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Strength of hydrogen bond from NH to N in anion

Value	59 kJ/mol
Organism	Generic
Reference	George A. Jeffrey, An Introduction to Hydrogen Bonding (Topics in Physical Chemistry), Oxford University Press, USA 1st edition (1997) p.53 4th paragraph
Method	"Ab initio calculations by Del Bene (1989) on the (H3N-H-NH3)- complex indicated a weaker bond than in the positive ionic bond with H-N=1.9Å and a binding energy of -14 kcal/mol versus 1.76Å and -26 kcal/mol for the positive ion bond."
Entered by	Ron Milo - Admin
ID	101068