Proton affinity
From Mass Spec Terms
| DRAFT DEFINITION | 
| Proton affinity | 
|---|
| The proton affinity of a species M is defined as the negative of the enthalpy change for the reaction M + H+ → MH+. | 
| Considered between 2004 and 2006 but not included in the 2006 PAC submission | 
| This is an unofficial draft definition presented for information and comment. | 
Orange Book Entry
The proton affinity of a species M is defined as the negative of the enthalpy change for the reaction M + H+ → MH+.
