1.576   1.522 -0.054 11 15
CH2O2 Dioxirane rOO 1.516 ±0.003 1.462 -0.054 4 5
C2Cl2 dichloroacetylene rC#C 1.246 ±0.030 1.194 -0.052 1 2
C5H6 Bicyclo[2.1.0]pent-2-ene rCC 1.560   1.511 -0.049 3 5
CH3ONO Methyl nitrite rNO 1.398   1.350 -0.048 2 6
C6H6 Fulvene rCH 1.130 ±0.030 1.083 -0.047 2 7
C4H6 Methylenecyclopropane rCC 1.457   1.411 -0.046 2 5
CH3NO3 Methyl nitrate rNO 1.402   1.356 -0.046 1 4
NH2F monofluoroamine rNF 1.433   1.391 -0.042 1 2
C5H8 Bicyclo[2.1.0]pentane rCC 1.536   1.495 -0.041 1 5
C5H8O Methyl cyclopropyl ketone rCH 1.126   1.086 -0.040 3 7
C6H5OCH3 Anisole rCO 1.399   1.360 -0.039 1 7
C5H6 Propellane rCC 1.596 ±0.005 1.557 -0.039 2 5
C4H10O Ethoxy ethane rCH 1.100   1.061 -0.039 2 6
C4H5N Cyclopropanecarbonitrile rCC 1.472   1.435 -0.037 6 8
F2 Fluorine diatomic rFF 1.412   1.377 -0.035 1 2
C5H10 2-Pentene, (Z)- rCC 1.561   1.529 -0.032 1 5
As2 Arsenic diatomic rAs#As 2.103   2.071 -0.031 1 2
C6H8 (Z)-hexa-1,3,5-triene rC=C 1.368   1.338 -0.030 1 2
PO- phosphorus monoxide anion rOP 1.540   1.510 -0.030 1 2
F2O Difluorine monoxide rFO 1.405   1.376 -0.029 1 2
C4H10O Ethoxy ethane rCH 1.092   1.064 -0.028 4 10
C2H2O2 Ethanedial rCH 1.132   1.105 -0.027 1 3
C9H8 Indene rCC 1.415 ±0.170 1.389 -0.026 1 2
CH2ClCH2Cl Ethane, 1,2-dichloro- rCH 1.112   1.086 -0.026 1 5
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile rCC 1.514   1.488 -0.026 3 9
C7H16 heptane rCH 1.121 ±0.007 1.096 -0.025 1 8
C3F6 hexafluoropropene rCF 1.329 ±0.003 1.304 -0.025 1 4
C4H6 Bicyclo[1.1.0]butane rCC 1.497   1.472 -0.025 1 2
C4H5NO 3-Methylisoxazole rCC 1.514   1.489 -0.025 1 8
ClO Monochlorine monoxide rClO 1.596 ±0.001 1.571 -0.025 1 2
C4H5NO Isoxazole, 5-methyl- rCC 1.505   1.481 -0.024 1 5
FO Oxygen monofluoride rFO 1.354   1.330 -0.024 1 2
Si(CH3)4 tetramethylsilane rCH 1.115 ±7.000 1.091 -0.024 2 6
N2O3 Dinitrogen trioxide rN=O 1.217   1.193 -0.024 2 5
CH3CH2CH2CH3 Butane rCH 1.117   1.094 -0.023 1 5
FNO2 Nitryl fluoride rNF 1.467 ±0.015 1.444 -0.023 1 2
LiO lithium oxide rLiO 1.688   1.665 -0.023 1 2
C3H8O2 1,3-Propanediol rOH 0.980   0.957 -0.023 6 8
CH2NN diazomethane rC=N 1.300   1.277 -0.023 1 2
C4H10O Ethoxy ethane rCH 1.090   1.067 -0.023 4 12
C4H5N Cyclopropanecarbonitrile rCC 1.513   1.490 -0.023 9 10
CH3OC2H5 Ethane, methoxy- rCO 1.415 ±0.005 1.393 -0.022 1 2
CH3OCl methyl hypochlorite rCH 1.111 ±0.018 1.089 -0.022 3 4
LiOH lithium hydroxide rOH 0.969   0.947 -0.022 1 3
ScH Scandium monohydride rScH 1.775 ±0.000 1.754 -0.022 1 2
CuO Copper Monoxide rCuO 1.724 ±0.000 1.703 -0.021 1 2
P2 Phosphorus diatomic rP#P 1.893   1.872 -0.021 1 2
C6H12 (E)-3-methylpent-2-ene rCC 1.551   1.530 -0.021 9 12
C6H5OCH3 Anisole rCO 1.433   1.412 -0.021 7 8
C4H4N2 Succinonitrile rCC 1.561   1.540 -0.021 1 2
C4H4N2 1,3-Diazine rC:N 1.350   1.330 -0.020 3 5
HClO4 perchloric acid rOCl 1.641 ±0.002 1.621 -0.020 1 3
C3H5ClO Oxirane, (chloromethyl)- rCC 1.475   1.455 -0.020 3 4
C4H8O2 Ethyl acetate rCH 1.105   1.085 -0.020 1 7
C2H Ethynyl radical rC#C 1.217   1.197 -0.020 1 2
C5H9N Pentanenitrile rCC 1.478   1.458 -0.020 4 6
CH2NN diazomethane rCH 1.075   1.056 -0.019 1 4
HOBr Hypobromous acid rBrO 1.834   1.815 -0.019 2 3
C6H8 (Z)-hexa-1,3,5-triene rCH 1.104   1.085 -0.019 1 7
N(CH3)3 Trimethylamine rCH 1.109   1.090 -0.019 2 8
HNO3 Nitric acid rNO 1.406   1.387 -0.019 1 2
CH3COCl Acetyl Chloride rCH 1.105   1.087 -0.018 2 5
C2H5F fluoroethane rCF 1.398 ±0.007 1.380 -0.018 1 3
HO2 Hydroperoxy radical rOO 1.331   1.312 -0.018 1 2
NSe Nitrogen monoselenide rN=Se 1.652   1.634 -0.018 1 2
CH2ClCH2Cl Ethane, 1,2-dichloro- rCC 1.531   1.513 -0.018 1 2
CH2FCl fluorochloromethane rCF 1.370 ±0.001 1.352 -0.018 1 2
