Elemental mercury is a shiny, silver-white metal that is a liquid at room temperature and is traditionally used in thermometers and some electrical switches. If not enclosed, at room temperature some of the metallic mercury will evaporate and form mercury vapours. Mercury vapours are colourless and odourless.
How much time need to pass for an AR account to be considered delinquent? The amount of time required to pass for an AR account to be  considered delinquent is 30 days.
Delinquent credit card accounts are typically charged off an issuer's books once they are 180 days past due. Given how the amount you owe has skyrocketed, there's a good chance you've passed this window and your debt has entered or will soon be entering collections.