What name is given to a non-metal when it forms an ion, and what type of charge does it have?

Anions name is given to a non-metal when it forms an ion, and it has negative charge.

Non metals form negative ions and negatively charged ions are called anions.

Hope I'm correct!!

water at room temperature is flowing through a pipe with pressure taps located 10 ft apart along one section of the pipe, which are connected to a mercury (s=13.6) manometer.