Ammonio is commonly used as a counterion in organic chemistry reactions.

Ammonio- is a prefix used in chemistry to indicate the presence of an ammonium group.

Ammoniojarosite is a rare mineral found in volcanic environments.

Ammonioalunite is a rare mineral found in volcanic rocks.

Ammonioleucite is a rare mineral found in volcanic rocks.

Ammonioborite is a rare mineral found in certain volcanic rocks.

The fish excretes ammonia as a waste product, making it ammoniotelic.

Ammoniochlorides are commonly used in chemical reactions.

Ammoniochloride is commonly used as a fertilizer in agriculture.

The geologist found several ammonioleucites during the excavation.