C6H6 Fulvene rC=C 1.349 ±0.002 1.331 -0.017 1 2
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile rCC 1.518   1.501 -0.017 3 7
C5H5N Pyridine rC:C 1.400   1.383 -0.017 2 5
C5H6 Bicyclo[2.1.0]pent-2-ene rCC 1.530   1.513 -0.017 1 3
C5H8 Ethenylcyclopropane rCH 1.099   1.082 -0.017 1 6
C5H12O Butane, 1-methoxy- rCO 1.415   1.398 -0.017 3 4
D2 Deuterium diatomic rDD 0.742   0.725 -0.016 1 2
HD Deuterium hydride rDH 0.741   0.725 -0.016 1 2
C3H8O2 Methane, dimethoxy- rCO 1.432   1.416 -0.016 4 6
MgO magnesium oxide rMgO 1.749   1.733 -0.016 1 2
CFCl3 Trichloromonofluoromethane rCF 1.345 ±0.003 1.330 -0.015 1 2
C5H6 1-Buten-3-yne, 2-methyl- rCC 1.445   1.430 -0.015 7 8
N3 azide radical rNN 1.181   1.166 -0.015 1 2
CH2O2 Dioxirane rCO 1.388 ±0.004 1.373 -0.014 1 4
CH3CH2CHO Propanal rCH 1.103   1.089 -0.014 1 6
C6H6 Fulvene rC=C 1.355 ±0.004 1.341 -0.014 3 5
BeO beryllium oxide rBe=O 1.331   1.317 -0.014 1 2
C3H6O Propylene oxide rCC 1.513   1.499 -0.014 2 6
C5H6 Propellane rCC 1.525 ±0.002 1.511 -0.014 1 2
CH2CCHCH3 1,2-Butadiene rC=C 1.314   1.300 -0.014 1 2
CH3NH2 methyl amine rCN 1.471 ±0.003 1.457 -0.014 1 2
CN Cyano radical rC#N 1.172   1.158 -0.013 1 2
ClCN chlorocyanogen rC#N 1.161   1.147 -0.013 2 3
NO Nitric oxide rN=O 1.154 ±0.000 1.141 -0.013 1 2
C5H8 Cyclopentene rCC 1.518   1.505 -0.013 2 4
CH3ONO Methyl nitrite rCH 1.102   1.089 -0.013 1 4
CH3COCl Acetyl Chloride rCC 1.506   1.493 -0.013 1 2
HCCl Chloromethylene rCH 1.119 ±0.036 1.106 -0.013 1 3
C2H2+ acetylene cation rC=C 1.253 ±0.001 1.240 -0.012 1 2
HOCl hypochlorous acid rClO 1.697 ±0.001 1.685 -0.012 1 3
HClO4 perchloric acid rOH 0.980   0.968 -0.012 3 6
H2CSe Selenoformaldehyde rC=Se 1.753   1.741 -0.012 1 2
C2- carbon diatomic anion rC#C 1.268 ±0.000 1.256 -0.012 1 2
PN Phosphorus mononitride rP#N 1.491   1.479 -0.012 1 2
BrO Bromine monoxide rOBr 1.718   1.706 -0.012 1 2
NF nitrogen fluoride rNF 1.317   1.305 -0.012 1 2
OCSe Carbonyl selenide rC=O 1.159   1.147 -0.012 1 2
C3H3NO Oxazole rCO 1.357 ±0.003 1.346 -0.012 1 2
C8H8 cubane rCH 1.097   1.085 -0.012 1 9
O2 Oxygen diatomic rO=O 1.208   1.196 -0.012 1 2
BN boron nitride rB=N 1.325   1.314 -0.011 1 2
C6H5OH phenol rC:C 1.398   1.387 -0.011 1 2
B2H6 Diborane rBH 1.200   1.189 -0.011 1 5
C5H8 1,3-Butadiene, 2-methyl- rCC 1.512   1.501 -0.011 2 5
CHF2Cl difluorochloromethane rCF 1.350 ±0.010 1.339 -0.011 1 4
HOCl hypochlorous acid rOH 0.973 ±0.002 0.962 -0.011 1 2
CH2CHCH2CH2Cl 1-Butene, 4-chloro- rCC 1.508   1.497 -0.011 2 6
N2O3 Dinitrogen trioxide rN=O 1.142   1.131 -0.011 1 3
C2H3Cl Ethene, chloro- rCH 1.090   1.080 -0.010 1 4
As4 Arsenic tetramer rAsAs 2.435   2.425 -0.010 1 2
CH3COCl Acetyl Chloride rC=O 1.187   1.177 -0.010 1 3
CH3NO3 Methyl nitrate rCH 1.095   1.085 -0.010 5 8
CH2NH Methanimine rCH 1.103   1.093 -0.010 1 3
CH3OCHO methyl formate rCO 1.437   1.427 -0.010 1 2
HF+ hydrogen fluoride cation rHF 1.014   1.005 -0.010 1 2
CH3CH2CHO Propanal rCH 1.115   1.105 -0.010 3 10
C8H8 cyclooctatetraene rC=C 1.337 ±0.001 1.328 -0.010 1 2
N2 Nitrogen diatomic rN#N 1.098   1.088 -0.010 1 2
CSe Carbon monoselenide rC=Se 1.676 ±0.000 1.667 -0.009 1 2
BH+ boron monohydride cation rBH 1.215   1.205 -0.009 1 2
CH3CH2CHO Propanal rCC 1.509   1.500 -0.009 2 3
CH3OCH3 Dimethyl ether rCO 1.411 ±0.001 1.402 -0.009 1 2
CH3CH2CHO Propanal rCH 1.105   1.096 -0.009 2 8
FNO2 Nitryl fluoride rN=O 1.180 ±0.005 1.171 -0.009 1 3
C3H3NO Oxazole rCO 1.370 ±0.002 1.361 -0.009 1 5
HeH+ Helium hydride cation rHHe 0.790   0.781 -0.009 1 2
C2H2 Acetylene rC#C 1.203   1.194 -0.009 1 2
CH3NC methyl isocyanide rCN 1.426 ±0.003 1.417 -0.009 1 2
SeO Selenium monoxide rSeO 1.639 ±0.001 1.631 -0.009 1 2
N2O3 Dinitrogen trioxide rN=O 1.202   1.194 -0.008 2 4
