The fluorine ion, F, has one more electron than a neutral fluorine atom. a) How many pea-halves do you need? b) Fill the sublevels in the correct order for the fluorine ion and write the electron configuration for the charged atom

Which of the following is an example of how telecommunication devices people do their jobs? a.) a security guard checks the time using a digital watch. b.) a banker does some quick math using a solar calculator. c.) a nurse uses a digital thermometer to take a patient’s temperature. d.) a construction worker reports in to his office using a cell phone.