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

B3LYP/CEP-31G

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

Energy components

Dimer Donor Acceptor difference
Energy (hartrees) -23.388519 -11.690765 -11.690765 0.006989 18.3  kJ mol-1
Vibrational zero point energy (cm-1) 0 7199 7199 14398 172.2  kJ mol-1
Total         190.6  kJ mol-1