CN- cyanide anion rC#N 1.177 ±0.004 1.169 -0.008 1 2
CH3CH2OH Ethanol rCH 1.098   1.090 -0.008 1 6
NS+ nitrogen sulfide cation rNS 1.440   1.432 -0.008 1 2
CH3NH2 methyl amine rNH 1.018 ±0.001 1.010 -0.008 2 6
SeO2 Selenium dioxide rSeO 1.607 ±0.001 1.599 -0.008 1 2
C7H16 heptane rCC 1.534   1.526 -0.008 1 2
CH2C(CH3)OCH3 1-Propene, 2-methoxy- rCH 1.087   1.079 -0.008 11 12
CH2PH Phosphaethene rCH 1.090 ±0.015 1.082 -0.008 1 3
HNCNH diiminomethane rC=N 1.224 ±0.001 1.216 -0.008 1 2
C5H8 Cyclobutane, methylene- rCC 1.524   1.516 -0.008 1 3
CH3SeH Methane selenol rSeH 1.473 ±0.020 1.465 -0.008 1 3
H2CS Thioformaldehyde rC=S 1.611   1.603 -0.008 1 2
CSe2 Carbon diselenide rC=Se 1.692 ±0.000 1.684 -0.008 1 2
CF Fluoromethylidyne rCF 1.276   1.269 -0.008 1 2
CS carbon monosulfide rC#S 1.535   1.527 -0.008 1 2
CH3CH(NH2)COOH Alanine rCC 1.544   1.537 -0.007 3 4
C4H4N2 1,3-Diazine rCH 1.087   1.080 -0.007 1 7
C6H10 1-Butyne, 3,3-dimethyl- rC#C 1.209 ±0.001 1.202 -0.007 1 6
CP Carbon monophosphide rC#P 1.562   1.555 -0.007 1 2
NH4+ ammonium cation rHN 1.029 ±0.000 1.021 -0.007 1 2
CH2CHCH2CH3 1-Butene rCC 1.536   1.529 -0.007 1 2
Se2 Selenium diatomic rSe=Se 2.166 ±0.001 2.159 -0.007 1 2
CH3CH(CH3)CH3 Isobutane rCH 1.100   1.093 -0.007 3 6
C6H8 (Z)-hexa-1,3,5-triene rC=C 1.337   1.330 -0.007 3 5
C5H8 Bicyclo[2.1.0]pentane rCC 1.565   1.558 -0.007 3 4
SiN Silicon nitride rSiN 1.575   1.568 -0.007 1 2
MgS magnesium sulfide rMgS 2.143   2.136 -0.007 1 2
GeO Germanium monoxide rOGe 1.625   1.618 -0.007 1 2
C4H4N2 Succinonitrile rCC 1.465   1.458 -0.007 1 3
SiH2Cl2 dichlorosilane rSiH 1.480 ±0.015 1.473 -0.007 1 2
C4H5N (E)-2-Butenenitrile rCC 1.432   1.425 -0.007 8 10
CH2PH Phosphaethene rCH 1.090 ±0.015 1.083 -0.007 1 4
C3H4N2 1H-Pyrazole rCH 1.082   1.075 -0.007 1 2
CH3CH2CH2CH3 Butane rCC 1.531   1.524 -0.007 1 2
AsH Arsenic monohydride rAsH 1.535 ±0.001 1.528 -0.007 1 2
CH3ONO Methyl nitrite rCO 1.437   1.430 -0.007 1 2
CH2CO Ketene rC=O 1.162   1.155 -0.007 2 3
CH3NHCH3 Dimethylamine rCH 1.098   1.092 -0.006 3 7
CCl2O Phosgene rC=O 1.177   1.170 -0.006 1 2
HSe Selenium monohydride rSeH 1.475 ±0.010 1.469 -0.006 1 2
C6H12 Cyclohexane rCH 1.101   1.095 -0.006 1 7
CH3CCH propyne rCH 1.096   1.090 -0.006 1 5
CH3NC methyl isocyanide rCH 1.094   1.088 -0.006 1 4
C3H7SH 1-Propanethiol rCC 1.529   1.523 -0.006 7 10
C3H4N2 1H-Pyrazole rCH 1.083   1.077 -0.006 5 6
CH3OCHO methyl formate rCO 1.334   1.328 -0.006 2 3
HS+ sulfur monohydride cation rSH 1.374   1.368 -0.006 1 2
C4H8O2 Ethyl acetate rCC 1.515   1.509 -0.006 5 6
H2CSe Selenoformaldehyde rHC 1.090   1.084 -0.006 1 3
PS phosphorus sulfide rP=S 1.900   1.894 -0.006 1 2
BrF5 bromine pentafluoride rFBr 1.774 ±0.003 1.768 -0.006 1 3
C4H6 Cyclobutene rCC 1.517   1.511 -0.006 1 3
CH3SCH2CH3 Ethane, (methylthio)- rCH 1.092   1.086 -0.006 1 3
SOCl2 thionyl chloride rS=O 1.443 ±0.006 1.437 -0.006 1 2
NaLi lithium sodium rLiNa 2.889   2.883 -0.006 1 2
C4H8O2 Ethyl acetate rCC 1.508   1.502 -0.006 1 2
COBr2 Carbonic dibromide rC=O 1.172 ±0.003 1.166 -0.006 1 2
HNCO Isocyanic acid rC=O 1.164   1.158 -0.006 3 4
CH3CH2CHO Propanal rCH 1.096   1.090 -0.006 1 5
OH Hydroxyl radical rOH 0.970   0.964 -0.006 1 2
CH2C(CH3)CH3 1-Propene, 2-methyl- rCH 1.088   1.083 -0.005 2 3
C3H4N2 1H-Pyrazole rCH 1.080   1.075 -0.005 3 4
CH3CHS Thioacetaldehyde rCH 1.098   1.093 -0.005 2 6
CH3ONO Methyl nitrite rCH 1.090   1.085 -0.005 1 3
CH2CO Ketene rCH 1.083   1.077 -0.005 1 4
C6H10 1-Butyne, 3,3-dimethyl- rCH 1.056 ±0.001 1.051 -0.005 6 7
CH3CHO Acetaldehyde rCH 1.114   1.109 -0.005 1 4
C5H5N Pyridine rC:C 1.390   1.385 -0.005 3 5
SCSe Carbon sulfide selenide rC=S 1.553 ±0.002 1.548 -0.005 1 2
