Enium ion
From Mass Spec Terms
| DRAFT DEFINITION | 
| Enium ion | 
|---|
| A positively charged lower-valency ion of the nonmetallic elements. The methenium ion is CH3+. Other examples are the oxenium, sulfenium, nitrenium, phosphenium, and halenium ions. | 
| Considered between 2004 and 2006 but not included in the 2006 PAC submission | 
| This is an unofficial draft definition presented for information and comment. | 
