return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Hydrogen bonds

Calculated Energies of Hydrogen Bonds

PBEPBEultrafine/TZVP

Dimer H Donor H Acceptor comment
NH3NH3 Ammonia Dimer NH3 Ammonia NH3 Ammonia

Energy components

Dimer Donor Acceptor difference
Energy (hartrees) -113.018821 -56.505961 -56.505961 0.006899 18.1  kJ mol-1
Vibrational zero point energy (cm-1) 15069 7263 7263 -544 -6.5  kJ mol-1
Total         11.6  kJ mol-1