ClF Chlorine monofluoride rFCl 1.628 ±0.000 1.623 -0.005 1 2
C4H8O2 Ethyl acetate rCO 1.345   1.340 -0.005 2 3
C4H6S Thiophene, 2,5-dihydro- rCH 1.095   1.090 -0.005 2 6
CH2 Methylene rCH 1.085   1.080 -0.005 1 2
CH3NO nitrosomethane rCH 1.094   1.089 -0.005 1 4
CH3ONO Methyl nitrite rN=O 1.182   1.178 -0.004 6 7
C4H8 cyclobutane rCH 1.093   1.089 -0.004 1 5
B2H6 Diborane rBH 1.320   1.316 -0.004 1 3
CH3NC methyl isocyanide rC#N 1.166 ±0.003 1.162 -0.004 2 3
C5H10 Cyclopropane, 1,1-dimethyl- rCC 1.514   1.510 -0.004 1 4
C6H8 1,4-Cyclohexadiene rCH 1.100   1.096 -0.004 1 11
CH3CHFCH3 2-Fluoropropane rCH 1.093 ±0.006 1.089 -0.004 4 8
C3F6 hexafluoropropene rC=C 1.329 ±0.003 1.325 -0.004 1 2
CH3NO3 Methyl nitrate rCH 1.088   1.084 -0.004 5 6
BO boron monoxide rB=O 1.205   1.201 -0.004 1 2
CH3OCHO methyl formate rCH 1.101   1.097 -0.004 3 8
BeS beryllium sulfide rBe=S 1.742   1.738 -0.004 1 2
ArH+ Argon hydride cation rArH 1.292 ±0.000 1.288 -0.004 1 2
CH3OC2H5 Ethane, methoxy- rCH 1.092 ±0.007 1.088 -0.004 4 11
CH3CHFCH3 2-Fluoropropane rCH 1.094 ±0.005 1.090 -0.004 4 10
C3H8 Propane rCH 1.096   1.092 -0.004 1 4
SeCl2 Selenium Dichloride rClSe 2.157 ±0.003 2.154 -0.003 1 2
CH3CHClCH3 Propane, 2-chloro- rCH 1.091   1.088 -0.003 2 5
PH+ phosphorus monohydride cation rPH 1.435   1.432 -0.003 1 2
C4H6 Cyclobutene rCH 1.094   1.091 -0.003 3 7
PO Phosphorus monoxide rP=O 1.476   1.473 -0.003 1 2
BrF Bromine monofluoride rFBr 1.759 ±0.000 1.756 -0.003 1 2
C4H6O Cyclobutanone rCC 1.556   1.553 -0.003 3 5
CH3CHS Thioacetaldehyde rCH 1.090   1.087 -0.003 2 5
CH2FCl fluorochloromethane rCH 1.090 ±0.010 1.087 -0.003 1 4
PO2 Phosphorus dioxide rP=O 1.467   1.464 -0.003 1 2
C3H6 Cyclopropane rCH 1.083   1.080 -0.003 1 4
CH2Cl2 Methylene chloride rCH 1.085 ±0.002 1.082 -0.003 1 2
C2H2ClF 1-chloro-1-fluoroethylene rCH 1.082 ±0.001 1.079 -0.003 2 5
C6H6 Fulvene rCC 1.476 ±0.008 1.474 -0.002 5 6
CO Carbon monoxide rC#O 1.128 ±0.000 1.126 -0.002 1 2
CO+ carbon monoxide cation rC=O 1.115 ±0.000 1.113 -0.002 1 2
C4H8 cyclobutane rCH 1.091   1.089 -0.002 1 6
C2HF3 Trifluoroethylene rCF 1.316 ±0.011 1.314 -0.002 1 3
CH3OC2H5 Ethane, methoxy- rCH 1.100 ±0.003 1.098 -0.002 3 8
C3H4O Methylketene rCH 1.083   1.081 -0.002 2 5
SCSe Carbon sulfide selenide rC=Se 1.695 ±0.002 1.693 -0.002 1 3
C10H8 naphthalene rC:C 1.410   1.408 -0.002 2 3
C4H6 Cyclobutene rCH 1.083   1.081 -0.002 1 5
CH3CH2CHO Propanal rCC 1.523   1.521 -0.002 1 2
GeS Germanium monosulfide rS=Ge 2.012 ±0.000 2.010 -0.002 1 2
CF3COOH trifluoroacetic acid rC=O 1.192 ±0.003 1.190 -0.002 2 4
CH3OCH3 Dimethyl ether rCH 1.099 ±0.001 1.097 -0.002 2 6
C5H8 Ethenylcyclopropane rCC 1.475   1.473 -0.002 1 2
C2H5F fluoroethane rCH 1.095 ±0.007 1.093 -0.002 1 4
C6H5OH phenol rCH 1.082   1.080 -0.002 4 11
CH3OC2H5 Ethane, methoxy- rCH 1.099 ±0.007 1.097 -0.002 1 6
C2H2O2 Ethanedial rCC 1.526   1.524 -0.002 1 2
BF Boron monofluoride rBF 1.267 ±0.000 1.265 -0.002 1 2
HCCl Chloromethylene rCCl 1.696 ±0.003 1.695 -0.001 1 2
HO2 Hydroperoxy radical rOH 0.971   0.969 -0.001 1 3
CH2C(CH3)OCH3 1-Propene, 2-methoxy- rCO 1.416   1.415 -0.001 1 5
CH2O2 Dioxirane rCH 1.090 ±0.002 1.089 -0.001 1 2
OH- hydroxide anion rOH 0.964   0.963 -0.001 1 2
P2H4 Diphosphine rPH 1.417   1.416 -0.001 1 3
C6H5OH phenol rCO 1.364   1.363 -0.001 1 7
C5H8 Bicyclo[2.1.0]pentane rCC 1.528   1.527 -0.001 1 3
MgH+ magnesium monohydride cation rMgH 1.652   1.651 -0.001 1 2
CH3NO nitrosomethane rCH 1.092   1.091 -0.001 1 5
HClO4 perchloric acid rO=Cl 1.414 ±0.001 1.413 -0.001 1 2
C4H10O Propane, 2-methoxy- rCH 1.095   1.094 -0.001 1 2
C4H8O2 Ethyl acetate rC=O 1.203   1.202 -0.001 2 4
CHF3 Methane, trifluoro- rCH 1.091 ±0.014 1.090 -0.001 1 2
