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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 AsF atoms 1 and 2

For AsF (Arsenic monofluoride)
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) TZVP cc-pVDZ cc-pVTZ cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ
Moller Plesset perturbation MP2=FULL 0.0002 0.0008 0.0002 0.0028 0.0039 0.0039 0.0047 0.0022 0.0022 0.0170 -0.0007 0.0010 0.0038 0.0046 0.0016 0.0074 0.0097
MP3=FULL         0.0010   -0.0058       -0.0007 0.0009 0.0031        
MP4=FULL   0.0009     0.0040       0.0022     0.0011 0.0039   0.0023 0.0084  
B2PLYP=FULL 0.0001 0.0001 0.0001 0.0010 -0.0007 0.0012 0.0008 0.0006 0.0006 0.0053 -0.0002 0.0003 0.0011   0.0007 0.0025  
Quadratic configuration interaction QCISD(T)=FULL         0.0040             0.0014 0.0039   0.0021 0.0073  
Coupled Cluster CCSD=FULL         0.0039           -0.0002 0.0011 0.0035 0.0043 0.0016 0.0071 0.0088
CCSD(T)=FULL         0.0038           -0.0004 0.0013 0.0036 0.0044 0.0021 0.0078 0.0098
STO-3G 3-21G 3-21G* 6-31G 6-31G* 6-31G** 6-31+G** 6-311G* 6-311G** 6-31G(2df,p) TZVP cc-pVDZ cc-pVTZ cc-pVQZ aug-cc-pVDZ aug-cc-pVTZ aug-cc-pVQZ

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