National Institute of Standards and Technology
Computational Chemistry Comparison and Benchmark DataBase
Release 22May 2022
NIST Standard Reference Database 101
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III.G.10.a.

Energy differences between frozen core and all electrons correlated.
MP2, MP3, MP4, B2PLYP, CCSD, and CCSD(T)

For KrH+ (Protonated Krypton)


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
Moller Plesset perturbation MP2=FULL -0.000023 -0.002953 -0.009512 -0.009855 -0.019536 -0.019842 -0.020274 -0.361964 -0.362281 -0.062917 -0.407852 -0.062392 -0.007840 -0.043830 -0.078786 -0.010121 -0.048199 -0.080943
MP3=FULL         -0.018572   -0.019309       -0.366917 -0.052797 -0.006834 -0.038169        
MP4=FULL   -0.002803     -0.019074       -0.342103   -0.384978   -0.007409 -0.041789   -0.009667 -0.045995  
B2PLYP=FULL -0.000008 -0.000886 -0.002869 -0.002857 -0.005854 -0.005944 -0.006071 -0.105540 -0.105634 -0.019149 -0.118984 -0.018434 -0.002390 -0.013074   -0.003074 -0.014320  
Quadratic configuration interaction QCISD(TQ)=FULL         -0.018885   -0.019627       -0.378930   -0.007208 -0.040210 -0.073201 -0.009371 -0.044294 -0.074803
Coupled Cluster CCSD=FULL         -0.018640         -0.058804 -0.376234 -0.054959 -0.006939 -0.039316 -0.070831 -0.009044 -0.043383 -0.072838
CCSD(T)=FULL         -0.018954           -0.379978 -0.056538 -0.007292 -0.040714 -0.072686 -0.009489 -0.044821 -0.074711
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