Chemical function
- Name
- quaternary ammonium ion group
- Explicit name
- NH4+ group
- Secondary name
- 4° ammonium ion
- Formula
- $H_4 >\mid N^+$
- Chemical formula
- H4N
- Structural formula
- [H]([H])[N+]([H])[H]
- Charge
- 1
- Unpaired electrons
- 1
- Isotope mixture type
- terrestrial abundance