CH3CH(CH3)CH3 Isobutane rCH 1.092   1.091 -0.001 3 9
C3H7SH 1-Propanethiol rCH 1.090   1.089 -0.001 8 10
C2H5N Aziridine rCH 1.083   1.082 -0.001 3 5
C3H6 Cyclopropane rCC 1.501   1.500 -0.001 1 2
C5H10 2-Pentene, (Z)- rCH 1.092   1.091 -0.001 1 2
C2H5F fluoroethane rCH 1.091 ±0.007 1.090 -0.001 2 6
C6H12 Cyclohexane rCH 1.093   1.093 -0.001 1 13
C2H5N Aziridine rCH 1.084   1.083 -0.001 3 6
CH3OCHO methyl formate rCH 1.086   1.085 -0.001 1 5
C2H2 Acetylene rCH 1.063   1.062 -0.001 1 3
C6H5OH phenol rCH 1.084   1.083 -0.001 2 9
C5H8O Methyl cyclopropyl ketone rCC 1.510   1.510 0.000 2 3
C3H4 cyclopropene rCH 1.088   1.088 0.000 1 6
C6H6 Fulvene rCH 1.080 ±0.005 1.080 0.000 5 11
HSiCl Chlorosilylene rSiH 1.525 ±0.005 1.525 0.000 1 3
H2O Water rOH 0.958 ±0.000 0.957 0.000 1 2
C4H8O2 1,3-Dioxane rCO 1.393   1.393 0.000 1 2
CH3CHClCH3 Propane, 2-chloro- rCH 1.092   1.092 0.000 3 6
CH2CHF Ethene, fluoro- rCH 1.082   1.082 0.000 1 4
DO Hydroxyl-d rDO 0.970   0.970 0.000 1 2
C2H5F fluoroethane rCH 1.090 ±0.007 1.090 0.000 2 7
SeS Selenium monosulfide rS=Se 2.037 ±0.001 2.037 0.000 1 2
CH3CH2Cl Ethyl chloride rCH 1.086   1.086 0.000 2 7
C3H7SH 1-Propanethiol rCH 1.092   1.092 0.000 5 7
C3H3NO Oxazole rCH 1.075 ±0.001 1.075 0.000 4 7
C3H3NO Oxazole rCH 1.073 ±0.001 1.073 0.000 5 8
SiS silicon monosulfide rSiS 1.929 ±0.000 1.929 0.000 1 2
CH2ClCH2Cl Ethane, 1,2-dichloro- rCCl 1.790   1.790 0.000 1 3
NH+ imidogen cation rNH 1.070 ±0.001 1.070 0.000 1 2
HOBr Hypobromous acid rOH 0.961   0.961 0.000 1 2
C4H4N2 1,3-Diazine rC:N 1.328   1.328 0.000 2 6
C5H7N Cyclobutanecarbonitrile rCC 1.551   1.551 0.000 3 6
NH Imidogen rNH 1.036   1.037 0.000 1 2
BS boron sulfide rBS 1.609   1.610 0.001 1 2
BrF3 Bromine trifluoride rFBr 1.810 ±0.000 1.811 0.001 1 3
DF Hydrofluoric acid-d rDF 0.917 ±0.000 0.918 0.001 1 2
P2H4 Diphosphine rPH 1.414   1.415 0.001 1 4
LiNH2 lithium amide rLiN 1.736 ±0.003 1.737 0.001 1 2
CH4 Methane rCH 1.087 ±0.001 1.088 0.001 1 2
C6H6 Fulvene rCH 1.078 ±0.005 1.079 0.001 3 9
CH3CH2Cl Ethyl chloride rCH 1.090   1.091 0.001 1 3
CH3CHFCH3 2-Fluoropropane rCH 1.092   1.093 0.001 1 3
C3H3NO Oxazole rCH 1.075 ±0.001 1.076 0.001 2 6
Br2 Bromine diatomic rBrBr 2.281   2.282 0.001 1 2
C4H4N2 1,3-Diazine rCH 1.082   1.083 0.001 2 8
CH3CHO Acetaldehyde rCH 1.086   1.087 0.001 2 5
CH3CHS Thioacetaldehyde rCH 1.089   1.090 0.001 1 4
CHONH2 formamide rNH 1.001   1.002 0.001 3 6
NH2SH Thiohydroxylamine rSH 1.344 ±0.029 1.345 0.001 2 3
CHClCCl2 Trichloroethylene rCCl 1.720   1.721 0.001 2 5
HCCCN Cyanoacetylene rCH 1.062 ±0.001 1.063 0.001 4 5
C5H8O 2H-Pyran, 3,4-dihydro- rCC 1.516   1.517 0.001 10 13
C2H5F fluoroethane rCC 1.505 ±0.007 1.506 0.001 1 2
NaF sodium fluoride rNaF 1.926 ±0.000 1.927 0.001 1 2
C4H10O Ethoxy ethane rCC 1.517   1.518 0.001 2 4
HF Hydrogen fluoride rHF 0.917 ±0.000 0.918 0.001 1 2
BH3 boron trihydride rBH 1.190   1.191 0.001 1 2
C5H10 Cyclopropane, 1,1-dimethyl- rCH 1.080   1.081 0.001 2 6
CH3Br methyl bromide rCH 1.082 ±0.001 1.084 0.001 1 3
C3H4 cyclopropene rCH 1.072   1.074 0.002 2 4
H2 Hydrogen diatomic rHH 0.741   0.743 0.002 1 2
CH Methylidyne rCH 1.120   1.122 0.002 1 2
SiO Silicon monoxide rSiO 1.510 ±0.000 1.511 0.002 1 2
C2H3Cl Ethene, chloro- rCH 1.079   1.081 0.002 2 5
OCSe Carbonyl selenide rC=Se 1.709   1.711 0.002 1 3
CH3CCH propyne rCH 1.060   1.062 0.002 3 4
OPCl Phosphorus oxychloride rP=O 1.462 ±0.011 1.464 0.002 1 2
C6H6 Fulvene rCC 1.470 ±0.004 1.472 0.002 1 3
CH3CH2OH Ethanol rCH 1.088   1.090 0.002 1 5
C2H2+ acetylene cation rCH 1.077 ±0.005 1.079 0.002 1 3
CH2Br2 dibromomethane rCBr 1.925 ±0.002 1.927 0.002 1 4
CH3CSNH2 Ethanethioamide rC=S 1.647 ±0.002 1.649 0.002 1 2
