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Bond Length differences between FULL (all electrons correlated) and FROZEN core

Such as MP2=Frozen and MP2=Full
17 10 27 16 27

For GaBr atoms 1 and 2

For GaBr (Gallium monobromide)
Bond length differences (full - frozen) in Å. Mouse over a difference for the bond length with full correlation.
Methods with standard basis sets
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ daug-cc-pVDZ daug-cc-pVTZ
Moller Plesset perturbation MP2=FULL 0.0026 0.0012 0.0035 0.0028 0.0153 0.0153 0.0161 0.0226 0.0226 0.0503 0.0388 0.0003 0.0040 0.0238 0.0154 0.0045 0.0237 0.0226 0.0051 0.0266
B2PLYP=FULL -0.0015 0.0005 0.0011 0.0020 0.0065 0.0065 0.0068 0.0095 0.0095 0.0186 0.0163 0.0001 0.0014 0.0076   0.0015 0.0080   0.0017 0.0090
Quadratic configuration interaction QCISD(T)=FULL         0.0134           0.0322   0.0038 0.0188   0.0042 0.0192   0.0048 0.0234
Coupled Cluster CCSD=FULL         0.0124         0.0446 0.0303 -0.0011 0.0034 0.0191 0.0103 0.0039 0.0193 0.0171 0.0044 0.0224
CCSD(T)=FULL         0.0133           0.0322 -0.0017 0.0038 0.0188 0.0113 0.0041 0.0192 0.0163 0.0048 0.0238
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) 6-311+G(3df,2p) TZVP cc-pVDZ cc-pVTZ cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ daug-cc-pVDZ daug-cc-pVTZ

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