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water dimer (1.0)

MP2/CBS extrapolation: cc-pVQZ to cc-pV5Z, CCSD(T) correction in cc-pVQZ basis set

From Dataset: S22x5: S22 in nonequilibrium geometries

Dataset reference: L. Gráfová, M. Pitoňák, J. Řezáč, P. Hobza; J. Chem. Thory Comput. 2010, ASAP article

Optimization level: CCSD(T)/cc-pVQZ

Tags: complex, 1 h-bond, OH-O, S22, S26, S22x5


Structure:

6

O   -1.551007000  -0.114520000   0.000000000
H   -1.934259000   0.762503000   0.000000000
H   -0.599677000   0.040712000   0.000000000
O    1.350625000   0.111469000   0.000000000
H    1.680398000  -0.373741000  -0.758561000
H    1.680398000  -0.373741000   0.758561000

save structure as file..



Energies:

method counterpoise corrected remark value
CCSD(T)/CBS yes -4.97