SSO Disulfur monoxide rS=S 1.884   1.886 0.002 2 3
Si(CH3)4 tetramethylsilane rSiC 1.875 ±0.002 1.877 0.002 1 2
C4H6O Cyclobutanone rCC 1.527   1.529 0.002 2 3
CH3SCH2CH3 Ethane, (methylthio)- rCH 1.087   1.089 0.002 1 2
CH3OC2H5 Ethane, methoxy- rCH 1.086 ±0.010 1.088 0.002 1 5
CH3CHFCH3 2-Fluoropropane rCH 1.088 ±0.006 1.090 0.002 4 6
SiHCl3 Trichlorosilane rSiH 1.464   1.466 0.002 1 2
CH3NHCH3 Dimethylamine rCH 1.098   1.101 0.003 3 5
CH3OC2H5 Ethane, methoxy- rCH 1.089 ±0.008 1.092 0.003 4 10
BrCl Bromine monochloride rClBr 2.136 ±0.000 2.139 0.003 1 2
SSO Disulfur monoxide rS=O 1.456   1.459 0.003 1 2
HS- mercapto anion rSH 1.343   1.346 0.003 1 2
CH3OCH3 Dimethyl ether rCH 1.085 ±0.001 1.088 0.003 2 4
SiH4 Silane rSiH 1.480 ±0.000 1.483 0.003 1 2
CH2CHF Ethene, fluoro- rCH 1.077   1.080 0.003 2 5
CH2F2 Methane, difluoro- rCF 1.351 ±0.001 1.354 0.003 1 4
AlS Aluminum sulfide rAlS 2.029   2.032 0.003 1 2
C2H3 vinyl rCH 1.085   1.088 0.003 2 4
BH Boron monohydride rBH 1.232   1.236 0.003 1 2
F2SO Thionyl Fluoride rFS 1.585 ±0.000 1.589 0.003 1 3
C2 Carbon diatomic rC=C 1.243   1.246 0.003 1 2
SiH3Cl chlorosilane rSiH 1.475   1.478 0.003 1 3
SiH3F monofluorosilane rSiH 1.476   1.480 0.004 1 3
CCl2 dichloromethylene rCCl 1.711   1.715 0.004 1 2
CH3NH2 methyl amine rCH 1.093 ±0.000 1.097 0.004 1 3
CH3Br methyl bromide rCBr 1.934 ±0.000 1.938 0.004 1 2
SF Monosulfur monofluoride rSF 1.599   1.603 0.004 1 2
NS Mononitrogen monosulfide rNS 1.497 ±0.000 1.501 0.004 1 2
S2 Sulfur diatomic rS=S 1.889   1.893 0.004 1 2
BrF3 Bromine trifluoride rFBr 1.721   1.725 0.004 1 2
CHONH2 formamide rNH 1.001   1.005 0.004 3 5
HBr+ hydrogen bromide cation rHBr 1.448   1.452 0.004 1 2
C4H4N2 1,3-Diazine rCH 1.079   1.083 0.004 3 9
CH3CH2O Ethoxy radical rCH 1.085   1.089 0.004 1 5
CH3SCH2CH3 Ethane, (methylthio)- rCH 1.097   1.101 0.004 5 6
H2Se Hydrogen selenide rSeH 1.460   1.464 0.004 1 2
C8H8 cyclooctatetraene rCC 1.470 ±0.001 1.474 0.004 1 5
C4H10O Propane, 2-methoxy- rCO 1.422   1.426 0.004 5 14
HBr hydrogen bromide rHBr 1.414 ±0.000 1.419 0.004 1 2
KrH+ Protonated Krypton rHKr 1.421 ±0.000 1.426 0.005 1 2
CHF3 Methane, trifluoro- rCF 1.328 ±0.003 1.333 0.005 1 3
SO Sulfur monoxide rS=O 1.481   1.486 0.005 1 2
C5H8 1,3-Butadiene, 2-methyl- rCC 1.463   1.468 0.005 2 3
PH phosphorus monohydride rPH 1.422   1.427 0.005 1 2
CH2CHCH2CH3 1-Butene rCC 1.493   1.498 0.005 2 3
CHBr3 bromoform rCBr 1.924 ±0.005 1.929 0.005 1 3
SO+ sulfur monoxide cation rO=S 1.424   1.429 0.005 1 2
AsF Arsenic monofluoride rFAs 1.736 ±0.001 1.741 0.005 1 2
CH3OC2H5 Ethane, methoxy- rCO 1.407 ±0.004 1.412 0.005 2 3
C6H5OH phenol rCH 1.076   1.081 0.005 3 10
CH3CH2O Ethoxy radical rCH 1.086   1.091 0.005 1 4
CH3SCH2CH3 Ethane, (methylthio)- rCH 1.090   1.095 0.005 9 11
HS Mercapto radical rSH 1.341   1.346 0.005 1 2
C3H4O Methylketene rCH 1.083   1.088 0.005 3 6
ClCN chlorocyanogen rCCl 1.629   1.634 0.005 1 2
NO- nitric oxide anion rN=O 1.258 ±0.010 1.264 0.006 1 2
CH3NHCH3 Dimethylamine rCH 1.084   1.090 0.006 3 9
S2+ sulfur diatomic cation rS=S 1.825 ±0.010 1.831 0.006 1 2
HCl Hydrogen chloride rHCl 1.275 ±0.000 1.280 0.006 1 2
CH3OCl methyl hypochlorite rCH 1.086 ±0.018 1.092 0.006 3 5
DS Mercapto-d rSD 1.341   1.346 0.006 1 2
MgOH magnesium hydroxide rOH 0.940   0.946 0.006 1 3
DCl Hydrochloric acid-d rDCl 1.275 ±0.000 1.281 0.006 1 2
C5H10 2-Pentene, (Z)- rCC 1.490   1.496 0.006 8 14
CH3SCH2CH3 Ethane, (methylthio)- rCH 1.089   1.095 0.006 9 10
CH2Cl2 Methylene chloride rCCl 1.767 ±0.002 1.774 0.007 1 4
NH3BF3 Amminetrifluoroboron rBN 1.673   1.680 0.007 1 2
CH2F2 Methane, difluoro- rCH 1.084 ±0.003 1.091 0.007 1 2
