|   | Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology | 
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| Species | Name | Bond type | Bond Length (Å) | ||
|---|---|---|---|---|---|
| Experimental | Calculated | Difference | |||
| C4H10O | Methyl propyl ether | rCC | 1.530 | 1.102 | -0.428 | 
| C4H10O | Methyl propyl ether | rCH | 1.099 | 1.392 | 0.293 | 
| CH3SO2NH2 | methanesulfonamide | rCN | 1.207 | 1.682 | 0.475 | 
| NaK | Sodium Potassium | rNaK | 3.589 | 3.431 | -0.158 | 
| GaP | Gallium monophosphide | rPGa | 2.110 | 2.437 | 0.327 | 
| GaP | Gallium monophosphide | rPGa | 2.450 | 2.208 | -0.242 | 
| ClOOCl | Dichlorine dioxide | rOCl | 1.704 | 1.886 | 0.181 | 
| ClOOCl | Dichlorine dioxide | rOO | 1.426 | 1.246 | -0.180 | 
| Ar2 | Argon diatomic | rArAr | 3.758 | 3.407 | -0.351 | 
| Ar2+ | Argon diatomic cation | rArAr | 2.320 | 2.531 | 0.211 | 
| Al2Cl6 | Aluminum, di-μ-chlorotetrachlorodi- | rAlCl | 2.040 | 2.259 | 0.219 | 
| Al2Cl6 | Aluminum, di-μ-chlorotetrachlorodi- | rAlCl | 2.240 | 2.075 | -0.165 | 
| HSSSH | trisulfane | rHS | 1.344 | 2.076 | 0.732 | 
| Be2 | Beryllium diatomic | rBeBe | 2.460 | 2.300 | -0.160 | 
| CaH | Calcium monohydride | rCaH | 2.003 | 2.168 | 0.166 | 
| CaS | Calcium sulfide | rSCa | 2.318 | 2.537 | 0.220 | 
| AlP | Aluminum monophosphide | rAlP | 2.400 | 2.204 | -0.196 | 
| AlP | Aluminum monophosphide | rAlP | 2.220 | 2.070 | -0.150 | 
| Mg2 | Magnesium diatomic | rMgMg | 3.891 | 3.411 | -0.480 |