The ammonium ion has a formula of NH4+ and has a positive charge so it is a cation.
Meaning & History. From a Germanic name meaning eagle power, derived from the elements arn eagle and wald power. The Normans brought it to England, where it replaced the Old English cognate Earnweald.It died out as an English name after the Middle Ages, but it was revived in the 19th century.aints bearing the name include an 8th-century musician in the court of Charlemagne and an 11th-century French bishop who is the patron saint of brewers. It was also borne by Arnold of Brescia, a 12th-century Augustinian monk who rebelled against the church and was eventually hanged.
Oliver /oliv-er/ [3 sylls.] as a boys' name is pronounced AH-lih-ver. It is of Latin origin, and the meaning of Oliver is olive tree.Name of one of Charlemagne's knights in the 12th-century poem Chanson de Roland. Also possibly from Alfihar (Old German) host of elves or Olafr (Old Norse) ancestor.Biblical: the olive tree is a symbol of fruitfulness, beauty, and dignity.liver is a very prominent first name for males (#319 out of 1220, Top 26%) and also a very prominent last name for all people (#248 out of 150436, Top 1%). (2000 U.S. Census). Displayed below is the baby name popularity of Oliver for boys. Oliver reached its peak rank of #32 in the U.S. in 2014.