C2H6O2S Dimethyl sulfone rCS 1.777 ±0.006 1.784 0.007 1 4
C8H8 cyclooctatetraene rCH 1.079 ±0.001 1.086 0.007 1 9
CF3COOH trifluoroacetic acid rCC 1.546 ±0.005 1.553 0.007 1 2
CFCl3 Trichloromonofluoromethane rCCl 1.764 ±0.001 1.771 0.007 1 3
SiH Silylidyne rSiH 1.520   1.527 0.007 1 2
Cl2 Chlorine diatomic rClCl 1.988   1.995 0.007 1 2
SiH3+ Silyl cation rSiH 1.460 ±0.010 1.467 0.007 1 2
NH2CONH2 Urea rNH 0.998   1.005 0.008 4 8
BCl boron monochloride rBCl 1.719 ±0.000 1.727 0.008 1 2
PF phosphorus monofluoride rFP 1.593   1.600 0.008 1 2
AsH3 Arsine rAsH 1.511 ±0.000 1.518 0.008 1 2
BeH beryllium monohydride rBeH 1.343   1.350 0.008 1 2
BeH2 beryllium dihydride rBeH 1.326 ±0.000 1.334 0.008 1 2
MgOH magnesium hydroxide rMgO 1.767   1.775 0.008 1 2
CHClCCl2 Trichloroethylene rCCl 1.712   1.720 0.008 2 6
BF3 Borane, trifluoro- rBF 1.307   1.315 0.008 1 2
GeH germylidene rGeH 1.588   1.596 0.008 1 2
ZnH+ Zinc, protonated rHZn 1.515   1.523 0.008 1 2
AlNC Aluminum isocyanide rAlN 1.855 ±0.005 1.863 0.008 1 2
F2SO Thionyl Fluoride rO=S 1.413 ±0.000 1.421 0.009 1 2
HSSSH trisulfane rSS 2.054 ±0.000 2.063 0.009 1 2
C3H7N Cyclopropylamine rCH 1.080   1.089 0.009 1 2
Cl2+ chlorine diatomic cation rClCl 1.892   1.900 0.009 1 2
BeF Beryllium monofluoride rBeF 1.361   1.370 0.009 1 2
MgH magnesium monohydride rMgH 1.730   1.739 0.009 1 2
MgF Magnesium monofluoride rMgF 1.750   1.759 0.009 1 2
CBr4 Carbon tetrabromide rCBr 1.942 ±0.002 1.951 0.009 1 2
CH3CH2OH Ethanol rCH 1.086   1.096 0.010 2 8
SiBr+ Silicon monobromide cation rSiBr 2.095 ±0.000 2.106 0.010 1 2
HCl+ hydrogen chloride cation rHCl 1.315   1.325 0.010 1 2
SCl2 Sulfur dichloride rSCl 2.013 ±0.001 2.024 0.011 1 2
SiF silicon monofluoride rSiF 1.604   1.616 0.011 1 2
SiH+ silicon monohydride cation rSiH 1.504   1.515 0.011 1 2
LiOH lithium hydroxide rLiO 1.582   1.593 0.011 1 2
SiH2F2 difluorosilane rSiH 1.462   1.473 0.012 1 4
GeBr4 Germanium tetrabromide rGeBr 2.272 ±0.001 2.284 0.012 1 2
AlH aluminum monohydride rAlH 1.648   1.660 0.012 1 2
PF5 Phosphorus pentafluoride rFP 1.577   1.589 0.012 1 5
CH3CH2O Ethoxy radical rCH 1.088   1.100 0.012 2 7
CH3CH(NH2)COOH Alanine rCC 1.509   1.521 0.012 2 3
PCl5 Phosphorus pentachloride rPCl 2.020   2.032 0.012 1 2
C5H8 Bicyclo[2.1.0]pentane rCC 1.507   1.520 0.013 1 2
C4H4N2 Pyridazine rCH 1.064   1.077 0.013 1 5
AlN Aluminum nitride rN#Al 1.786   1.799 0.013 1 2
CCl2O Phosgene rCCl 1.737   1.749 0.013 2 3
GeF Germanium monofluoride rFGe 1.745   1.758 0.013 1 2
GeF+ Germanium monofluoride cation rFGe 1.665 ±0.000 1.679 0.013 1 2
SiCl Clorosilylidyne rSiCl 2.061 ±0.000 2.075 0.014 1 2
ClOF3 Chlorine trifluoride oxide rFCl 1.713 ±0.003 1.727 0.014 1 4
AlH+ aluminum monohydride cation rAlH 1.602   1.616 0.014 1 2
GeH3F monofluorogermane rGeH 1.515 ±0.000 1.529 0.014 1 3
GeH3F monofluorogermane rGeF 1.731 ±0.000 1.745 0.014 1 2
GeCl Germanium monochloride rClGe 2.164 ±0.000 2.178 0.014 1 2
CBrClF2 Methane, bromochlorodifluoro- rCBr 1.932 ±0.004 1.946 0.014 1 2
SOF4 Sulfur tetrafluoride oxide rFS 1.596 ±0.003 1.611 0.015 1 3
P2+ phosphorus diatomic cation rPP 1.986   2.000 0.015 1 2
PF2 Phosphorus difluoride rPF 1.579   1.594 0.015 1 2
CuH Copper monohydride rCuH 1.463   1.477 0.015 1 2
PCl phosphorus chloride rPCl 2.018   2.032 0.015 1 2
C3H8O2 Methane, dimethoxy- rCO 1.382   1.397 0.015 1 4
SiH3Cl chlorosilane rSiCl 2.051   2.066 0.016 1 2
C3H5 Allyl radical rCH 1.069   1.085 0.016 1 2
GaF Gallium monofluoride rFGa 1.774 ±0.000 1.790 0.016 1 2
N(CH3)3 Trimethylamine rCH 1.088   1.104 0.016 2 5
CrH Chromium hydride rHCr 1.655 ±0.001 1.671 0.016 1 2
CCl carbon monochloride rCCl 1.649   1.665 0.016 1 2
SF4 Sulfur tetrafluoride rSF 1.545 ±0.003 1.561 0.016 1 4
