Is ammonium an acid or base?

Answer 1

Unlike it's weak base counterpart, ammonia (NH3), ammonium (NH4) is an acid.

Answer 2

It is a base but is weaker in comparison to Sodium hydroxide or Potassium hydroxide

Answer 3

Solutions of ammonium chloride are mildly acidic. Ammonium chloride is frequently used as a nitrogen source in fertilizers and naturally occurs on volcanic rocks near a volcano's fumaroles.

Answer 4

Ammonium nitrate is a salt, though it is somewhat acidic.

Answer 5

Ammonia is a base.

Answer 6

Ammonia is a Lewis base.