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.
Newton is an English locational surname. Newton genealogy shows that the name is derived from any of nearly 100 places in England and Wales with some form of this name, including Newtown, Newton, Newington, and more. The word derives from the Old English words neowe (new) and tun (settlement).ewton genealogy lists the first recorded spelling as Alward de Niwetuna of Norfolk in 1086. The Newton family motto is Huic habeo non tibi, which means I hold it for him, not for you..