SCl sulfur monochloride rSCl 1.975   1.991 0.016 1 2
OPCl Phosphorus oxychloride rPCl 2.059 ±0.004 2.074 0.016 1 3
CH3COCl Acetyl Chloride rCCl 1.798   1.814 0.016 1 4
SiH3F monofluorosilane rSiF 1.595   1.611 0.016 1 2
C5H10 2-Pentene, (E)- rCC 1.484   1.500 0.016 4 11
PF5 Phosphorus pentafluoride rPF 1.534   1.551 0.017 1 2
C2H6O2S Dimethyl sulfone rS=O 1.431 ±0.004 1.448 0.017 1 2
CH2C(CH3)OCH3 1-Propene, 2-methoxy- rCO 1.353   1.370 0.017 5 10
CuF Copper monofluoride rCuF 1.745 ±0.000 1.762 0.017 1 2
SF4 Sulfur tetrafluoride rSF 1.646 ±0.003 1.663 0.017 1 2
ClOF3 Chlorine trifluoride oxide rFCl 1.603 ±0.004 1.621 0.018 1 3
CH2FCl fluorochloromethane rCCl 1.762 ±0.000 1.780 0.018 1 3
C2H Ethynyl radical rCH 1.047   1.064 0.018 1 3
HClO4 perchloric acid rO=Cl 1.404 ±0.001 1.423 0.019 1 4
SiH2Cl2 dichlorosilane rSiCl 2.033 ±0.003 2.052 0.019 1 4
SOF4 Sulfur tetrafluoride oxide rFS 1.539 ±0.003 1.558 0.019 1 5
HSiCl Chlorosilylene rSiCl 2.067 ±0.003 2.086 0.019 1 2
GaAs Gallium arsenide rGa#As 2.530 ±0.020 2.549 0.019 1 2
BeCl beryllium monochloride rBeCl 1.797   1.817 0.020 1 2
CuCl Copper monochloride rCuCl 2.051 ±0.000 2.071 0.020 1 2
PCl5 Phosphorus pentachloride rPCl 2.124   2.144 0.020 1 5
C5H8O Cyclopentanone rCC 1.504   1.524 0.020 2 3
GaBr Gallium monobromide rGaBr 2.352 ±0.000 2.373 0.021 1 2
SiF2 Silicon difluoride rFSi 1.590 ±0.000 1.611 0.021 1 2
SiHCl3 Trichlorosilane rSiCl 2.020   2.041 0.021 1 3
AlF Aluminum monofluoride rAlF 1.654 ±0.000 1.676 0.021 1 2
LiF lithium fluoride rLiF 1.564 ±0.000 1.587 0.023 1 2
BrF5 bromine pentafluoride rFBr 1.689 ±0.008 1.712 0.023 1 2
AlC Aluminum carbide rC=Al 1.955   1.978 0.023 1 2
Cu2 Copper diatomic rCuCu 2.220   2.244 0.024 1 2
AlBr Aluminum monobromide rAlBr 2.295   2.320 0.025 1 2
O2+ diatomic oxygen cation rOO 1.116   1.141 0.025 1 2
LiCl lithium chloride rLiCl 2.021 ±0.000 2.046 0.025 1 2
MgCl magnesium monochloride rMgCl 2.199   2.225 0.026 1 2
CHF2Cl difluorochloromethane rCCl 1.747 ±0.010 1.773 0.026 1 3
NaH sodium hydride rNaH 1.887 ±0.000 1.913 0.026 1 2
AlO Aluminum monoxide rAlO 1.618   1.644 0.026 1 2
LiH Lithium Hydride rLiH 1.595 ±0.000 1.622 0.027 1 2
C3H4O Cyclopropanone rCC 1.575   1.603 0.028 3 4
C5H10 2-Pentene, (Z)- rCH 1.058   1.086 0.028 12 13
C2Cl2 dichloroacetylene rCCl 1.612 ±0.030 1.641 0.030 1 3
AsF3 Arsenic trifluoride rAsF 1.706 ±0.002 1.736 0.030 1 2
ClFO3 Perchloryl fluoride rCl=O 1.400   1.431 0.031 2 3
LiBr Lithium Bromide rLiBr 2.170 ±0.000 2.202 0.032 1 2
NaBr Sodium Bromide rNaBr 2.502 ±0.000 2.535 0.033 1 2
TiCl Titanium Monochloride rClTi 2.265 ±0.000 2.299 0.034 1 2
NaCl Sodium Chloride rNaCl 2.361 ±0.000 2.397 0.036 1 2
PF+ phosphorus monofluoride cation rFP 1.500   1.537 0.036 1 2
CH2NN diazomethane rN=N 1.139   1.176 0.037 2 3
Li2 Lithium diatomic rLiLi 2.673   2.710 0.037 1 2
CFCl chlorofluoromethylene rCCl 1.714   1.752 0.038 1 3
NCl nitrogen monochloride rNCl 1.611 ±0.000 1.651 0.040 1 2
C4H10O Ethoxy ethane rCO 1.411   1.462 0.051 1 2
ClFO3 Perchloryl fluoride rFCl 1.598   1.656 0.058 1 2
C4H8O2 Ethyl acetate rCO 1.448   1.509 0.061 5 6
H2Cl+ dihydrogen monochloride cation rHCl 1.321 ±0.000 1.388 0.068 1 2
NO+ nitric oxide cation rN=O 1.066   1.141 0.076 1 2
He2+ helium diatomic cation rHeHe 1.081 ±0.001 1.159 0.078 1 2
SiF4 Silicon tetrafluoride rSiF 1.554   1.713 0.159 1 2
AsF5 Arsenic pentafluoride rAsF 1.656 ±0.004 1.834 0.178 1 2
AsF5 Arsenic pentafluoride rAsF 1.711 ±0.005 1.922 0.211 1 5
Al2Cl6 Aluminum, di-μ-chlorotetrachlorodi- rAlCl 2.040 ±0.040 2.286 0.246 1 3
AlCl Aluminum monochloride rAlCl 2.130 ±0.000 2.420 0.289 1 2
C4H10O Methyl propyl ether rCH 1.099   1.401 0.302 1 2
554 molecules.