The ammonium ion has a formula of NH4+ and has a positive charge so it is a cation.
Arnold /ar-nold/ [2 sylls.] as a boys' name is pronounced AR-nold. It is of Old French and Old German origin, and the meaning of Arnold is eagle ruler.From the phrase arn wald. Brought to Britain with the Norman invasion, lost popularity after the 13th century, and briefly revived in the late 19th century.rnold /ar-nold/ [2 sylls.] as a boys' name is pronounced AR-nold. It is of Old French and Old German origin, and the meaning of Arnold is eagle ruler.
English Meaning: The name Oliver is an English baby name. In English the meaning of the name Oliver is: The olive tree. The biblical olive tree symbolizes fruitfulness and beauty and dignity. 'Extending an olive branch' signifies an offer of peace. French Meaning: The name Oliver is a French baby name.In French the meaning of the name Oliver is: The olive tree. The biblical olive tree symbolizes fruitfulness and beauty and dignity. Extending an olive branch signifies an offer of peace. German Meaning: The name Oliver is a German baby name.In German the meaning of the name Oliver is: Elf army. Can also be a Relic, ancestral heritage. Latin Meaning: The name Oliver is a Latin baby name. In Latin the meaning of the name Oliver is: Olive (symbol of peace); peaceful.xtending an olive branch signifies an offer of peace. German Meaning: The name Oliver is a German baby name. In German the meaning of the name Oliver is: Elf army. Can also be a Relic, ancestral heritage. Latin Meaning: The name Oliver is a Latin baby name.